Company lists · Data verified August 2026

Top 25 Ad analytics companies based in London, United Kingdom

Name: Ad analytics companies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 223 companies tracked

There are 223 ad analytics companies headquartered in London, United Kingdom (RevenueBase, August 2026). RevenueBase tracks 4,395 professional contacts across them, including 1,768 with verified work emails and 634 with mobile numbers. London is the largest hub.

This list covers ad analytics companies headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

223Companies

4,395Contacts tracked

1,768Verified emails

634Mobile numbers

Unlock all 223 companies Free account · no credit card · 2 minutes

The 25 largest ad analytics companies based in London, United Kingdom

Ranked by team size

Top 25 of 223 ad analytics companies based in London, United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	OGURY	London	501-1,000	591	100
2	Gumgum	London	501-1,000	532	317
3	VERVE	London	501-1,000	443	180
4	Kinesso Uk&i	London	501-1,000	194	120
5	Fospha	London	51-200	153	112
6	Vidmob	London	51-200	147	40
7	Smarter Ecommerce Smec	London	51-200	92	55
8	REVX	London	51-200	88	44
9	Efficient Frontier	London	201-500	85	2
10	Audienceproject	London	51-200	84	54
11	The Media People	London	11-50	84	41
12	Onetag	London	51-200	71	61
13	Airnow Media	London	201-500	68	1
14	ROAST	London	51-200	57	36
15	OCM Digital Media	London	51-200	54	38
16	On Device	London	51-200	53	43
17	Scanmarqed	London	51-200	43	35
18	Adconion Media Group	London	501-1,000	39	1
19	Thisthat	London	11-50	32	18
20	Audience Store	London	11-50	26	15
21	Cremicro	London	11-50	26	6
22	Voise Tech LTD	London	11-50	25	8
23	Dataxu	London	1,001-5,000	23	9
24	Covatic	London	11-50	21	12
25	Redroute International LTD	London	11-50	18	3

Showing 25 of 223 ad analytics companies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,768 reachable decision-makers.

Free account · no credit card

See all 223 companies

Ad analytics companies based in London, United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 223 HQs

634Contacts with mobile numbers

15Emails re-verified in last 30 days

Companies by employee count

1-10

114

11-50

51-200

201-500

501-1,000

1,001-5,000

Ad analytics companies by metro in the United Kingdom

Metro	Companies
Ad analytics companies in London	223
Ad analytics companies in Manchester	20
Ad analytics companies in Newcastle Upon Tyne	5
Ad analytics companies in Edinburgh	4
Ad analytics companies in Brighton	4
Ad analytics companies in Nottingham	4
Ad analytics companies in Liverpool	4

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “ad analytics companies”, with match quality audited by blind human judging, and headquartered in London, United Kingdom.
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: Contact records re-verify on a rolling cadence; 15 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many ad analytics companies are there based in London, United Kingdom?

There are 223 ad analytics companies headquartered in London, United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

OGURY, headquartered in London, tops this list with the largest team on record.

Which city has the most ad analytics companies?

London leads with 223 headquartered companies, followed by Manchester (20) and Newcastle Upon Tyne (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 1,768 verified decision-maker contacts tracked across these 223 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 223 ad analytics companies based in London, United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Ad analytics companies by geography

Browse the directory

Browse: Companies home · Ad analytics companies in United Kingdom · All United Kingdom lists · All Ad analytics companies lists · New lists

About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.