Company lists · Data refreshed November 2026

Top 10 Systems engineering firms based in Bristol, United Kingdom

RevenueBase identified 30 company matches for systems engineering firms associated with Bristol, United Kingdom as of November 2026 and tracks 434 professional contacts across them, including 178 with verified work emails. Across the United Kingdom, London is the largest hub for this category (153 companies); Bristol follows with 30.

This list covers company matches for systems engineering firms associated with Bristol, 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
30Companies
434Contacts tracked
178Verified emails
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The 10 largest systems engineering firms based in Bristol, United Kingdom

Ranked by team size
Top 10 of 30 company matches for systems engineering firms based in Bristol, 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 matchBristol, United KingdomHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Synoptix was formed in 2011 to provide engineering solutions across various technical industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-5069 contacts →

Exact match

“CFMS is an independent digital engineering consultancy, providing design & analysis services, consultancy and IT infrastructure to help organisations create better solutions to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBristol, United KingdomHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Safeguard Engineering Ltd provides expert Engineering Support and Consultancy Services to clients in the Defence, Commercial, Maritime Aviation and Leisure Marine Industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Optima Systems Consultancy is an independent Systems Engineering and Business consultancy based in Thornbury, North Bristol.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“We are predominately mechanical and electrical design engineers, but, in addition, we offer project management services, building system surveys and clerk of works/site…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Are you in the data centre, utility, rail, energy, or nuclear sectors and need reliable technical solutions for HV Earthing or Lightning Design?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBristol, United KingdomHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Q Tex specialises in DSEAR and ATEX engineering and compliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Fleetwind Ltd is an ISO 9001-accredited maritime systems engineering company specialising in the integration and sustainment of complex naval platforms and systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBristol, United KingdomHQ recorded Nov 6, 20261-105 contacts →

Exact match

“We are a programme management, transformational change and systems engineering consultancy who thrive on working with our customers to deliver results at pace and ensure they…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBristol, United KingdomHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We provide architectural and structural engineering consultancy services, product and production process design and project management, to clients engaged in capital projects…”

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

Showing 10 of 30 systems engineering firms based in Bristol, United Kingdom

See the full list, filter by size, metro and specialty, and access 178 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Systems engineering firms based in Bristol, United Kingdom at a glance

As of Nov 6, 2026
41.0%Verified-email coverage
14.5Average contacts per company
1-10Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
8
51-200
6

Email recency for this list is measured across the whole United Kingdom list rather than for Bristol, so it is reported there. Company counts and contact totals on this page are exact for Bristol, over 30 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 Bristol, United Kingdom whose business descriptions match “systems engineering 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 178 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.

Systems engineering firms by metro in the United Kingdom

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

How many systems engineering firms are there based in Bristol, United Kingdom?

RevenueBase identified 30 company matches for systems engineering firms associated with Bristol, 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?

Synoptix 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 systems engineering firms?

London leads the United Kingdom with 153 company records, followed by Bristol (30) and Birmingham (22).

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 178 professional contacts with verified work emails tracked across these 30 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.

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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.