Company lists · Data refreshed November 2026

Top 25 Quality engineering staffing companies worldwide

RevenueBase identified 5,083 company matches for quality engineering staffing companies worldwide as of November 2026 and tracks 68,934 professional contacts across them, including 11,794 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for quality engineering staffing companies worldwide, 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 5, 2026. Country and city lists for quality engineering staffing companies follow the table.

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 5, 2026 How this list was built
5,083Companies
68,934Contacts tracked
11,794Verified emails
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The 25 largest quality engineering staffing companies worldwide

Ranked by team size
Top 25 of 5,083 company matches for quality engineering staffing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchTurin, ItalyHQ recorded Nov 5, 2026501-1,0001,844 contacts →

Exact match

“L’Italia è piena di talenti: il nostro lavoro è riconoscerli!” Synergie Italia S.p.A.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchGreenville, United StatesHQ recorded Nov 5, 2026201-5001,274 contacts →

Exact match

“TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchBrookfield, WI, United StatesHQ recorded Nov 5, 2026201-5001,116 contacts →

Exact match

“Founded in 1985, QPS Employment Group has grown from a two-person operation to one of the nation's leading staffing and recruiting firms, with more than 300 internal employees…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchJundiaí, BrazilHQ recorded Nov 5, 20265,001-10,000958 contacts →

Exact match

“A WCA Brasil atua na área de Prestação de Serviços há 26 anos.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Nov 5, 2026n/a845 contacts →

Exact match

“Eastridge Workforce Solutions is a trusted staffing partner helping businesses build stronger, more productive teams across industrial and professional sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchLivonia, MI, United StatesHQ recorded Nov 5, 20261,001-5,000685 contacts →

Exact match

“With singular global reach and agility, Acro Service Corporation offers you a unique integrated approach to staffing and consulting solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchOrange, CA, United StatesHQ recorded Nov 5, 20265,001-10,000666 contacts →

Exact match

“A Six Sigma Company ~61 years in the industry ~Nationwide 4 million+ candidate database ~Fortune Company ~Extensive E-Recruiting capabilities ~Reference and Employment check…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchStockholm, SwedenHQ recorded Nov 5, 20261,001-5,000656 contacts →

Exact match

“Att hitta rätt person till rätt plats – det är vår kärnkompetens.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchChiyoda, JapanHQ recorded Nov 5, 202610001+561 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchChelmsford, United KingdomHQ recorded Nov 5, 2026501-1,000537 contacts →

Exact match

“Waterman Aspen welcomes engineers and technical specialists to make their mark on some of the biggest infrastructure projects across the UK on a secondment basis.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchSouthfield, MI, United StatesHQ recorded Nov 5, 20261,001-5,000519 contacts →

Exact match

“Trusted for Talent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchBurlington, MA, United StatesHQ recorded Nov 5, 2026201-500487 contacts →

Exact match

“For the last sixty years Entegee has provided Fortune 500 and other companies with highly qualified engineering and technical personnel.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchAndover, MA, United StatesHQ recorded Nov 5, 202651-200474 contacts →

Exact match

“Delivering Contingent Staffing, Specialized Consulting, and Managed Project Services (MSP, FSP, FSO) for Engineering, IT, and Lifescience enterprises.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchWestchester, United StatesHQ recorded Nov 5, 2026501-1,000453 contacts →

Exact match

“Sterling is an award-winning professional engineering consulting and technical staffing company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchWestchester, IL, United StatesHQ recorded Nov 5, 202651-200447 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchTacoma, WA, United StatesHQ recorded Nov 5, 202651-200362 contacts →

Exact match

“We offer powered staffing solutions for your business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchChicago, WI, United StatesHQ recorded Nov 5, 202651-200347 contacts →

Exact match

“Connect Search, LLC is a boutique staffing firm founded by a group of partners who share the same vision and are all recruiters at heart.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchAustin, TX, United StatesHQ recorded Nov 5, 202651-200344 contacts →

Exact match

“Triple Crown delivers engineering, verification and design services that move the world forward, one precisely managed and expertly executed project at a time.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchNorthampton, United KingdomHQ recorded Nov 5, 20261,001-5,000337 contacts →

Exact match

“We’re THE RECRUITMENT Co.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSan Angelo, TX, United StatesHQ recorded Nov 5, 2026201-500304 contacts →

Exact match

“BEPC Incorporated provides Technical Engineering and Information Technology Project Management services to Fortune 500 companies in the industries: Life Science, Engineering…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchChicago, CA, United StatesHQ recorded Nov 5, 2026201-500281 contacts →

Exact match

“Crystal Equation (CE) is a certified Women-Owned Business that empowers people and advances technology initiatives by building trust.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchUk, United KingdomHQ recorded Nov 5, 202651-200259 contacts →

Exact match

“We have been providing recruitment services to Life Sciences, Renewable Energy, Heavy Lift, Data Centre and IT clients in more than 30 countries since 1992.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchYiewsley, United KingdomHQ recorded Nov 5, 202651-200255 contacts →

Exact match

“The Shorterm Group provides specialist recruitment services and technical support for the engineering industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchToronto, ON, CanadaHQ recorded Nov 5, 2026n/a233 contacts →

Exact match

“Innovative Management Solutions Group launched in 1996 specializes in contingency recruitment services in the fields of Construction, Life Sciences, Engineering, Information…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchMontreal, NS, CanadaHQ recorded Nov 5, 202651-200232 contacts →

Exact match

“Our Focus is you.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 5,083 quality engineering staffing companies worldwide

See the full list, filter by size, metro and specialty, and access 11,794 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality engineering staffing companies worldwide at a glance

As of Nov 5, 2026
17.1%Verified-email coverage
13.6Average contacts per company
1-10Median size (employees)
2.5%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
2,670
11-50
1,485
51-200
604
201-500
189
501-1,000
54
1,001-5,000
43
5,001-10,000
11
10001+
12

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for quality engineering staffing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “quality engineering staffing companies” 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. 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 11,794 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 5, 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.

Quality engineering staffing companies by location

27 lists · largest first

Every Quality engineering staffing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many quality engineering staffing companies are there worldwide?

RevenueBase identified 5,083 company matches for quality engineering staffing companies worldwide 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?

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

Which country has the most quality engineering staffing companies?

The United States leads with 1,547 companies, followed by India (668) and the United Kingdom (655). Every quality engineering staffing companies list by country and city is linked on this page.

Which city has the most quality engineering staffing companies?

London leads with 129 company records, followed by Bangalore (81) and Hyderabad (58).

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 11,794 professional contacts with verified work emails tracked across these 5,083 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 5, 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.