B2B Companies Using Firebase in the UK: 262 Active Firms (2026)
B2B companies running cloud-backend tooling sell products or services to other organisations, with this UK cohort signalling web-app delivery.
For UK business-to-business adopters, this cloud-backend stack usually sits behind login journeys, customer portals, event capture and hosted workflows, rather than a static marketing site. Its use tends to point to an organisation with some product ownership inside the business: developers or technical contractors, live application maintenance, and a need to connect authentication, storage, messaging and analytics-like telemetry. The commercial motion is typically corporate subscription, managed digital service or platform-enabled professional service, with buying centres split between product, engineering, operations and revenue teams.
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In the UK, 262 actively trading B2B companies are running this cloud-backend stack. Reported employment totals 1,898 people, with all 122 firms that publish headcount showing employees. Within the detected development-tool footprint for this B2B cohort, the stack ranks first at 74.6% of a 351-company category denominator; other development tools sit lower at 13.1% and 12.8%. Registered-office geography is London-weighted, at 34.0%, followed by the South East at 14.9%, the North West at 9.5%, the East of England at 8.4% and the South West at 6.9%.
Regulation follows the underlying activity rather than the presence of a cloud-backend stack. Financial services, telecoms, data processing and professional services each bring different compliance routes, while ordinary business-to-business marketing still has to account for ICO guidance, PECR and UK GDPR. The PECR electronic-mail rule does not require consent for messages to corporate subscribers, but senders still need to identify themselves and provide a valid opt-out route. Where business-contact personal data is processed, UK GDPR duties remain; live marketing calls also require CTPS and TPS screening, and calls should stop where a business has objected.
Adoption appears to sit between product experimentation and longer-term platform standardisation. Smaller teams tend to value managed authentication, hosted storage and event-driven back-end services because they reduce infrastructure work during early commercial delivery. As those teams mature, procurement and security reviews may push workloads into broader cloud estates, especially where customer data, uptime evidence and audit trails matter. Bundling by cloud vendors could make the stack less visible at the website layer, while consolidation among agencies and managed-service partners may concentrate implementation work without removing demand from application-heavy business-to-business operators.
Adoption by company size
Adoption of Firebase varies by company size across the trading UK B2B companies in this cohort. 0.2% of the 76,784 companies with under 10 employees run Firebase (189 detected). 0.2% of the 31,788 companies with 10–50 employees run Firebase (61 detected). 0.2% of the 3,773 companies with over 50 employees run Firebase (9 detected).
262
Active firms
2026
74.6%
Of detected Development share
UK B2B
6
Median headcount
Filed accounts
562
Verified contacts
Across this cohort
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Key facts
About 4% of the trading cohort reports turnover above £5M (11 of 262 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (30 firms), so a sizeable share is in its first few filing cycles.
In the detected development-tool category for B2B firms, this cloud-backend system accounts for 74.6% (262) of 351 companies with a detectable system.
London accounts for 34.0% (89) of the cohort, followed by the South East at 14.9% (39) and the North West at 9.5% (25).
The two most common companion tools are an analytics package at 48.1% (126) and a web-performance and security layer at 47.3% (124).
Sector tags overlap: SaaS appears on 22.1% (58) of the cohort, Recruitment & Staffing on 12.6% (33), and IT Services & Managed Services on 10.3% (27).
For B2B marketing, the ICO says PECR covers live or automated calls, electronic mail and fax; UK GDPR still applies where business-contact data is personal data.
Hosting & PaaS market share among UK B2B
Share of the 351 UK B2B with a detectable system. As of June 2026.
What else do Firebase-running B2B run?
Share of the 262 Firebase-running UK companies where each technology was also detected. As of June 2026.
Where Firebase B2B are, and how healthy they look
By region
By registered-office region; companies without a regional match count toward Rest of UK.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
6
Median headcount
£516.1K
Median UK turnover
4.2%
Above £5M turnover
30
Incorporated since 2022
562 verified decision-maker contacts
across these 262 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK B2B using Firebase
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 5 filingsDevelops a software platform that enables B2B SaaS companies to build, deploy and manage AI agents within their products. Provides conversational interfaces, embeddable widgets, SDKs, workflow tools,…
Targets B2B SaaS companies, especially product and engineering teams at learning platforms, HR and people operations software providers, and talent acquisition platforms serving business customers.
Financial Health
HealthyHealthy · Hiring · 54% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsProvides cloud-based HR, payroll and recruitment software for businesses. Platform includes tools for payroll processing, pension submissions, employee onboarding, time and attendance tracking,…
Serves UK SMEs and SMB employers, especially HR, payroll and hiring teams. Also targets accounting firms, payroll bureaus and referral partners serving small-business clients.
