Company lists · Data refreshed September 2026

Top 25 Professional referral networks based in the United Kingdom

RevenueBase identified 197 company matches for professional referral networks associated with the United Kingdom as of September 2026 and tracks 1,887 professional contacts across them, including 370 with verified work emails. London is the largest hub.

This list covers company matches for professional referral networks 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 September 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
197Companies
1,887Contacts tracked
370Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest professional referral networks based in the United Kingdom

Ranked by team size
Top 25 of 197 company matches for professional referral networks based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 20, 2026501-1,000590 contacts →

Exact match

“When people come together, powerful things happen.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchBroxbourne, United KingdomHQ recorded Sep 20, 2026n/a410 contacts →

Exact match

“Specialising in business networking and referral strategy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchMaidstone, United KingdomHQ recorded Sep 20, 2026n/a70 contacts →

Exact match

“At BITA (Business International Trading Alliance), we are the people who know people that help people.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 20, 2026n/a41 contacts →

Exact match

“Where a diverse network of professionals recommend other professionals for roles.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchOxford, United KingdomHQ recorded Sep 20, 20261-1018 contacts →

Exact match

“B4 is Oxfordshire’s trusted business community for senior leaders, founders and decision-makers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchCambridge, United KingdomHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“Cambridge Network is a not-for-profit membership organisation for people to share ideas, collaborate and partner for shared success.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchOxford, United KingdomHQ recorded Sep 20, 20261-1012 contacts →

Exact match

“Opendoorz - Relationships First.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-509 contacts →

Exact match

“Connect with industry leaders, and seize the collaboration opportunities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 20, 20261-108 contacts →

Exact match

“With over ten years of experience in event organisation and management, AI NOW Ltd recognises the importance of the connections fostered by successful marketing events.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 20, 202611-507 contacts →

Exact match

“TEN is a trusted business networking facilitator.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchCheltenham, United KingdomHQ recorded Sep 20, 20261-107 contacts →

Exact match

“The Business Growth Network is not your run-of-the-mill business platform; it's a hub where innovative minds converge to amplify their growth potential.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchEast Harling, United KingdomHQ recorded Sep 20, 202611-506 contacts →

Exact match

“Our members are business professionals who help each other grow their businesses through their commitment to our principal core value, Givers Gain®.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchStockton On Tees, United KingdomHQ recorded Sep 20, 20261-106 contacts →

Exact match

“BNI is the most successful networking organisation in Durham & Teesside bar none with 14 groups meeting and passing just over referrals worth over £14 million every year.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchWarrington, United KingdomHQ recorded Sep 20, 202651-2005 contacts →

Exact match

“Gaining Together: The concept is simple - our collaborative networkers benefit financially from any referrals they share between them.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 20, 20261-105 contacts →

Exact match

“A series of carefully curated networking events designed to help foster relationships and share insights across the professional services industry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchGlasgow, United KingdomHQ recorded Sep 20, 20261-105 contacts →

Exact match

“Revitalise Business Club (RBC) is more than just networking, It’s a community designed to help entrepreneurs, business owners, and professionals build genuine connections…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchRetford, United KingdomHQ recorded Sep 20, 20261-104 contacts →

Exact match

“We are a community of growth minded people who want to help you to grow your business and get better results from your networking time.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Business networking is about so much more than making sales.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchSussex, United KingdomHQ recorded Sep 20, 202611-503 contacts →

Exact match

“Welcome to County Business Clubs, the professional ecosystem for anyone looking for meaningful business connections.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchOld Trafford, United KingdomHQ recorded Sep 20, 202611-503 contacts →

Exact match

“Whether providing face-to-face lunchtime networking events, as we have been since 1993, or hosting our more recent and equally successful online events, our purpose remains the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchStockport, United KingdomHQ recorded Sep 20, 2026501-1,0003 contacts →

Exact match

“Where do you get most of your business?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchHampton, United KingdomHQ recorded Sep 20, 20261-103 contacts →

Exact match

“A NEW APPROACH TO NETWORKING We’ve all been there before- a long boring presentation, strict rules, name badges, terrible coffee.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchPoole, United KingdomHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Total Business Network (TBN) – Business Clubs are the first choice for Business Owners, Professionals, Senior Managers, Decision-Makers, and Entrepreneurs across Dorset…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchAlbrighton, United KingdomHQ recorded Sep 20, 20261-102 contacts →

Exact match

“Connecting Business Leaders to their peers across all industries to build meaningful relationships and Business opportunities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchMilton Keynes, United KingdomHQ recorded Sep 20, 20261-102 contacts →

Exact match

“Who are Collaborate MK?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 197 professional referral networks based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 370 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Professional referral networks based in the United Kingdom at a glance

As of Sep 20, 2026
19.6%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
23.9%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
117
11-50
62
51-200
9
201-500
4
501-1,000
3
10001+
2

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 197 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 “professional referral networks” 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 370 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 September 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 “professional referral networks”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional referral networks are there based in the United Kingdom?

RevenueBase identified 197 company matches for professional referral networks associated with the United Kingdom as of September 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?

Hyve Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most professional referral networks?

London leads with 47 company records, followed by Aberdeen (4) and Glasgow (4).

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 370 professional contacts with verified work emails tracked across these 197 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 September 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 197 professional referral networks based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.