Companies Using Square in London: 103 Active Firms (2026)
London companies running online payment technology on their websites take card and point-of-sale transactions from customers across the capital.
Checkout and point-of-sale adoption here points to merchants that take payments as part of the customer journey, not after it. The main users tend to be consumer-facing operators with booking, ordering, appointment, invoice or payment-link flows on their own sites. A public checkout usually signals that payment collection is embedded in daily operations rather than treated as a back-office bank transfer. The buying centre is often owner-operator, finance and operations, with web agencies or outsourced developers maintaining the site. Engagements look like merchant-account, card-present and payment-link workflows for retail, hospitality, events and local services, rather than large enterprise payment orchestration.
Read more
London has 103 active companies running this checkout stack on their public websites. Reported employment across the cohort totals 1,307 people, which points to a small-employer base rather than a set of corporate payment teams. Adoption is concentrated in customer-facing sectors: travel and hospitality, fashion and retail, FMCG, ecommerce and smaller software-enabled services. The common pattern is direct transaction capture, where booking, ordering, appointment or invoice pages sit close to day-to-day revenue collection.
Payment acceptance brings operational obligations beyond the checkout page. Merchants need clear pricing, refund and cancellation handling, fraud controls, chargeback processes and appropriate treatment of customer contact details. Website procurement also matters: many adopters appear to combine hosted checkout with agency-built storefronts, analytics scripts and security tools, so responsibility for consent notices, failure recovery and reconciliation can be split across commercial, finance and web teams. For smaller London merchants, that split is often a governance issue before it is a technology issue.
Adoption appears likely to remain tied to practical commerce workflows rather than abstract payments strategy. The cohort is weighted towards smaller operators, so switching tends to be triggered by website rebuilds, new booking journeys, higher chargeback exposure or a need to reconcile online and in-person sales together. Bundled ecommerce tools may keep the stack attractive for merchants without dedicated product teams, while larger operators are more likely to compare specialist gateways, fraud tooling and finance-system integration. Consolidation pressure therefore sits at the workflow layer, not just in payment processing.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
Adoption by company size
Adoption of Square rises with company size across the trading companies in this cohort. 0% of the 532,485 companies with under 10 employees run Square (55 detected). 0.3% of the 15,364 companies with 10–50 employees run Square (42 detected). 0.3% of the 1,763 companies with over 50 employees run Square (6 detected). That is a 0.3% gap between the over 50 employees and under 10 employees bands.
103
Active firms
2026
2
Above £5M turnover
Trading firms
9
Median headcount
Filed accounts
176
Verified directors
Across this cohort
Top companies using Square in London
Ranked by sales-readiness score: an AI model assesses what each company does, its sector and size, and scores its overall fit. Best-fit prospects appear first.
Financial sub-scores
Computed from 4 filingsOperates cafés serving coffee, sandwiches, balance bowls and superfood smoothies, with breakfast and lunch menus available for dine‑in, takeaway and online ordering. Also runs wellness studios…
Serves B2C customers, mainly health-conscious diners, coffee buyers, local workers, residents, fitness class participants and wellness event attendees around Chelsea, Piccadilly and Fitzrovia.
Financial Health
WeakWeak · Hiring · 71% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a casual restaurant serving burgers, steaks, loaded fries and milkshakes, including novelty items and large food challenge meals. Offers dine‑in, takeaway and online order collection, table…
Serves B2C diners, groups and takeaway/collection customers in London, including burger, steak and milkshake fans and people seeking social dining or food-challenge experiences.