Financial Health
StrongStrong · Hiring · 100% CAGR over 3y
Location
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Financial sub-scores
Computed from 3 filingsDevelops portfolio management and data aggregation software for investment professionals. The platform consolidates data from multiple financial accounts and assets, providing analytics, reporting…
Sells to investment professionals at wealth managers, family offices, private banks and institutional investors, including teams managing complex portfolios. Targets financial services organisations…
Financial Health
StrongStrong · Profitable, Growing, Hiring · 86% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsDevelops cloud-based transport management software for logistics companies, providing tools for order entry, route planning, documentation, invoicing, integrations, and CO2 tracking, with AI features…
Sells to transport and logistics businesses, especially carriers, freight forwarders and 3PLs. Targets operational, planning, finance and leadership teams managing haulage, distribution, intermodal,…
Financial Health
StrongStrong · Growing, Hiring · 47% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsProvides treasury advisory and software for businesses trading internationally, including FX risk analysis and hedging, cash management, bank relationship management, and working capital advice,…
Serves B2B finance teams and CFOs at internationally trading startups, scaleups and mid-market firms, especially e-commerce, travel, logistics, wholesale, staffing and professional services, plus…
Financial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsDevelops an online software platform for mortgage intermediaries and advisers that supports managing client cases, processing mortgage applications, and administering related documentation and…
Serves UK mortgage intermediaries and advisers, including broker firms and advisory teams operating in the mortgage advice market.
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsDevelops software for managing, annotating and curating multimodal datasets used to train and evaluate AI models. Platform supports video, images, text, LiDAR and sensor data, with tools for data…
Serves B2B AI and machine learning teams at enterprises building physical, frontier and applied AI systems, including robotics, autonomous vehicles, drones, smart spaces and generative AI.
Financial Health
StrongStrong · Growing, Hiring · 100% CAGR over 4y
Location
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Computed from 3 filingsProvides a cloud platform for selling and managing subscription-based digital services. Offers tools for B2B marketplaces, subscription billing, partner and reseller management, cloud distribution,…
Serves B2B organizations in the subscription economy, including communications service providers, software companies, manufacturers, IT and managed service providers, financial services firms,…
Financial Health
HealthyHealthy · -6% CAGR over 2y
Location
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Computed from 5 filingsProvides cloud software for renewable energy installers, including solar, heat pump, battery and EV charger companies. Platform offers CRM, quoting, job management, compliance documentation,…
Sells to UK B2B clean-tech installers, particularly solar, heat pump, battery storage and EV charger installation firms looking to manage growing project volumes, field teams and compliance…
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
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Financial sub-scores
Computed from 2 filingsDevelops workplace experience software that enables organisations to manage employee communications, intranet content, digital signage, room and desk reservations, visitor management, and workplace…
Sells to organisations managing employee communications and workplaces, including communications, workplace, facilities and IT teams. Targets businesses in financial services, healthcare, industrial…
Financial Health
StableStable · Hiring · 13% CAGR over 1y
Location
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Computed from 5 filingsProvides digital HR software and people experience platforms that support employee onboarding, performance management, learning programmes, reward and benefits administration, and compliance…
Targets HR teams and business leaders in SMEs outgrowing basic HRIS and larger organisations looking to improve digital interaction with employees across onboarding, performance, learning, reward and…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 5 filingsDevelops software that connects data and functionality from existing enterprise and SaaS systems, providing a secure web interface that aggregates information, enables data interrogation, and…
Serves B2B organisations with multiple ERP, legacy and SaaS systems, targeting IT teams, developers and executives that need to provide secure data access for staff, customers and supply chain…
Financial Health
StableStable
Location
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Computed from 3 filingsProvides pricing data, indices and analytics for LNG and natural gas markets. Operates a technology platform delivering freight assessments, spot and forward price benchmarks, trading hub tools, and…
Sells to B2B energy, analytical and financial organisations, including LNG and gas traders, shippers, brokers and energy companies that need commodity pricing data, indices and market transparency…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 5 filingsDevelops artificial intelligence software for healthcare that records and analyses clinician‑patient conversations, generating medical documentation, clinical notes and structured data to support…
Targets hospitals, health systems and other healthcare providers, with buyer groups including clinicians, nursing teams and revenue cycle leaders responsible for clinical documentation, patient…
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
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Computed from 2 filingsProvides a web platform offering audience engagement tools for publishers and websites, including comment systems, interactive widgets, quizzes, social sharing features, and analytics tools for…
Sells to B2B customers operating websites, especially digital publishers, media brands and content teams with audience communities and first-party data needs.
