Company lists · Data verified August 2026
Top 9 Dock security companies based in the United Kingdom
There are 34 dock security companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 920 professional contacts across them, including 112 with verified work emails and 30 with mobile numbers. London is the largest hub.
This list covers dock security 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.
The 9 largest dock security companies based in the United Kingdom
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Ambrey | 75 |
| 2 |  Protection Vessels International | 6 |
| 3 |  Northern Security LTD | 13 |
| 4 |  Regal Maritime Solutions | 2 |
| 5 |  Maritime And Underwater Security Consultants | 2 |
| 6 |  Isca Maritime Security Services LTD | 2 |
| 7 | Zeal Global Maritime Solutions LTD | 1 |
| 8 |  Brit Alliance LTD | 2 |
| 9 | Universal Gurkha Security Services | 1 |
Showing 9 of 34 dock security companies based in the United Kingdom
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Dock security companies based in the United Kingdom at a glance
As of Aug 28, 2026Companies by employee count
Dock security companies by metro
| Metro | Companies |
|---|---|
| Dock security companies in London | 8 |
| Dock security companies in Southampton | 3 |
| Dock security companies in Aylesbury | 1 |
| Dock security companies in Tiverton | 1 |
| Dock security companies in Manchester | 1 |
| Dock security companies in Borehamwood | 1 |
| Dock security companies in London London | 1 |
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 “dock security 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; 0 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 dock security companies are there based in the United Kingdom?
There are 34 dock security companies headquartered in the United Kingdom as of August 2026 (RevenueBase).
What is the largest company on this list?
Ambrey, headquartered in Hereford, tops this list with the largest team on record.
Which city has the most dock security companies?
London leads with 8 headquartered companies, followed by Southampton (3) and Aylesbury (1).
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 112 verified decision-maker contacts tracked across these 34 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.
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