Financial Health
WeakWeak · -2% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsDesigns and sells children’s clothing and accessories inspired by traditional Spanish styles, including dresses, shirts, knitwear, outerwear, shoes and accessories for babies and children up to 10…
Serves consumers, primarily parents, relatives and gift buyers shopping for babies, toddlers and children aged 0 months to 10 years, including girls, boys, sibling sets and family outfits, with…
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates chocolate-focused cafés serving hot chocolate drinks, chocolate desserts, cakes and patisserie, alongside Italian food, wine and other hot beverages. Develops in-house recipes, including…
Serves B2C customers, including café visitors in London’s West End and online shoppers seeking Italian-style chocolate, hot drinks, patisserie, food and wine, with delivery for customers unable to…
Financial Health
HealthyHealthy · Hiring · 8% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates an interactive baking experience venue offering timed baking sessions where participants follow themed recipes at individual stations. Also provides group bookings for team building, parties…
Serves consumers and groups seeking social baking experiences, including friends, families, couples, hen parties and birthday celebrations, plus corporate teams booking away days, private hire,…
Financial Health
StrongStrong
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates wine bars and sells sparkling wines through an online shop offering UK delivery. Provides curated sparkling wine lists, bar service, and food pairings such as oysters and grilled cheese at…
Targets adult consumers: London wine bar visitors, festival and seasonal event-goers, and UK online shoppers ordering wine for delivery. Also serves customers placing larger bulk orders.
Financial Health
HealthyHealthy · Hiring · 41% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 2 filingsOperates a restaurant and bar serving Detroit-style pizza and natural wine. Offers dine-in, takeaway, delivery and table reservations, and sells branded merchandise, gift cards and packaged food…
Serves consumers and small groups seeking casual dine-in, delivery or collection, plus gift cards and merchandise, at its Soho and Notting Hill locations.
Financial Health
HealthyHealthy · Hiring · 50% CAGR over 1y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsProduces and sells Japanese-style patisserie including mille crêpe cakes, shortcakes, cheesecakes, fresh mochi, pastries and nama chocolate. Offers bespoke celebration cakes and dessert gift boxes,…
Serves UK consumers buying Japanese patisserie for celebrations, gifting and home delivery, alongside corporate and events customers ordering cakes, dessert boxes and seasonal treats.
Financial Health
StrongStrong · Growing, Hiring · 68% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates coffee shops and a bakery offering speciality coffee, matcha, bagels, and freshly baked pastries, cakes, and cookies. Provides takeaway and online ordering, and supplies baked goods through…
Serves B2C café customers, including locals and visitors in Notting Hill and Knightsbridge, plus online delivery/click-and-collect customers and wholesale bakery buyers.
Financial Health
StableStable · Hiring · 98% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsProduces and sells handmade donuts and pastries, offering a range of flavoured donut and patisserie products. Sells items through retail stores and online ordering, and provides gift vouchers and…
Serves B2C customers, including walk-in bakery shoppers, online dessert buyers, gift-voucher purchasers and workshop attendees, with a London retail focus.
Financial Health
HealthyHealthy · Hiring · 516% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates a restaurant and bar serving American-style brasserie dishes including burgers, set menus and desserts, alongside cocktails and wine. Hosts live piano music and provides private dining,…
Serves consumers in London’s West End, including Covent Garden diners, drinkers, pre- and post-show theatregoers, families, and groups booking private dining or events.
Financial Health
StableStable · Hiring · 3% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsOperates restaurants and wine bars serving British cuisine, alongside a bakery producing bread and pastries. Also runs a winery and wine company, and sells wine and food products through retail…
Targets London consumers seeking restaurant reservations, bakery purchases and wine, plus private event organisers and trade buyers for its food and wine products.
Financial Health
WeakWeak · -3% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsOperates a restaurant offering British tasting menus for dinner and shorter set menus for lunch. Serves multi‑course dishes prepared using techniques such as curing, steaming, poaching and open‑flame…
Serves consumers and corporate customers, including individual diners, couples, gift-card buyers, time-conscious business lunch guests and large groups seeking lunch or dinner in London’s Smithfield.
