Company lists · Data refreshed November 2026

Top 25 Crude oil processing system integrators based in the United Kingdom

RevenueBase identified 102 company matches for crude oil processing system integrators associated with the United Kingdom as of November 2026 and tracks 1,649 professional contacts across them, including 490 with verified work emails. London is the largest hub.

This list covers company matches for crude oil processing system integrators 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 November 6, 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 Nov 6, 2026 How this list was built
102Companies
1,649Contacts tracked
490Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest crude oil processing system integrators based in the United Kingdom

Ranked by team size
Top 25 of 102 company matches for crude oil processing system integrators based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGreat Yarmouth, United KingdomHQ recorded Nov 6, 2026201-500288 contacts →

Exact match

“Claxton, an AF Gruppen Company, combines decades of industry experience, proprietary technology, and exceptional service quality to cut through offshore installation and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPembrokeshire, United KingdomHQ recorded Nov 6, 2026501-1,000284 contacts →

Exact match

“Ledwood is an independent engineering, fabrication and construction company specialising in the delivery of complex projects across the oil, gas, process and energy industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchStone, United KingdomHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“In May 2025, Bilfinger Group welcomed nZero Group (Thyson Technology & Orbital Gas Systems) into their UK Engineering and Maintenance business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBurgess Hill, United KingdomHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Boustead International Heaters is a leading global specialist in designing, engineering and supplying direct-fired process heater systems, waste heat recovery units and once…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“Simon Carves Engineering is a full-service Process Engineering Contractor, providing a comprehensive range of services to the Process and Energy industries worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHull, United KingdomHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Nexos Consulting is a multi-disciplined team of creative, forward thinking technical specialists, working collaboratively with the energy and related sectors to provide quality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNeath, United KingdomHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Hornbill Together.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChichester, United KingdomHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Flotech Performance Systems is a manufacturer and turnkey solutions provider to the Petrochemical, Process and Energy sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCramlington, United KingdomHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Quanta delivers engineering, procurement and construction services to the energy industry, working in partnership with our clients to provide integrated end to end solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBellshill, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Kigtek Solutions Limited is an independent systems integrator and specialist provider of process control, management and safety systems solutions and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,00031 contacts →

Exact match

“PetroGas” Company was founded in 1998.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAberdeen, United KingdomHQ recorded Nov 6, 20261-1028 contacts →

Exact match

“Wellvene is an innovative design engineering and manufacturing company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGorleston, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Probe has a long and well-established track record dating back over 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRotherham, United KingdomHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Cetix is an independent systems integrator and a proud member of the Ulmatec Group, with over 30 years' experience supplying industrial control systems and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBasildon, United KingdomHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Founded in 1970, GR Carr (Essex) Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLeeds, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Supplying systems and products for the rigid fuel oil road tanker market, we at MechTronic pride ourselves on excellent service and high quality products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNottingham, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“About Us Golconda is a leading supplier of PC/PLC/SCADA systems for control applications in process industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBlackburn, United KingdomHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“XL Group is an independent system design and supply contractor providing high quality, high reliability, integrated solutions for: • Telecommunications • Process Control • Subsea…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBirkenhead, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Compere Systems specialises in the design and supply of controls systems, providing solutions to a vast range of process engineering systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBury St Edmunds, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Engineering Systems & Projects Ltd (ESP) is a UK-based engineering company delivering complete, practical engineering solutions for manufacturers across the food & beverage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBarrow-in-furness, United KingdomHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“NW Total Engineered Solutions Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“TSCL provides a comprehensive range of control system services to the Oil & Gas Production Processing industries including: Feasibility, conceptual and front-end engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCromhall, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Enhydra Ltd is a process engineering company based in the United Kingdom, who supplies equipment and services around the world from Alaska to Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchUttoxeter, United KingdomHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“JWCI Ltd Process Engineers - Specialists in the food, dairy and chemical industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBlaenavon, United KingdomHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“With over forty years of experience, Solitec is a pioneer in the solids handling industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 102 crude oil processing system integrators based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 490 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Crude oil processing system integrators based in the United Kingdom at a glance

As of Nov 6, 2026
29.7%Verified-email coverage
16.2Average contacts per company
11-50Median size (employees)
9.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
42
51-200
14
201-500
2
501-1,000
2

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 102 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 “crude oil processing system integrators” 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 490 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 November 6, 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 “crude oil processing system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many crude oil processing system integrators are there based in the United Kingdom?

RevenueBase identified 102 company matches for crude oil processing system integrators associated with the United Kingdom as of November 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?

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

Which city has the most crude oil processing system integrators?

London leads with 10 company records, followed by Aberdeen (9) and Manchester (4).

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 490 professional contacts with verified work emails tracked across these 102 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 102 crude oil processing system integrators based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.