Financial Health
StableStable · 0% CAGR over 1y
Location
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Computed from 4 filingsDevelops a cloud-based workspace application for creating documents, wikis, databases, and project boards. Provides collaboration tools, task and project management, knowledge bases, integrations…
Serves individuals, professionals, small teams, startups, growing businesses and enterprises, including engineering, product, design, marketing and IT teams, as well as education users.
Financial Health
StableStable · Hiring · 8% CAGR over 3y
Location
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Computed from 4 filingsDevelops AI software that enriches product data and generates structured product‑page copy for ecommerce retailers. The platform analyses product information, fills data gaps, produces SEO‑optimised…
Serves ecommerce brands and retailers with large SKU catalogues, especially teams responsible for product content, merchandising, SEO, marketplace feeds and digital commerce operations.
Financial Health
StrongStrong · Hiring · 47% CAGR over 3y
Location
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Computed from 4 filingsProvides a qualitative research platform that collects and analyses customer insights through video surveys, live interviews and focus groups. Includes AI tools for transcription, sentiment analysis,…
Serves B2B customer insights, market research, and product/user research teams at organisations running qualitative studies, including video surveys, interviews, focus groups, and research…
Financial Health
HealthyHealthy · -81% CAGR over 3y
Location
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Computed from 5 filingsDevelops a cloud-based analytics platform that connects to databases and business tools, enabling teams to query data with AI, build metric trees and dashboards, perform collaborative analysis, and…
Sells to B2B data, analytics and business teams at organisations that need collaborative BI across data warehouses, semantic layers, spreadsheets and SaaS tools.
Financial Health
StrongStrong · Growing, Hiring · 24% CAGR over 4y
Location
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Computed from 3 filingsDevelops cloud-based management information and finance software for education institutions. Provides systems for pupil data management, school administration, accounting, parent and student portals,…
Serves education-sector organisations, including primary and secondary schools, multi-academy trusts, SEND and all-through schools, maintained schools, local authorities and school finance or…
Financial Health
StrongStrong · Profitable
Location
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Computed from 5 filingsDevelops medical device software that converts CT and MRI scans into patient‑specific interactive 3D anatomical models. The platform allows clinicians to upload imaging data and view models via web…
Serves hospitals, NHS and private healthcare providers, and surgeons/clinicians involved in pre-operative planning, especially urology, thoracic, liver, colorectal and prostate cases, with UK and…
Financial Health
HealthyHealthy · Hiring · 21% CAGR over 4y
Location
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Computed from 5 filingsDevelops cloud-based HR and health and safety management software for businesses. Platform includes modules for absence tracking, recruitment and onboarding, document management, risk assessments,…
Serves businesses and organisations with employees, targeting HR, operations and health & safety teams managing workforce, compliance, safety and contractor responsibilities.
Financial Health
StrongStrong · Growing, Hiring · 32% CAGR over 4y
Location
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Computed from 4 filingsDevelops software that provides digital receipt and post‑purchase engagement tools for retailers. Platform links in‑store transactions to customer profiles, delivers receipts via digital channels,…
Serves independent, mid-sized and enterprise retailers and growing consumer brands, with their shoppers as end users.
Financial Health
StrongStrong · Hiring · 63% CAGR over 3y
Location
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Computed from 5 filingsDevelops a corporate social responsibility platform that connects employees with volunteering, donation and sustainability activities. Provides tools for organising group volunteering, running social…
Serves businesses and their CSR, HR and employee engagement teams seeking to involve staff in volunteering, sustainability, wellbeing and corporate giving programmes, including organisations…
Financial Health
StrongStrong · Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsProvides cloud-based software for construction and infrastructure project teams to capture site reports, photos, and safety observations via mobile devices, generating time‑stamped records,…
Sells to construction and infrastructure businesses, from small subcontractors to national utilities, targeting on-site project teams, office teams, and leadership needing project visibility and…
Financial Health
StrongStrong · Growing, Hiring · 26% CAGR over 4y
Location
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Computed from 5 filingsProvides measurement and analytics tools for influencer marketing campaigns. Offers a SaaS platform and managed services that run brand lift studies, collect survey responses from exposed and control…
Sells to brands and marketing agencies running influencer marketing campaigns across multiple social platforms, especially teams responsible for campaign measurement, optimisation and budget…
Financial Health
StrongStrong · Growing, Hiring · 40% CAGR over 4y
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Computed from 5 filingsProvides a platform for managing in‑store digital marketing tools including dynamic QR codes, touchscreen kiosks and syndicated product pages. Enables brands to publish interactive retail content,…
Serves B2B marketing and retail teams at consumer brands and retailers seeking to influence shoppers at the point of purchase across physical stores and digital channels.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsDevelops software that processes alternative datasets, mapping data to listed companies and analysing signals for financial markets. Provides tools that help investment funds and data providers…
Serves capital markets organisations, particularly investment funds using alternative data and data providers selling datasets to investors.