Financial Health
WeakWeak
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates multi-sports centres offering facilities and programmes for tennis, padel, football and netball. Provides court and pitch hire, coaching sessions, leagues, fitness classes, children’s…
Serves B2C sports participants: children, adults, parents booking parties and holiday courses, amateur club/league players, and corporate/private groups, with venues promoted in Barnes, Chiswick and…
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsProvides event catering for private and corporate functions including weddings, parties, client dinners, conferences and office lunches. Designs and prepares bespoke menus, canapés and light bites,…
Serves private individuals planning parties, weddings and family occasions, plus businesses hosting meetings, launches, office parties and conferences in London, Hertfordshire and the Home Counties.
Financial Health
DistressedDistressed · -24% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates bakeries producing and selling handmade croissant buns, cinnamon buns and other baked goods. Offers coffee, seasonal pastries and custom large orders, with options for delivery, gift cards…
Serves consumers visiting neighbourhood bakeries and ordering delivery, plus people and workplaces buying gifts, party orders and office treats, primarily around London.
Financial Health
StableStable · -28% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsRoasts and sells specialty coffee beans for home brewing through an online shop and subscription service. Operates coffee shops serving brewed coffee and offers wholesale coffee supply to businesses.
Sells to consumers buying specialty coffee for home brewing, including subscription customers, and to local café visitors and diners. Also serves wholesale business customers, though specific…
Financial Health
HealthyHealthy · Hiring · 71% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a public art gallery presenting contemporary art exhibitions featuring emerging and established artists. Organises ticketed and free shows, late events, educational workshops and family…
Serves contemporary art audiences, exhibition visitors, families with children, patrons/supporters and private-event bookers, primarily consumers with some corporate or institutional clients hiring…
Financial Health
StrongStrong · Hiring · 14% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsProduces small-batch artisan ice cream using organic milk and natural ingredients. Sells ice cream, waffles, hot chocolates and milkshakes through its own shops, and supplies ice cream wholesale to…
Serves London consumers through Balham and Brixton shops and delivery, plus B2B buyers such as restaurants, hotels, chefs and brand event teams across Central and South West London.
Financial Health
StrongStrong · Hiring · 30% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a sourdough bakery and café selling bread, buns, cakes, pastries and desserts. Offers baked goods and pantry items through an online shop, and hosts food events such as burger nights…
Serves local consumers in North London, including café visitors, home-delivery customers and gift-card buyers, and supplies wholesale business buyers such as cafés, restaurants and food retailers.
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 5y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Provides clinical skincare treatments including bespoke facials and body treatments, along with online skin consultations. Operates an e‑commerce shop selling professional skincare products,…
Serves individual consumers seeking skincare support, including people with acne, ageing, pigmentation, eczema, rosacea, dry or sensitive skin, plus buyers of professional skincare products across…
Financial Health
N/AN/A
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsProduces sourdough bread, cakes and pastries for retail sale and wholesale supply. Offers custom celebration cakes, online ordering with click‑and‑collect, and supplies baked goods to local…
Serves consumers in South London ordering bakery items for click-and-collect, alongside local businesses seeking wholesale bakery supply.
Financial Health
StableStable · Hiring · 4% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Operates venues offering racing simulator experiences using professional-grade simulators. Provides session bookings for individuals and groups, competitive leagues and leaderboards, race coaching,…
Serves consumers and groups seeking social racing entertainment, including friends, birthday parties, stag and hen groups, juniors and older racers, plus businesses booking corporate team events and…
Financial Health
N/AN/A
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates a Mexican restaurant, taquería and cocktail bar serving regional Mexican dishes, tacos and agave-based drinks. Provides dine‑in meals, bar service, DJs and event space, with reservations,…
Serves B2C diners, cocktail drinkers and nightlife customers in Dalston, including people seeking Mexican food, brunch, agave spirits, late-night DJs, group bookings and private party spaces.
Financial Health
HealthyHealthy · Hiring · 109% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a restaurant serving tasting and prix-fixe menus and bar food. Provides table reservations, private hire, event dining experiences, and catering services, and sells gift cards through its…
Sells to diners and gift card buyers seeking casual fine dining in South London, and serves groups or organisations booking private hire, events and catering.
