Companies Using ResDiary in London: 56 Active Firms (2026)
London hospitality operators running online reservation technology take bookings, manage table availability and serve diners across the capital.
Adoption usually sits with owner-operators, operations managers and venue marketing teams rather than central IT. The system’s job is to turn a public booking form into table inventory, confirmation messages and service-period planning, so buyers tend to be restaurants, bars, private-dining venues and event-led hospitality sites with live floor operations. Running a dedicated reservation stack signals a business beyond walk-in-only trading: there is enough demand to manage sittings, cancellations and front-of-house coordination, but the median adopter remains small, at 7 reported staff and roughly £551k turnover. Engagements are therefore operational rather than enterprise-wide, tied to booking conversion, diary discipline and shift-level capacity.
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London has 56 actively trading companies running this reservation technology. The footprint is concentrated in hospitality-facing activity, with Travel & Hospitality accounting for 44.6% of the cohort; other detected sectors include service, leisure, training and property-related operators that still need appointment or venue-capacity workflows. Reported employment totals 388 people across 17 reporting firms, and every reporting firm declares some headcount. No company in the cohort reports more than £5M in turnover, which points to adoption among independents and small groups rather than revenue-ranked operators at the upper end of the market.
Food-service adopters sit in a fairly prescriptive operating environment even when the booking tool itself is not the regulated activity. gov.uk guidance from the Food Standards Agency says businesses that sell, cook, store, handle, prepare or distribute food must register with their local authority, covering physical premises, home-based operations, mobile units, temporary premises and online or distance selling. Venues selling alcohol in England and Wales also sit within the Home Office licensing regime administered by local licensing authorities; alcohol sales require authorisation by a personal licence holder, and licensed premises normally name a designated premises supervisor. Reservation systems therefore touch regulated workflows indirectly, through capacity, trading hours and customer communications.
Adoption appears likely to remain tied to practical venue operations rather than software strategy for its own sake. Smaller operators tend to value booking control, wait-list handling and reduced phone traffic, while multi-site groups are more likely to pressure suppliers for pooled availability, reporting and channel-management features. Website-builder and widget-heavy stacks suggest many deployments are still marketer-led, not procurement-led. Over time, bundling by broader hospitality platforms may make standalone reservation tools less visible, although venues with private dining, events or irregular service patterns may keep specialist booking workflows where general appointment tools feel too blunt.
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 ResDiary rises with company size across the trading companies in this cohort. 0% of the 532,485 companies with under 10 employees run ResDiary (8 detected). 0.1% of the 15,364 companies with 10–50 employees run ResDiary (9 detected). 0.2% of the 1,763 companies with over 50 employees run ResDiary (3 detected). That is a 0.2% gap between the over 50 employees and under 10 employees bands.
56
Active firms
2026
0
Above £5M turnover
Trading firms
7
Median headcount
Filed accounts
98
Verified directors
Across this cohort
Top companies using ResDiary 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.
Operates a public house and restaurant serving food and alcoholic drinks, including stone‑baked pizzas and burgers. Provides dine‑in hospitality, table reservations, and private room hire for…
Serves local pub-goers, families, private party groups and diners in West London, alongside businesses seeking small meeting or presentation spaces with catering.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 3 filingsOperates a pub and restaurant serving seasonal food made from farm-sourced ingredients, including daily changing menus and traditional Sunday roasts. Offers craft beers, wines, and spirits, and hosts…
Serves local consumers and visitors in Clapham and London, including pub-goers, diners, Sunday roast customers, and drinkers interested in craft beer, wine and sustainably sourced food.
Financial Health
WeakWeak · -4% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsOperates an all‑day restaurant and bar serving meals, snacks, and alcoholic and non‑alcoholic drinks. Provides dine‑in hospitality services and handles customer bookings, card payments, and email…
Serves B2C customers in and around N4, including local residents, visitors, diners and bar customers who visit, pay in person or opt in to email updates.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsOperates casual dining cafés offering all‑day menus including grilled cheese sandwiches, brunch dishes, coffee and alcoholic drinks. Provides eat‑in restaurant and bar service and manages…
Serves consumers seeking all-day dining in London, including local residents, commuters, visitors and Westfield White City shoppers.
Financial Health
StableStable · Hiring · 15% CAGR over 4y
Location
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Computed from 5 filingsOperates a bar and restaurant serving food, drinks, and Sunday roasts, with table reservations available. Hosts events and provides venue hire for private functions, alongside regular dining and bar…
Serves consumers in London, including diners, drinkers, families, Sunday roast customers and private event organisers seeking venue hire in Hackney Wick.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
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Computed from 5 filingsOperates a neighbourhood pub and restaurant serving modern British food. Provides lunch, dinner, brunch and Sunday roasts, with a bar offering craft beers, wines, cocktails and spirits. Also hosts…
Serves local consumers in Clapham and south London, including diners, drinkers, families with children, brunch and Sunday roast customers, sports viewers, and groups booking parties, wakes or private…
Financial Health
StableStable
Location
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Computed from 3 filingsOperates an Italian restaurant and lounge bar serving pizzas, pasta, mains, desserts and drinks. Offers lunch and dinner menus, takeaway and online delivery via Deliveroo, and provides venue spaces…
Serves consumers in and around Canary Wharf, including lunch and dinner diners, after-work drinkers, families and friends, takeaway customers, and groups booking private hire for occasions.