Financial Health
HealthyHealthy · Hiring · 16% CAGR over 4y
Location
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Computed from 3 filingsProvides a fintech platform that finances telecom and digital economy receivables. Connects businesses with institutional lenders through automated funding, reverse factoring, and asset‑based…
Serves fast-growing B2B telecom and digital-economy companies with receivables, including suppliers, sellers and debtors in supply chains, plus institutional lenders, insurers and partners involved…
Financial Health
StableStable · Hiring · 100% CAGR over 2y
Location
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Computed from 5 filingsDevelops AI-powered enterprise resource planning (ERP) software for food and beverage manufacturers and SMEs, providing tools for order management, production planning, inventory control, and…
Targets small and medium-sized food and beverage manufacturers, selling B2B to firms managing production, operations, and order workflows in the F&B sector.
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 4y
Location
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Computed from 5 filingsProvides technology-enabled B2B survey services for due diligence and market research. Recruits and vets global respondents, runs qualitative and quantitative surveys, and offers a platform with…
Serves private equity, growth equity, venture capital and private debt firms, strategy consultancies, public markets teams and major corporations seeking global B2B and niche B2C respondent access.
Financial Health
WeakWeak · -5% CAGR over 3y
Location
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Computed from 5 filingsProvides an online platform for sourcing custom metal fabrication. Offers instant quoting and project management for processes including laser cutting, CNC machining, bending, welding and casting,…
Serves B2B engineering and manufacturing buyers, including engineers and production teams in automotive, industrial machinery, construction, aerospace and defence, marine, and electrical/electronics…
Financial Health
StableStable · -67% CAGR over 4y
Location
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Computed from 4 filingsDevelops waste container sensors and a cloud-based analytics platform that monitors bin fill levels and collection events. Provides data, alerts, reporting, and route optimisation tools for waste…
Serves B2B and public-sector customers including waste services companies, small and large haulers, property managers, campus operators, and cities or municipalities responsible for collections,…
Financial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
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Computed from 5 filingsDevelops custom AI agents and automation tools for business functions including customer service, sales, finance, and operations, providing implementation and integration services to automate…
Serves UK businesses adopting AI, particularly customer service, sales, finance and operations teams seeking automation across their workflows.
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
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Computed from 4 filingsDevelops farm management software that provides mapping, field planning, work tracking, livestock management, input recording, pesticide checking, and reporting tools. The platform allows farmers and…
Serves farmers, farm managers and agricultural teams worldwide, including crop, livestock, horticulture, mixed and multi-farm operations, plus contractors, agronomists and research plot managers…
Financial Health
WeakWeak · -4% CAGR over 3y
Location
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Computed from 5 filingsProvides a no-code data capture platform that converts paper forms into digital workflows. Offers tools to build forms, collect data via mobile and web apps, manage submissions, generate reports, and…
Serves businesses of all sizes, including small firms and teams in agriculture, arboriculture, electrical engineering, facilities management, fire safety, production, water compliance and business…
Financial Health
StrongStrong · Growing, Hiring · 50% CAGR over 4y
Location
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Computed from 5 filingsProvides data analytics, machine learning and cloud engineering services. Designs and builds custom software, data pipelines and warehouses, APIs and analytics dashboards, and supports cloud…
Serves businesses and organisations with IT, data and digital transformation needs, including teams planning cloud adoption, analytics, machine learning, remote-work tooling, legacy modernisation or…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsOperates an online platform that helps individuals find and apply for financial support such as charitable grants, council schemes and benefits. Provides tools for charities, councils and housing…
Serves individuals seeking financial support, plus UK charities, councils, housing associations, utilities, banks and support workers managing schemes or referring clients and residents for…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsProvides software development and technology consulting services, including web and mobile application development, cloud infrastructure and DevOps implementation, data analytics pipelines and…
Sells to businesses seeking a long-term technology partner, including companies developing new digital products from concept to launch and organisations needing software engineering, cloud…
Financial Health
StrongStrong · Hiring · 32% CAGR over 4y
Location
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Computed from 5 filingsProvides revenue management software and consulting for FMCG and consumer goods companies, including trade promotion management, pricing strategy, promotion optimisation, international pricing…
Serves B2B revenue, pricing and commercial teams at FMCG, CPG, food and beverage, and consumer healthcare brands, including large multinational consumer goods companies operating across European and…
Financial Health
StrongStrong · Growing, Hiring · 10% CAGR over 4y
Location
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Computed from 5 filingsProvides employee benefits brokerage and a digital platform that enables employers to manage flexible benefits packages. Services include benefits consulting, insurance-based employee benefits, perks…
Sells to SMEs with 10-250 employees, especially HR, operations and people leaders at growing businesses seeking employee benefits support and a benefits platform for their staff.