Financial Health
WeakWeak · Hiring · 19% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsOperates a licensed restaurant and takeaway specialising in Napoli‑style pizza. Prepares and sells pizza for dine‑in, collection and delivery, taking orders online and in store.
Serves consumers, including dine-in restaurant guests, takeaway customers and households ordering food for collection or delivery.
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates an art gallery and online platform selling contemporary artworks. Exhibits and markets works by emerging and underrepresented artists, offering artworks for purchase and providing catalogues…
Sells to art buyers and collectors, including private collectors seeking contemporary art. Targets consumers and individual investors interested in purchasing works through a London gallery and…
Financial Health
StrongStrong · Hiring · 108% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsImports and retails Turkish food products including Turkish delight, olives, meze, and roasted Turkish coffee, and sells olive oil soap and other Turkish grocery items through a deli and online store.
Serves consumers, market shoppers and online retail customers seeking imported Turkish food and deli products, including Turkish confectionery, olives, meze, coffee and related grocery items.
Financial Health
StrongStrong · Hiring · 12% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 2 filingsOperates a French-style brasserie serving seasonal small plates designed for sharing, alongside a curated selection of wines, sparkling wines and cocktails. Offers lunch and à la carte menus, drinks,…
Serves individual diners, couples and groups seeking a French-style brasserie on Bermondsey Street, including lunch, dinner, drinks, gift card and event customers.
Financial Health
HealthyHealthy · 0% CAGR over 1y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 2 filingsOperates retail and e‑commerce stores selling men’s and women’s clothing, particularly knitwear such as cashmere jumpers and cardigans, along with coats, shirts, footwear and accessories, plus…
Serves UK consumers shopping online or in stores for women’s and men’s knitwear, casual clothing, accessories, gifts and homewares, including gift buyers and value-focused shoppers.
Financial Health
WeakWeak · -4% CAGR over 1y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates an online retail store selling home furniture and décor, including beds, dining tables and sets, sofas, rugs, lighting, mirrors and storage pieces, along with accessories such as ornaments,…
Serves consumers furnishing homes, including shoppers seeking rugs, bedroom, dining, living room, lighting, mirrors, outdoor furniture and home accessories through an online retail store.
Financial Health
StableStable · -55% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsOperates a community pharmacy providing NHS and private prescriptions, over‑the‑counter medicines, and pharmacist consultations. Offers healthcare services including travel vaccinations, flu jabs,…
Serves local residents and patients in East London, including NHS prescription users, private healthcare customers, travellers needing vaccinations, and adults seeking weight loss, men’s/women’s…
Financial Health
WeakWeak · Hiring · 12% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsProvides fine art and photographic printing services including giclée and C‑type printing, along with mounting and bespoke framing. Also offers film scanning and processing, image retouching, art…
Sells to artists, photographers, galleries, architects, interior designers and other commercial trade buyers needing fine art printing and framing. Also serves wedding photography and wall art…
Financial Health
WeakWeak · Hiring · 16% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsDistributes and sells professional nail care products through an online store, including gel nail polish, nail lacquer, acrylic and dip systems, nail tips, tools, lamps, and accessories for nail…
Sells primarily to professional nail technicians, salons and nail artists buying salon-grade gel polish, lacquer and nail tech supplies. Also targets trade account holders and beauty professionals…
Financial Health
WeakWeak · Hiring · 19% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates speciality coffee shops serving locally roasted coffee and fresh pastries. Sells whole‑bean and ground coffee for home brewing, along with branded merchandise, through in‑store retail and an…
Serves local consumers in St Margarets and Southfields, including neighbourhood coffee shop visitors, pastry buyers, and home coffee drinkers purchasing beans, brewing guidance and merchandise online.
