Company lists · Data refreshed October 2026
Top 14 Web development testing software companies based in the United Kingdom
RevenueBase identified 44 company matches for web development testing software companies associated with the United Kingdom as of October 2026 and tracks 493 professional contacts across them, including 150 with verified work emails. London is the largest hub.
This list covers company matches for web development testing software companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 14 largest web development testing software companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 281 contacts → | ||||
Exact match “PortSwigger is a global leader in the creation of software tools for security testing of web applications.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 2 | 29 contacts → | ||||
Exact match “Step into the future of testing today!” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 3 | 26 contacts → | ||||
Exact match “Meticulous enables teams to leverage AI agents to ship fast without breaking things.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 4 | 10 contacts → | ||||
Exact match “Synergie Software Ltd are an International Software Development Company based in the UK.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 5 | 9 contacts → | ||||
Exact match “Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 6 | 5 contacts → | ||||
Exact match “LoadFocus is a leading cloud-based performance testing platform that ensures your digital solutions perform at their best.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 7 | 5 contacts → | ||||
Exact match “MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 8 | 5 contacts → | ||||
Exact match “Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 9 | 4 contacts → | ||||
Exact match “Test more of your app - in 10x less time.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “Zeroday Co, Ltd is a company focusing on developing and delivering state-of-art application security testing tools/platforms.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 11 | 2 contacts → | ||||
Exact match “Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 12 | 1 contacts → | ||||
Exact match “Tesults is test results.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 13 | 1 contacts → | ||||
Exact match “Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
| 14 | 1 contacts → | ||||
Exact match “Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “web development testing software companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 14 of 44 web development testing software companies based in the United Kingdom
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Web development testing software companies based in the United Kingdom at a glance
As of Oct 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 44 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “web development testing software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 150 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “web development testing software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many web development testing software companies are there based in the United Kingdom?
RevenueBase identified 44 company matches for web development testing software companies associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Portswigger tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most web development testing software companies?
London leads with 16 company records, followed by Basingstoke (2) and Manchester (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 150 professional contacts with verified work emails tracked across these 44 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 44 web development testing software companies based in the United Kingdom. Start with a free account, no credit card.
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Web development testing software companies by geography
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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- Lists A-Z
- New lists
- Web development testing software companies based in India
- Web development testing software companies based in the United States
- AI companies based in the United Kingdom
- Cybersecurity companies based in the United Kingdom
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Company intelligence · public preview
Top 14 web development testing software companies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 44 matching company records for web development testing software companies based in the United Kingdom, with 493 tracked contacts and 150 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 14 web development testing software companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Portswiggerportswigger.netHQ: Knutsford, United KingdomReported employees: 51-200 | Knutsford, United Kingdom | 51-200 | Exact match | 281 contacts → |
“PortSwigger is a global leader in the creation of software tools for security testing of web applications.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Original Softwareoriginalsoftware.comHQ: Basingstoke, United KingdomReported employees: 51-200 | Basingstoke, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Step into the future of testing today!” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Meticulousmeticulous.aiHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Meticulous enables teams to leverage AI agents to ship fast without breaking things.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Synergie Softwaresynergiesoftware.comHQ: Blackburn, United KingdomReported employees: 11-50 | Blackburn, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Synergie Software Ltd are an International Software Development Company based in the UK.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  QATTSqatts.comHQ: Ilford, United KingdomReported employees: 11-50 | Ilford, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Loadfocusloadfocus.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“LoadFocus is a leading cloud-based performance testing platform that ensures your digital solutions perform at their best.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Maxtafmaxtaf.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Evaluatevaluat.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Moropomoropo.comHQ: Bristol, United KingdomReported employees: 11-50 | Bristol, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Test more of your app - in 10x less time.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Zeroday Co., LTDzeroday.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Zeroday Co, Ltd is a company focusing on developing and delivering state-of-art application security testing tools/platforms.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Buitechbuitech.co.ukHQ: Witney, United KingdomReported employees: 1-10 | Witney, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Tesultstesults.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Tesults is test results.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | reflow.ioreflow.io HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Timztos Solutionstimztos.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 14 of 44 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Web development testing software companies: dataset insights
