Company lists · Data refreshed September 2026

Top 25 Marine permitting consulting firms based in London, United Kingdom

Name: Marine permitting consulting firms based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 96 companies tracked

RevenueBase identified 96 company matches for marine permitting consulting firms associated with London, United Kingdom as of September 2026 and tracks 3,587 professional contacts across them, including 865 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for marine permitting consulting firms associated with London, 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 28, 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 28, 2026 How this list was built

96Companies

3,587Contacts tracked

865Verified emails

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The 25 largest marine permitting consulting firms based in London, United Kingdom

Ranked by team size

Top 25 of 96 company matches for marine permitting consulting firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ABL	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	804 contacts →
	Exact match “The Energy and Marine Consultants - an Aqualis company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	LOC	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	206 contacts →
	Exact match “ONE PARTNER.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Drewry Shipping Consultants LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	128 contacts →
	Exact match “Drewry is a leading international provider of research and consulting services to the maritime and shipping industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Mrag LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	103 contacts →
	Exact match “Established in the UK in 1986, MRAG Ltd is a consultancy company dedicated to promoting sustainable use of aquatic resources through sound integrated management policies and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Waypoint Global	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	32 contacts →
	Exact match “Waypoint Global operates across Europe, the Americas, the Middle East and Asia providing consultancy services and staffing project solutions to niche vertical markets and in…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Braemar Technical Services Marine	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	30 contacts →
	Exact match “AqualisBraemar’s Technical Division provides independent technical expertise and analysis to the marine, energy and insurance sectors on a global basis.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Solis Marine	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	29 contacts →
	Exact match “Solis Marine was established in 2012 to provide independent expert technical services to the shipping and wider maritime industries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Maritime Strategies International	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	28 contacts →
	Exact match “From market analysis to investment decision support, Maritime Strategies International (MSI) offers high level, independent market forecasting and business advisory services for…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Harland & Wolff	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	27 contacts →
	Exact match “Building on around 160 years of marine manufacturing experience, Harland & Wolff offers a unique combination of vast facilities and technical capability.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	TMC Marine	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	22 contacts →
	Exact match “TMC, a Bureau Veritas Group Company and leading international marine consultancy, has been providing advice and support to the marine and offshore energy industries since 1979.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Independent Maritime Advisors LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Independent Firm for Maritime Consultancies, IMA Ltd.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Thetius	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Thetius is a research firm that helps maritime industry leaders make strategic technology decisions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	PAC Ocean Solutions Limited	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	13 contacts →
	Exact match “Leading Marine Services Provider, Specializing In Ship Repairs, Maintenance, and Innovative Maritime Solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Proteus Professionals	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “Proteus Professionals is comprised of incredibly talented and qualified individuals who are passionate about the marine industry, and who’ve devoted their lives to sailing and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Hanscomb Intercontinental	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	9 contacts →
	Exact match “Hanscomb Intercontinental are a global provider of expert witness and expert advisory services to the onshore and offshore construction, engineering and shipbuilding industries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	A2 Maritime	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	8 contacts →
	Exact match “We will not over-promise or under-deliver.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	CSO Shipbrokers	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	8 contacts →
	Exact match “Part of the CSO Marine Group, CSO Shipbrokers is a ship brokerage and marine consultancy, focused on providing solutions to the Offshore Renewables, Transport & Installation and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Seadock Marine Agencies LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	6 contacts →
	Exact match “SeaDock Marine Agencies, established in 2015, is an international maritime solutions provider with offices in London and Piraeus and a global network of trusted partners and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Independent Port Consultants	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	5 contacts →
	Exact match “Independent Port Consultants delivers expert advisory services to operators, developers, investors, governments and regulators in the ports, terminals, maritime and logistics…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Turquoise Marine Services	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “We are a marine consultancy and offshore engineering company that builds up on the best industry practice with innovative solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Navalmartin	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “Navalmartin is a leading multidisciplinary firm of marine professionals offering innovative yacht design, marine consultancy and technical expertise globally.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	DSB Offshore LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “DSB Offshore operate as shipbrokers and consultants in the offshore and civil construction industries on an international basis.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Metoceanworks	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “MetOceanWorks is a UK-based consultancy delivering specialised marine weather and oceanographic solutions for offshore and coastal projects worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Zeewarriors	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	3 contacts →
	Exact match “Zeewarriors is a Marine Specialists company, formed to provide a complete marine service to its customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Arcsilea	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	3 contacts →
	Exact match “Arcsilea was founded by Edwin Pang in 2018 in order to focus his consulting work in his main areas of interest: value of lives at sea & the environmental footprint of maritime…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “marine permitting consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 96 marine permitting consulting firms based in London, United Kingdom

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Marine permitting consulting firms based in London, United Kingdom at a glance

As of Sep 28, 2026

24.1%Verified-email coverage

37.4Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 96 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 London, United Kingdom whose business descriptions match “marine permitting 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 865 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 28, 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.

Marine permitting consulting firms by metro in the United Kingdom

Marine permitting consulting firms in Southampton25

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

How many marine permitting consulting firms are there based in London, United Kingdom?

RevenueBase identified 96 company matches for marine permitting consulting firms associated with London, 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?

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

Which city in the United Kingdom has the most marine permitting consulting firms?

London leads the United Kingdom with 96 company records, followed by Southampton (25) and Aberdeen (19).

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 865 professional contacts with verified work emails tracked across these 96 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 28, 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.