Financial Health
HealthyHealthy · Hiring · 65% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a café and brunch restaurant serving specialty coffee, breakfast and brunch dishes including waffles, eggs, chicken buns, tacos and rice bowls. Offers takeaway food, cocktails and evening DJ…
Serves consumers seeking brunch, speciality coffee, cocktails and social dining, including walk-in diners, takeaway customers, voucher buyers and people booking private venue hire, with halal,…
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsOperates an online retail store selling skincare, haircare, cosmetics and beauty tools from multiple brands, including Dermalogica. Offers products such as cleansers, treatments, makeup, fragrances,…
Sells primarily to consumers shopping online for beauty, skincare, haircare and fragrance products, including buyers of salon and professional brands. Targets UK retail customers seeking branded…
Financial Health
StableStable · Hiring · 41% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 3 filingsProvides physiotherapy and musculoskeletal rehabilitation services including diagnostic ultrasound, injection therapy, sports and pregnancy massage, clinical Pilates, bike fitting and run analysis,…
Serves private patients seeking physiotherapy and related healthcare, including athletes, runners, cyclists, pregnant and postnatal patients, and people with pelvic, respiratory or vestibular needs,…
Financial Health
StrongStrong · Hiring · 29% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a café and brunch restaurant serving seasonal breakfast and lunch dishes, pancakes, coffee and drinks. Sources ingredients from independent suppliers and offers dine-in and takeaway…
Serves consumers, primarily local Balham residents and visitors seeking brunch, coffee and casual dining, including customers with vegan or gluten-free preferences.
Financial Health
StrongStrong · -2% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates café and espresso bars serving specialty coffee, iced coffee, breakfast and lunch dishes, and baked goods from rotating menus. Also provides catering for offices and events and offers…
Serves individual cafe customers around Fitzrovia, Oxford Circus and Tottenham Court Road, plus local businesses and event organisers in Fitzrovia and Soho, and consumers seeking barista or latte art…
Financial Health
HealthyHealthy · -7% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsBuilds and sells custom and pre‑configured desktop computers, including gaming PCs, mini PCs and workstation systems. Also retails computer components, peripherals, networking equipment, software and…
Serves UK consumers, gamers, home-office users and small businesses, plus creative professionals such as photographers, video editors, designers and music producers seeking PCs, workstations,…
Financial Health
StableStable · Hiring · 32% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a hospitality venue offering coworking spaces, a restaurant and bar, and rooms for private and cultural events. Provides venue hire and catering services and hosts community gatherings, live…
Serves consumers and businesses in London, including diners, pay-as-you-go coworking users, private party hosts, conference organisers, brands booking launch events, and customers needing event…
Financial Health
WeakWeak · Hiring · 5% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsProduces hand-rolled sourdough bagels baked daily and sold through its own bakery and market shop. Offers filled bagels and takeaway food, and supplies fresh bagels to selected wholesale customers.
Serves local consumers in East London ordering for pickup or delivery, plus a small number of wholesale customers.
Financial Health
WeakWeak · Hiring · 97% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsOperates an Italian restaurant serving traditional dishes and drinks. Offers dine-in meals, reservations, and private dining rooms for small groups, with set food and drinks menus and gift cards.
Serves individual diners, couples, families and small groups seeking Italian restaurant meals in London, plus business customers booking private dining for meetings, team gatherings and small…
Financial Health
DistressedDistressed · -17% CAGR over 2y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a wine retail shop and bar offering bottled wines, tasting flights, and sommelier‑led wine tasting events. Serves small plates and charcuterie and hosts themed tastings and private events…
Serves consumers, including wine enthusiasts, diners, couples celebrating occasions, and attendees of guided tasting events and food-led evenings.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 4 filingsPublishes business and management books, ebooks, and digital learning resources. Offers online courses and a subscription platform providing professional and academic content on topics including…
Serves business professionals, HR and L&D teams, academics, lecturers, librarians, students, booksellers, professional associations and corporate buyers in business, management, logistics, marketing,…
Financial Health
WeakWeak · Hiring · 7% CAGR over 3y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsDesigns and sells leather bags and accessories including satchels, handbags, crossbody bags, backpacks and briefcases, as well as wallets, straps, notebooks and care products, offered through online…
Sells mainly to individual consumers and gift buyers shopping online or in stores for leather satchels, handbags, work bags and accessories, with ranges positioned for women, men and style-led…
Financial Health
DistressedDistressed · -10% CAGR over 6y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates a wine bar serving a curated selection of wines, cocktails and non‑alcoholic drinks alongside cheese, charcuterie and small plates. Hosts wine tastings, private events and offers sommelier…
Serves consumers in Notting Hill and London, including wine enthusiasts, couples, friends and families seeking evenings out, celebrations, private tastings, events and gift experiences.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsProduces and sells artisan sourdough bread, pastries, babka and challah baked on site. Operates retail bakery shops offering freshly baked goods for takeaway, and provides information and gift card…
Serves local consumers and gift-card buyers in East Finchley, Highgate and North London, primarily walk-in bakery customers seeking freshly made baked goods.
