Company lists · Data refreshed September 2026
Top 25 Highway engineering companies based in the United Kingdom
RevenueBase identified 470 highway engineering companies headquartered in the United Kingdom as of September 2026 and tracks 8,584 professional contacts across them, including 3,459 with verified work emails. London is the largest hub.
This list covers highway engineering 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. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest highway engineering companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 974 contacts → | ||||
Indirect evidence “FM Conway is a leading infrastructure services company delivering vital services in transportation, the built environment and open spaces for communities and businesses.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 459 contacts → | ||||
Indirect evidence “Colas is a world leader in the construction and maintenance of transport infrastructure.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 437 contacts → | ||||
Indirect evidence “Welcome to Fairhurst: Fairhurst is a Limited Liability Partnership (LLP) of Consulting Engineers practicing in the UK, employing circa 400 staff in 16 principal offices.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 255 contacts → | ||||
Partial evidence “The UK’s leading road marking and highway safety business Delivering high-performance, award-winning solutions in the strategic road network, local authority, and off-highway…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 227 contacts → | ||||
Partial evidence “Offering solutions for safe working environments on the highways across the UK incorporating all forms of temporary traffic management, permanent motorway barriers, permanent…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 209 contacts → | ||||
Partial evidence “Carnell provide specialist maintenance and support services that help ensure safety and efficiency for the UK’s highway infrastructure.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 183 contacts → | ||||
Partial evidence “Eurovia (UK) is one of the leading service providers of highway maintenance services to the UK local authority market and draws together expertise from a wide-range of services…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 180 contacts → | ||||
Partial evidence “MSF is a nationwide highways contractor specialising in lighting, electrical, signage, civils, technology, and commercial EV.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 150 contacts → | ||||
Partial evidence “Rendel celebrated its 185th Anniversary in 2024, making us one of the oldest civil and structural engineering companies in the UK.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 145 contacts → | ||||
Partial evidence “Marlborough is a dynamic, independent civil engineering company with 30 years’ experience in every aspect of traditional and contemporary civil engineering work.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 136 contacts → | ||||
Indirect evidence “We’re envolve, specialist civil engineers.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 132 contacts → | ||||
Indirect evidence “Founded in 1952, Roughton is a leading multidisciplinary consultancy delivering projects in Africa, Asia, Eastern Europe, UK, Latin America, the Caribbean and South Pacific.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 120 contacts → | ||||
Indirect evidence “SCP is a transportation planning and infrastructure design consultancy with offices in Edinburgh, Bristol, Liverpool, Manchester, Leeds and London.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 103 contacts → | ||||
Partial evidence “McPhillips (Wellington) Limited is an award winning civil engineering and building contractor that has built a strong reputation for providing outstanding solutions to public and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 84 contacts → | ||||
Strong evidence “Associated Asphalt Contracting Ltd is an established high-quality civil engineering enterprise offering fully comprehensive solutions to the highways, airfield and road…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 80 contacts → | ||||
Strong evidence “R&W provides a comprehensive range of civil engineering, environmental and plant services with specialist expertise in highways maintenance.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 79 contacts → | ||||
Indirect evidence “Building Infrastructure.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 73 contacts → | ||||
Partial evidence “Metis is an Employee-Owned civil and environmental engineering consultancy, with offices in London and Manchester.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 62 contacts → | ||||
Partial evidence “Our origins are in highway maintenance as a new joint venture company, formed in 1995 by Colas Ltd and Eurovia UK Ltd specifically to win the Devon County Council highways…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 61 contacts → | ||||
Partial evidence “With three offices located across the country, we are ideally positioned to meet your Transport and Civil Engineering needs.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 59 contacts → | ||||
Indirect evidence “Woolgar Hunter is a forward thinking firm of consulting civil and structural engineers with a range of high profile projects and clients both in the UK and further afield.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 55 contacts → | ||||
Partial evidence “JMS Engineers is a dynamic and innovative Civil and Structural Engineering Consultancy, delivering bespoke design solutions across all facets of the construction industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 53 contacts → | ||||
Partial evidence “At Highway Care, we develop innovative solutions that help make the UK highways sector safer, backed by 50 years of experience.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 52 contacts → | ||||
Partial evidence “MHB Consultants is an engineering design consultancy specialising in Bridges & Structures, Civil, Geotechnical, Temporary Works, land surveying, and land quality services.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 51 contacts → | ||||
Partial evidence “Highway Assurance is built on the foundations of continuous improvement, so we always deliver for the customers and partners we serve.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: highway engineering companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names highway engineering companies.
- Partial evidence
- Its own public description names part of highway engineering companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name highway engineering companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 470 highway engineering companies based in the United Kingdom
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Highway engineering companies based in the United Kingdom at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 470 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among highway engineering companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “highway engineering companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names highway engineering companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among highway engineering companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 3,459 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Highway engineering companies by metro
- Highway engineering companies in London43
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names highway engineering companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many highway engineering companies are there based in the United Kingdom?
RevenueBase identified 470 highway engineering companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
FM Conway LTD, headquartered in Sevenoaks, tops this list with the largest team on record.
Which city has the most highway engineering companies?
London leads with 43 headquartered companies, followed by Birmingham (8) and Glasgow (8).
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 3,459 verified decision-maker contacts tracked across these 470 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.
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