Company lists · Data refreshed September 2026

Top 25 Manufacturing complex developers based in the United Kingdom

Name: Manufacturing complex developers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 387 companies tracked

RevenueBase identified 387 company matches for manufacturing complex developers associated with the United Kingdom as of September 2026 and tracks 4,951 professional contacts across them, including 1,957 with verified work emails. London is the largest hub.

This list covers company matches for manufacturing complex developers associated with the 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 17, 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 17, 2026 How this list was built

387Companies

4,951Contacts tracked

1,957Verified emails

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The 25 largest manufacturing complex developers based in the United Kingdom

Ranked by team size

Top 25 of 387 company matches for manufacturing complex developers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	TSL	Exact match	Gerrards Cross, United KingdomHQ recorded Sep 17, 2026	501-1,000	734 contacts →
	Exact match “TSL is a leader in technical construction, operating across EMEA, the Americas and APAC.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	MARCH	Exact match	Multiple Locations Uk-wide, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	273 contacts →
	Exact match “We are March.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	JCA Engineering	Exact match	Stevenage, United KingdomHQ recorded Sep 17, 2026	201-500	237 contacts →
	Exact match “JCA is a multi-faceted engineering services and construction business.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Blackrow Group	Exact match	Grimsby, United KingdomHQ recorded Sep 17, 2026	201-500	182 contacts →
	Exact match “For over 45 years, Blackrow Engineering has been delivering high-quality engineering, fabrication, and site services to clients across the UK and worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Allied Protek	Exact match	Grimsby, United KingdomHQ recorded Sep 17, 2026	51-200	96 contacts →
	Exact match “Allied Protek are a multidisciplinary design, engineering and project management company with bases in Grimsby and Runcorn, delivering capital projects across various sectors…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Wright Engineering	Exact match	Worksop, United KingdomHQ recorded Sep 17, 2026	51-200	86 contacts →
	Exact match “For over 40 years, Wright Engineering has delivered complex industrial engineering projects that keep some of the UK's most demanding industries moving.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Uplands Construction LTD	Exact match	Emersons Green, United KingdomHQ recorded Sep 17, 2026	51-200	84 contacts →
	Exact match “We offer a unique, flexible and integrated service which appeals to a large range of clients and projects, whatever their scale, complexity or industry sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	K Home International	Exact match	Stockton-on-tees, United KingdomHQ recorded Sep 17, 2026	51-200	80 contacts →
	Exact match “With over 50 years of continued success, K Home International (KHI) is a family-owned, multi-discipline engineering design and construction company, based in Thornaby…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Stelling Properties	Exact match	Winchester, United KingdomHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Through fully integrating all the component parts of real estate, Stelling Properties is able to optimise what we do and how we do it.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Technica LTD	Exact match	Grimsby, United KingdomHQ recorded Sep 17, 2026	51-200	57 contacts →
	Exact match “Technica provide a range of services from front end design, detailed design, project management, project engineering, construction, commissioning and the supply of professional…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Unitspark	Exact match	Hatfield, United KingdomHQ recorded Sep 17, 2026	11-50	53 contacts →
	Exact match “Unitspark Ltd provide fabrication, welding and bespoke mechanical engineering from design, to manufacture, to commissioning.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Cementers Limited	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	47 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	J P Hildreth LTD	Exact match	Chesham, United KingdomHQ recorded Sep 17, 2026	11-50	46 contacts →
	Exact match “J P Hildreth help turn complex technical and operational challenges into practical reality.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	JGC Engineering And Technical Services LTD	Exact match	Thurso, United KingdomHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “JGC is one of the UK's leading engineering companies with the breadth and depth of technical expertise to respond to the daily complex challenges of major engineering projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Huxley Bertram Engineering LTD	Exact match	Cambridge, United KingdomHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “Huxley Bertram is engineering transformation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Projex Solutions Limited	Exact match	Brighouse, United KingdomHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “Projex Solutions offers multi-disciplined teams of highly experienced and skilled engineers to help the world's most respected manufacturer's in highly regulated industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	MJM Industrial	Exact match	Colnbrook, United KingdomHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “We design, build, install, and maintain quality infrastructure project solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Robinsons	Exact match	Lockerbie, United KingdomHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “At Robinsons we supply a comprehensive manufacturing and construction solution; if you have an idea, we have the knowledge and expertise to take your design concept to completion…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Cordek LTD	Exact match	Slinfold, United KingdomHQ recorded Sep 17, 2026	51-200	33 contacts →
	Exact match “Cordek provides technical solutions for a range of construction requirements.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	The DE Group UK LTD	Exact match	London, United KingdomHQ recorded Sep 17, 2026	201-500	33 contacts →
	Exact match “The DE Group (UK) Ltd provide a suite of specialist services to the construction and property development sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	DLT Engineering LTD	Exact match	Higham Ferrers, United KingdomHQ recorded Sep 17, 2026	51-200	33 contacts →
	Exact match “We develop, manufacture and operate the specialist technology for modular construction of bridges, dams, refineries, power stations, offshore structures, buildings and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	DMC Contracts LTD	Exact match	Tilbury, United KingdomHQ recorded Sep 17, 2026	51-200	32 contacts →
	Exact match “DMC was founded in by David McCartney, after having worked for 11 years in the Tiling and Terrazzo trade across the UK and Europe.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	The Austin Company Of UK LTD	Exact match	Watford, United KingdomHQ recorded Sep 17, 2026	51-200	31 contacts →
	Exact match “Established in 1938, we are based in Watford, Hertfordshire with a team of 55 full-time professional staff.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Mayflower Engineering LTD	Exact match	Sheffield, United KingdomHQ recorded Sep 17, 2026	51-200	31 contacts →
	Exact match “Mayflower has over 40 years of experience in design, manufacture and installation of bespoke engineering projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Kentex Services LTD	Exact match	Woking, United KingdomHQ recorded Sep 17, 2026	51-200	29 contacts →
	Exact match “We are specialists in design and build solutions for commercial and industrial buildings.” Recorded in the RevenueBase company graph · Sep 17, 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 “manufacturing complex developers”. 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 387 manufacturing complex developers based in the United Kingdom

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Manufacturing complex developers based in the United Kingdom at a glance

As of Sep 17, 2026

39.5%Verified-email coverage

12.8Average contacts per company

1-10Median size (employees)

10.3%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

196

11-50

124

51-200

201-500

501-1,000

1,001-5,000

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 387 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 the United Kingdom whose business descriptions match “manufacturing complex developers” 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 1,957 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 17, 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.

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 “manufacturing complex developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many manufacturing complex developers are there based in the United Kingdom?

RevenueBase identified 387 company matches for manufacturing complex developers associated with the 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?

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

Which city has the most manufacturing complex developers?

London leads with 40 company records, followed by Manchester (8) and Sheffield (7).

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 1,957 professional contacts with verified work emails tracked across these 387 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 17, 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.