Company lists · Data verified August 2026

Top 25 Ecommerce business process outsourcing based in the United Kingdom

There are 708 ecommerce business process outsourcing headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 29,760 professional contacts across them, including 5,687 with verified work emails and 1,674 with mobile numbers. London is the largest hub.

This list covers ecommerce business process outsourcing 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.

708Companies
29,760Contacts tracked
5,687Verified emails
1,674Mobile numbers
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The 25 largest ecommerce business process outsourcing based in the United Kingdom

Ranked by team size
Top 25 of 708 ecommerce business process outsourcing 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.
#CompanyHQEmployeesContactsVerified emails
1FirstsourceWarrington10001+17,2732,483
2Datamatics Business SolutionsLinford Wood1,001-5,0003,001430
3Whistl UK LTDSouth Brent Wrangaton1,001-5,000771370
4Iforce LimitedCorby1,001-5,000504111
5Woodland GroupChelmsford501-1,000356170
6ILG International Logistics Group LTDManor Royal201-50029396
7AvensiaLondon201-500288221
8HUBOOn/a501-1,000279143
9OPLOGLondon201-50018966
10Zigzag GlobalLondon201-500179132
11APG Ecommerce Solutionsn/a201-50014371
12CommercehubHertford201-50013450
13Obox Solution LTDLondon201-50013212
14Elastic PathReading201-50011965
15Ecms ExpressFeltham501-1,00011336
16FulfilmentcrowdChorley51-2009257
17Rapid Logistics GroupSouthall201-5007639
18Emotiv CorpBirmingham51-200731
19fulfillment.comBirmingham51-2005919
20OCS WorldwideHeathrow51-2005417
21Active AntsNorthampton501-1,000514
22Synergy Retail Support LTDNorthampton201-5004922
23Clipper Logisticsn/a51-200486
24Brandpath X DHLSlough201-5004522
25We ARE PentagonLondon51-2004321

Showing 25 of 708 ecommerce business process outsourcing based in the United Kingdom

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Ecommerce business process outsourcing based in the United Kingdom at a glance

As of Aug 28, 2026
11-50Median size (employees)
LondonLargest hub · 185 HQs
1,674Contacts with mobile numbers
6Emails re-verified in last 30 days

Companies by employee count

1-10
301
11-50
261
51-200
89
201-500
31
501-1,000
10
1,001-5,000
3
10001+
1

Ecommerce business process outsourcing by metro

MetroCompanies
Ecommerce business process outsourcing in London185
Ecommerce business process outsourcing in Manchester29
Ecommerce business process outsourcing in Birmingham27
Ecommerce business process outsourcing in Leeds9
Ecommerce business process outsourcing in Milton Keynes8
Ecommerce business process outsourcing in Coventry6
Ecommerce business process outsourcing in Reading6

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 “ecommerce business process outsourcing”, 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; 6 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 ecommerce business process outsourcing are there based in the United Kingdom?

There are 708 ecommerce business process outsourcing headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Firstsource, headquartered in Warrington, tops this list with the largest team on record.

Which city has the most ecommerce business process outsourcing?

London leads with 185 headquartered companies, followed by Manchester (29) and Birmingham (27).

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 5,687 verified decision-maker contacts tracked across these 708 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.