Financial Health
DistressedDistressed · -9% CAGR over 2y
Location
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Computed from 3 filingsOperates Vietnamese restaurants serving dishes such as bánh mì sandwiches, pho noodle soup and other traditional meals. Offers dine‑in dining, takeaway and delivery orders, and private dining…
Serves individual diners, takeaway and delivery customers, and private dining groups in Brixton and Fleet Street seeking Vietnamese meals.
Financial Health
StableStable · Profitable, Hiring · 20% CAGR over 2y
Location
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Computed from 5 filingsOperates a restaurant serving modern Italian cuisine. Prepares fresh pasta and sourdough pizza using traditional methods, offers seasonal menus based on fresh ingredients, and provides cocktails,…
Serves local consumers and dining groups in Tooting Bec, including lunch and dinner guests, bottomless brunch customers, private dining parties, and online order customers seeking Italian restaurant…
Financial Health
WeakWeak · Hiring · 14% CAGR over 4y
Location
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Computed from 3 filingsOperates restaurants serving sourdough-based pizzas made with seasonal ingredients alongside natural wine and craft beer. Offers dine-in menus, brunch dishes such as baked eggs and pizza, and lunch…
Serves B2C diners in London neighbourhoods including Clapton, Bethnal Green, Deptford, Hoxton, Hammersmith and Walthamstow, targeting casual restaurant customers seeking lunch, dinner, brunch,…
Financial Health
StableStable · 4% CAGR over 2y
Location
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Computed from 5 filingsOperates a restaurant serving Nigerian tapas-style small plates and brunch dishes, with halal, vegan and gluten‑free options. Offers dine‑in meals, themed brunch events, corporate catering services,…
Sells to London diners seeking Nigerian food experiences, including brunch, date-night and pre-match customers, and to businesses ordering corporate catering for office lunches and team events.
Financial Health
StrongStrong · Hiring · 7% CAGR over 4y
Location
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Computed from 5 filingsOperates a cocktail bar serving mixed drinks, spirits, brunch and tapas-style food. Hosts cocktail masterclasses, tastings and private events, and sells bottled cocktails, gift vouchers and bar…
Serves consumers and groups seeking cocktail bar reservations, brunch, afternoon tea, tastings, masterclasses and private events, plus online shoppers buying bottled cocktails and gift vouchers.
Financial Health
WeakWeak · -4% CAGR over 4y
Location
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Computed from 5 filingsOperates Thai restaurants serving traditional dishes prepared with Thai herbs and ingredients. Offers dine‑in dining alongside online ordering for takeaway collection and delivery, with menus…
Serves consumers in Battersea, East Sheen and Richmond, including local diners, visitors, and takeaway or delivery customers seeking Thai restaurant meals.
Financial Health
StableStable · Hiring · 6% CAGR over 4y
Location
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Computed from 5 filingsOperates a hotel providing guest accommodation alongside a restaurant and bar. Offers room bookings, dining, meeting and event spaces, and hot‑desking or workspace facilities for visitors and…
Serves hotel guests booking rooms directly by website, email or phone, along with diners and users of meeting, hot-desking and bar facilities. Targets consumers and business travellers visiting…
Financial Health
StableStable · -66% CAGR over 4y
Location
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Computed from 5 filingsOperates a private members’ dining club and restaurant offering fine dining, private dining rooms, and event hosting. Provides catering for weddings and corporate events, and offers international…
Serves private club members, affluent diners, wedding clients and corporate or private event organisers, with members drawn from around the world.
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 5 filingsOperates a public house serving alcoholic beverages, Italian-style pizzas and traditional pub food. Provides indoor seating and beer gardens, table bookings, and hosts live events and listings for…
Serves consumers, including local pub-goers, diners, groups booking tables, and visitors looking for casual food, drinks, and beer garden seating.
Financial Health
WeakWeak
Location
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Computed from 5 filingsOperates a boutique hotel offering guest rooms, lounge and bar, restaurant dining, and event spaces. Provides accommodation bookings, food and drink service, and private hire for meetings,…
Serves leisure and business travellers seeking central London accommodation, plus couples, families and small groups booking rooms. Also targets organisations and private clients looking for event or…
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
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Key facts
5% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
64.3% of the reservation-technology cohort also run a website-builder platform, while 26.8% also run web analytics tooling.
Travel & Hospitality accounts for 44.6% of detected sector tags, followed by Field Services & Trades at 14.3%; tags overlap where operators span more than one activity.
Food businesses in England, Wales and Northern Ireland must register with their local authority at least 28 days before trading.
Permanent alcohol sales in England and Wales require a premises licence, with sales authorised by a personal licence holder and normally overseen by a designated premises supervisor.
UKHospitality puts UK hospitality at 3.6 million workers and £96 billion a year in direct economic contribution.
What else do ResDiary users run?
Share of the 56 ResDiary-running UK companies where each technology was also detected. As of June 2026.
Who runs ResDiary 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.
7
Median headcount
£550.6K
Median UK turnover
0%
Above £5M turnover
3
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 71 companies, alongside financials and websites, in one Excel + CSV file.
How ResDiary 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.
ResDiary is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
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Frequently asked questions
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