Financial Health
StableStable · Hiring · 34% CAGR over 4y
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
Financial sub-scores
Computed from 5 filingsOperates bubble tea shops selling a range of bubble tea drinks, baked goods and snack foods. Provides takeaway and delivery via online platforms and offers catering for events and parties alongside…
Serves local consumers visiting its Herne Hill and Battersea Rise shops, online delivery customers, and individuals or groups arranging parties, events and bulk orders.
Financial Health
StableStable
Location
Buy this list of 150 companies
The complete list in one Excel/CSV file — company details, websites and key data. Yours to download and use.
100 more companies and their verified directors are in the file
You’re seeing the top 50. Buy the list to get all 150 with directors, websites and financials.
Key facts
About 1% of the trading cohort reports turnover above £5M (2 of 103 firms) — the rest sits below that revenue band.
15% of the cohort was incorporated since 2022 (16 firms), so a sizeable share is in its first few filing cycles.
Travel & Hospitality accounts for 42.7% (44), ahead of Fashion & Retail at 13.6% (14) and FMCG at 10.7% (11).
50.5% (52) also run website security and performance tooling, indicating that payment pages often sit behind a separate traffic-protection layer.
39.8% (41) also run web analytics and 25.2% (26) run tag-management tooling, pointing to merchants that monitor checkout journeys rather than treating the website as a static brochure.
34.0% (35) also run a content-management platform, while 25.2% (26) use a hosted website-builder.
What else do Square users run?
Share of the 103 Square-running UK companies where each technology was also detected. As of June 2026.
Who runs Square in the UK?
By sector
Sectors overlap, so shares need not sum to 100%.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
9
Median headcount
£506.4K
Median UK turnover
1.9%
Above £5M turnover
16
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 150 companies, alongside financials and websites, in one Excel + CSV file.
How Square usage is detected
Company data
Detected companies are joined to UK Companies House records and XBRL accounts data. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Detection
Firmbase crawls the public website of actively-trading UK companies and fingerprints the technologies present: tracking scripts, embedded forms, chat widgets, CMS markers and similar signatures. A company is included in this list when one or more of the technology's signatures are found on its site; closely-related variants of the same product are grouped under one name. Detection covers what is visible on the public web — a company using the technology purely internally, with no website footprint, will not appear. Counts are therefore a conservative floor, not a ceiling.
Freshness
Websites are re-crawled on a rolling basis and the underlying company data is refreshed from Companies House continuously; filings appear within days of submission. The list and its statistics are regenerated when the detected cohort moves meaningfully. You can see the last-updated timestamp near the top of the page.
Square is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
Square elsewhere
Frequently asked questions
How many companies in London use Square?
How is Square usage detected?
What kinds of companies use Square in London?
What do Square users in London also run?
How fresh is this data?
Can I get contact details for these companies?
Buy all 150 companies as a spreadsheet.
One Excel/CSV file with company details, websites and key data — yours to download and use.

















































