Company lists · Data refreshed September 2026

Top 25 Independent contractor management platforms based in the United Kingdom

RevenueBase identified 188 independent contractor management platforms headquartered in the United Kingdom as of September 2026 and tracks 3,157 professional contacts across them, including 817 with verified work emails. London is the largest hub.

This list covers independent contractor management platforms headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
188Companies
3,157Contacts tracked
817Verified emails
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The 25 largest independent contractor management platforms based in the United Kingdom

Ranked by team size
Top 25 of 188 independent contractor management platforms based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to independent contractor management platforms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLiverpool, United KingdomHQ checked Sep 28, 2026n/a363 contacts →

Partial evidence

“This is a page for all contractors and consultants to join, where you are unable to disclose client relationship.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500328 contacts →

Indirect evidence

“Global payroll?”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceWarrington, United KingdomHQ checked Sep 28, 2026501-1,000187 contacts →

Indirect evidence

“We serve the agile workforce with reliable Umbrella payroll and employment solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500156 contacts →

Indirect evidence

“Sonovate’s culture of innovation, inclusivity, and customer centricity makes it the leading provider of finance and payment solutions for the contingent labour market; catering to…”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,000143 contacts →

Partial evidence

“Hightekers helps independent professionals globally to combine the freedom and earning potential of freelancing with the security and benefits of full-time employment.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceWatford, United KingdomHQ checked Sep 28, 2026501-1,000142 contacts →

Indirect evidence

“Welcome to Workwell.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceYork, United KingdomHQ checked Sep 28, 202651-20090 contacts →

Indirect evidence

“Imagining a global workforce is simple.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5078 contacts →

Partial evidence

“Talmix is now part of High5Hire, a new home for business and consulting talent working independently across the globe through the High5 marketplace.”

Source: RevenueBase Database · checked Sep 28, 2026
9Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20070 contacts →

Strong evidence

“Outsized connects banks, insurers, fintechs, and consulting firms with strong financial-services practices to leading independent consultants, contractors, interims, and…”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceMilton Keynes, United KingdomHQ checked Sep 28, 2026201-50068 contacts →

Indirect evidence

“Our passion and purpose at Matrix is to ‘connect people to work’.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceTeddington, United KingdomHQ checked Sep 28, 202651-20045 contacts →

Indirect evidence

“We are a close-knit team of industry professionals who provide connected workforce services that are shaped by legislation and delivered by experts.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5041 contacts →

Partial evidence

“AnyTask.com is on a mission to transform how digital agencies approach client experiences through its specialized freelance platform.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceWarrington, United KingdomHQ checked Sep 28, 202651-20038 contacts →

Partial evidence

“Founded in 1998 Sterling is one of the longest established contractor organisations in the UK.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceEdgware - London, United KingdomHQ checked Sep 28, 202651-20038 contacts →

Partial evidence

“Introducing DASA Umbrella Limited A Fully Compliant & Award-winning Payroll Company DASA Umbrella Limited provides recruitment agencies, contractors and end-user clients with a…”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5037 contacts →

Partial evidence

“Myn is an AI powered contractor marketplace connecting contractors, recruiters and clients.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5036 contacts →

Indirect evidence

“There’s an intelligent engine powering global hiring.”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceRushden, United KingdomHQ checked Sep 28, 202611-5036 contacts →

Strong evidence

“Subby is a compliance-first payroll and workforce management platform built specifically for the construction industry.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceWatford, United KingdomHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

“Bar2 helps recruitment agencies and end hirers simplify contractor payroll, strengthen compliance, and reduce supply chain risk.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5034 contacts →

Partial evidence

“We are a payroll company catering for contractors, freelancers, locums and agency workers, providing a fully compliant and secure way of paying contractors for their temporary…”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5034 contacts →

Indirect evidence

“On-Demand Workforce Software Made Simple, A new and better way to schedule, manage and pay your on-demand workforce.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5029 contacts →

Indirect evidence

“Central Recruitment’s Software and Service Solutions are designed to assist organisations with diverse contingent staffing needs.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5027 contacts →

Indirect evidence

“Your freelancers are all over the place.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceLytham St. Annes, United KingdomHQ checked Sep 28, 2026501-1,00027 contacts →

Indirect evidence

“Since Incorporation in February 2002 Black Diamond Umbrella Ltd has developed an impressive service focused business, delivering tailored and compliant employment solutions to…”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5026 contacts →

Partial evidence

“Passivae is the operating system and community for independent recruiters.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5025 contacts →

Indirect evidence

“Compass helps its clients to succeed by removing the risk, cost and admin associated with contingent workforce engagement.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 188 independent contractor management platforms based in the United Kingdom

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Independent contractor management platforms based in the United Kingdom at a glance

As of Sep 28, 2026
25.9%Verified-email coverage
16.8Average contacts per company
11-50Median size (employees)
42.0%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
78
11-50
73
51-200
17
201-500
7
501-1,000
5
1,001-5,000
8

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 188 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among independent contractor management platforms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “independent contractor management platforms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names independent contractor management platforms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among independent contractor management platforms, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 817 across the full list. 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 September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Independent contractor management platforms by metro

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names independent contractor management platforms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many independent contractor management platforms are there based in the United Kingdom?

RevenueBase identified 188 independent contractor management platforms headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

BIG 4 Consultancy Firm, headquartered in Liverpool, tops this list with the largest team on record.

Which city has the most independent contractor management platforms?

London leads with 79 headquartered companies, followed by Liverpool (10) and Manchester (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 817 verified decision-maker contacts tracked across these 188 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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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 Smart Search, 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.