Company lists · Data verified August 2026

Top 25 Demand side platform companies based in the United Kingdom

Name: Demand side platform companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 228 companies tracked

There are 228 demand side platform companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 3,838 professional contacts across them, including 1,459 with verified work emails and 411 with mobile numbers. London is the largest hub.

This list covers demand side platform companies headquartered in the 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.

228Companies

3,838Contacts tracked

1,459Verified emails

411Mobile numbers

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The 25 largest demand side platform companies based in the United Kingdom

Ranked by team size

Top 25 of 228 demand side platform companies based in the 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	VERVE	London	501-1,000	443	180
2	Loopme	Manchester	201-500	401	237
3	Ozone The Audience Connection Platform	London	51-200	145	109
4	Crimtan	London	51-200	128	94
5	Admixer	London	201-500	98	15
6	REVX	London	51-200	88	44
7	Sparteo	London	51-200	86	41
8	Efficient Frontier	London	201-500	85	2
9	Admaxim INC	London	51-200	74	27
10	Onetag	London	51-200	71	61
11	Nest Commerce	London	51-200	69	50
12	Airnow Media	London	201-500	68	1
13	Sharethrough	London	51-200	62	38
14	OCM Digital Media	London	51-200	54	38
15	DAX	London	201-500	51	10
16	Publisher Collective	Bath	51-200	46	37
17	PEACH	London	201-500	46	22
18	Skyrise	Manchester	11-50	44	31
19	Adconion Media Group	London	501-1,000	39	1
20	Adserve	London	11-50	38	5
21	MADS	London	11-50	32	1
22	Videology, INC	London	201-500	28	3
23	Rocketer	Leeds	11-50	25	15
24	Voise Tech LTD	London	11-50	25	8
25	Purify Digital Limited	London London	11-50	24	4

Showing 25 of 228 demand side platform companies based in the United Kingdom

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Demand side platform companies based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 164 HQs

411Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

111

51-200

201-500

501-1,000

1,001-5,000

Demand side platform companies by metro

Metro	Companies
Demand side platform companies in London	164
Demand side platform companies in Manchester	6
Demand side platform companies in Birmingham	6
Demand side platform companies in Guildford	3
Demand side platform companies in Edinburgh	3
Demand side platform companies in London London	2
Demand side platform companies in Bath	2

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 “demand side platform companies”, with match quality audited by blind human judging, and headquartered in the 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; 3 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 demand side platform companies are there based in the United Kingdom?

There are 228 demand side platform companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most demand side platform companies?

London leads with 164 headquartered companies, followed by Manchester (6) and Birmingham (6).

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 1,459 verified decision-maker contacts tracked across these 228 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.

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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.