Financial Health
StrongStrong · Hiring · 41% CAGR over 4y
Location
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Computed from 5 filingsDevelops mobile software for asset data collection and condition surveying used in facilities and property management. The platform enables custom surveys, asset registers, lifecycle planning, data…
Serves B2B customers in the facilities management and property sectors, including facility managers, consultants, and building owner-occupiers in organisations of all sizes.
Financial Health
StrongStrong · Hiring · 20% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides point‑of‑sale (POS) hardware and software for restaurants and takeaways, including an online platform that enables customers to order and pay for food for collection, delivery,…
Serves restaurants and takeaways needing POS hardware/software and online ordering/payment tools, alongside consumers ordering collection, delivery or dine-in meals from participating venues.
Financial Health
StrongStrong · Growing, Hiring · 16% CAGR over 4y
Location
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Computed from 3 filingsProvides software development and consultancy services focused on Ruby on Rails applications. Builds, enhances and maintains cloud-based web platforms, implements new features, supports testing, and…
Serves businesses needing Ruby on Rails and cloud application support, from start-ups to enterprises. Targets business owners, CTOs and IT teams, with examples in ticketing, dental and retail-related…
Financial Health
HealthyHealthy · -23% CAGR over 2y
Location
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Computed from 5 filingsProvides a data collection and market intelligence platform that gathers geospatial, retail, and survey data through a global network of contributors. Delivers location intelligence, audience…
Serves B2B and public-sector decision-makers needing local market, geospatial, audience and situation insights, including international development organisations, location-driven businesses, public…
Financial Health
StrongStrong · Hiring · 71% CAGR over 4y
Location
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Computed from 3 filingsDevelops software and infrastructure for urban last‑mile delivery, converting underused city spaces into microhubs and operating an electric vehicle fleet to manage parcel distribution through a…
Serves businesses in urban and last-mile logistics, including delivery operators, retailers and property owners seeking microhub-based, zero-emission delivery infrastructure.
Financial Health
StrongStrong
Location
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Computed from 5 filingsDevelops mobile and web applications for inspections and site audits, including tools for managing projects, completing checklists, documenting issues with photos, and generating PDF reports and…
Serves App Store users and businesses, including small and large enterprises that manage site audits, inspections, project documentation and reporting across varied industries.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
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Computed from 3 filingsProvides e‑commerce logistics and fulfilment services for online brands, including warehousing, order processing, shipping, delivery tracking, and returns management. Offers software integrations…
Serves e-commerce and omnichannel brands, especially scaling consumer brands in fashion, accessories, beauty, wellness and food, across direct-to-consumer, wholesale, retail locations and…
Financial Health
StrongStrong · Hiring · 29% CAGR over 2y
Location
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Computed from 3 filingsDevelops a digital platform that analyses ecosystem condition and supports investment in ecosystem restoration projects. Provides metrics, monitoring and reporting tools, footprint calculators, and…
Targets sustainability and finance teams at corporates, investors, and landowners or landholders with interests in nature-positive commitments, ecosystem restoration and natural capital.
Financial Health
HealthyHealthy · Hiring · 63% CAGR over 2y
Location
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Computed from 3 filingsProvides a digital platform for employers to run employee wellness, rewards, and recognition programmes. Offers wellness content, health challenges, gift card and custom incentives, peer recognition…
Serves employers, HR teams, benefits specialists, and people leaders seeking employee wellness, rewards, recognition, and engagement programmes for their workforce.
Financial Health
StableStable · 0% CAGR over 2y
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How Firebase 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. B2B companies are identified using Firmbase's semantic classification of company activity, built from filings, websites and registered SIC codes rather than SIC codes alone. The detected counts and share figures on this page are computed within that sector cohort, so "share" always means share of B2B companies with a detectable system — not of all UK companies.
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.
Firebase 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
How many UK B2B companies use Firebase?
What share of UK B2B companies run Firebase?
How is Firebase usage detected?
What size B2B companies use Firebase in the UK?
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