Company lists · Data refreshed September 2026

Top 25 Search algorithm consulting firms based in the United Kingdom

RevenueBase identified 137 company matches for search algorithm consulting firms associated with the United Kingdom as of September 2026 and tracks 1,008 professional contacts across them, including 358 with verified work emails. London is the largest hub.

This list covers company matches for search algorithm consulting firms 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 29, 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 29, 2026 How this list was built
137Companies
1,008Contacts tracked
358Verified emails
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The 25 largest search algorithm consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 137 company matches for search algorithm consulting firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 202651-200109 contacts →

Exact match

“From a small London office to a global presence, Hanover has grown by helping organisations worldwide unlock potential at every stage of their talent journey.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20094 contacts →

Exact match

“At FRG Technology Consulting, we help job seekers all over the world to find the best IT and emerging technology roles across a range of industries, including Banking and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5052 contacts →

Exact match

“SUSO Digital is an award-winning SEO and AI Search agency.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20051 contacts →

Exact match

“Skale is an AI-search-first organic growth agency for SaaS and tech brands.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20047 contacts →

Exact match

“After years of close collaboration Bluefin Talent & NSI Talent have merged to produce Tandem Search, a Global Professional Services Search firm serving clients from across the UK…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5031 contacts →

Exact match

“Finding great people with the functional skills, market knowledge and the right personality, is what we do.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20029 contacts →

Exact match

“Adaptive Business Group serves an international client base via recruitment and M&A advisory teams across our offices in London, New York, San Diego, Singapore and Berlin.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“NSI Talent is a specialized executive search and talent acquisition firm specialized in the Management, Strategy and Technology Consulting space Our local offices boast a wealth…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchShoreditch, United KingdomHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“Sartre Group is an executive search firm providing strategic recruitment solutions to companies across the United States, Europe and Asia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1021 contacts →

Exact match

“Resource Professionals are a firm of search consultants specialising in the recruitment to recruitment market.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“AGS Associates is a distinguished Executive Search and Consulting firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Hutton is a global executive search firm specialising in the sourcing of talent, introduction of capital and provision of market intelligence within the alternative investment…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchNorthwich, United KingdomHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“At Delve, we connect ambitious businesses with exceptional talent in engineering, life science, and semiconductors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1013 contacts →

Exact match

“We help executive search firms hire outstanding talent.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1012 contacts →

Exact match

“At Bourne Consulting, our mission is clear: to match top-tier talent with opportunities that align perfectly with their skills and ambitions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“Founded in 2001, Vantage Market Entry is a Notting Hill based Executive Search firm focused on the delivery of executives, teams and acquisitions to the global Management…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“Sease mission is to make research in Information Retrieval more accessible to an industry audience, transforming the best research principles, ideas and implementations from…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Sario Partners is a boutique search firm for the management consulting space.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-109 contacts →

Exact match

“We are a high-tech boutique search & selection consultancy, focused on working with only top-tier professionals within the Artificial Intelligence / Big Data / Cloud & Digital…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchHove, United KingdomHQ recorded Sep 29, 20261-107 contacts →

Exact match

“It doesn't matter how good your tech is, you need great people." We are the Executive Search company bridging talent and technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchIpswich, United KingdomHQ recorded Sep 29, 202611-507 contacts →

Exact match

“Bristow Holland are an expert team of experienced search consultants working within specialist areas supporting clients across the UK, Europe and USA.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Winston Fox is a boutique and pro-active search firm operating almost exclusively within Quantitative Trading, Research and Technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Crasner Consulting is a pre-eminent force in legal search and consulting.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchPoole, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Hatched is a global specialist STEM focused recruitment solutions firm, using Executive Search methods to find inventive, innovative, collaborative talent; your engineers…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Lucena is an executive search firm working exclusively in the technology sector.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 137 search algorithm consulting firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 358 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Search algorithm consulting firms based in the United Kingdom at a glance

As of Sep 29, 2026
35.5%Verified-email coverage
7.4Average contacts per company
1-10Median size (employees)
52.6%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
95
11-50
34
51-200
7
201-500
1

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 137 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 “search algorithm consulting firms” 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 358 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 29, 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.

Search algorithm consulting firms by metro

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 “search algorithm consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many search algorithm consulting firms are there based in the United Kingdom?

RevenueBase identified 137 company matches for search algorithm consulting firms 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?

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

Which city has the most search algorithm consulting firms?

London leads with 72 company records, followed by Manchester (5) and Birmingham (3).

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 358 professional contacts with verified work emails tracked across these 137 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 29, 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 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.