October 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 44 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for web development testing software companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many web development testing software companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 44 matching company records, 493 tracked contacts and 150 verified emails. The public preview displays 14 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Web development testing software companies by geography
Cite this list
RevenueBase Data Team. Top 14 web development testing software companies based in the United Kingdom. Snapshot: October 20, 2026. https://revenuebase.ai/companies/web-development-testing-software-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Web development testing software companies based in India
- Web development testing software companies based in the United States
- AI companies based in the United Kingdom
- Cybersecurity companies based in the United Kingdom
- Manufacturing companies based in the United Kingdom
- Media companies based in the United Kingdom
Company intelligence · public preview
Top 14 web development testing software companies based in the United Kingdom
RevenueBase records 44 matching company records for web development testing software companies based in the United Kingdom, with 493 tracked contacts and 150 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 14 web development testing software companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Portswiggerportswigger.net HQ: Knutsford, United KingdomReported employees: 51-200 | Knutsford, United Kingdom | 51-200 | Exact match | 281 contacts → |
“PortSwigger is a global leader in the creation of software tools for security testing of web applications.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Original Softwareoriginalsoftware.com HQ: Basingstoke, United KingdomReported employees: 51-200 | Basingstoke, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Step into the future of testing today!” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Meticulousmeticulous.ai HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 26 contacts → |
“Meticulous enables teams to leverage AI agents to ship fast without breaking things.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Synergie Softwaresynergiesoftware.com HQ: Blackburn, United KingdomReported employees: 11-50 | Blackburn, United Kingdom | 11-50 | Exact match | 10 contacts → |
“Synergie Software Ltd are an International Software Development Company based in the UK.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | QATTSqatts.com HQ: Ilford, United KingdomReported employees: 11-50 | Ilford, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Low Code, Enterprise Grade, end-to-end Test Automation Software built for progressive businesses #WebTesting #APITesting #MobileTesting #FunctionalTesting” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Loadfocusloadfocus.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“LoadFocus is a leading cloud-based performance testing platform that ensures your digital solutions perform at their best.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Maxtafmaxtaf.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 5 contacts → |
“MaxTAF is a cutting-edge SaaS platform designed to simplify and amplify any test automation project.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Evaluatevaluat.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Evaluat is a real-browser performance testing platform that runs each virtual user in an isolated browser instance, capturing Core Web Vitals and Navigation Timing metrics under…” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Moropomoropo.com HQ: Bristol, United KingdomReported employees: 11-50 | Bristol, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Test more of your app - in 10x less time.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Zeroday Co., LTDzeroday.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Zeroday Co, Ltd is a company focusing on developing and delivering state-of-art application security testing tools/platforms.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Buitechbuitech.co.uk HQ: Witney, United KingdomReported employees: 1-10 | Witney, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Buitech is a digital testing company, we test your software, website and apps to give you confidence in your technology.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Tesultstesults.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Tesults is test results.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | reflow.ioreflow.io HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Reflow is an automated web testing tool that helps users rapidly create and effortlessly maintain resilient end-to-end tests.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Timztos Solutionstimztos.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Timztos Solutions is a leading provider of automation and quality assurance solutions, empowering businesses to deliver high-quality software products efficiently and effectively.” Recorded description excerpt · October 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 14 of 44 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Web development testing software companies: dataset insights
October 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 44 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for web development testing software companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many web development testing software companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 44 matching company records, 493 tracked contacts and 150 verified emails. The public preview displays 14 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Web development testing software companies by geography
Cite this list
RevenueBase Data Team. Top 14 web development testing software companies based in the United Kingdom. Snapshot: October 20, 2026. https://revenuebase.ai/companies/web-development-testing-software-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Web development testing software companies based in India
- Web development testing software companies based in the United States
- AI companies based in the United Kingdom
- Cybersecurity companies based in the United Kingdom
- Manufacturing companies based in the United Kingdom
- Media companies based in the United Kingdom