Company lists · Data refreshed November 2026

Top 25 Process engineering staffing based in the United States

RevenueBase identified 2,115 company matches for process engineering staffing associated with the United States as of November 2026 and tracks 49,599 professional contacts across them, including 9,376 with verified work emails. Houston is the largest hub.

This list covers company matches for process engineering staffing associated with the United States, 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.

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
2,115Companies
49,599Contacts tracked
9,376Verified emails
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The 25 largest process engineering staffing based in the United States

Ranked by team size
Top 25 of 2,115 company matches for process engineering staffing based in the United States, 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 matchMayfield Heights, OH, United StatesHQ recorded Nov 5, 2026501-1,0001,723 contacts →

Exact match

“Companies need talent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchIndianapolis, VA, United StatesHQ recorded Nov 5, 20261,001-5,0001,534 contacts →

Exact match

“At Brooksource, relationships are at the center of everything we do.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact 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
4Exact matchAtlanta, TN, United StatesHQ recorded Nov 5, 20261,001-5,000985 contacts →

Exact match

“RemX is the professional staffing division of EmployBridge, a $3 billion staffing organization with more than 600 offices in the U.S.”

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 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
7Exact matchPortland, OR, United StatesHQ recorded Nov 5, 202651-200575 contacts →

Exact match

“ieSolutions enabling you to achieve your objectives.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchHanover, MD, United StatesHQ recorded Nov 5, 20261,001-5,000522 contacts →

Exact match

“EASi is now Actalent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchOak Brook, IL, United StatesHQ recorded Nov 5, 20261,001-5,000518 contacts →

Exact match

“LAUNCH Technical Workforce Solutions partners with aviation, transportation, and industrial organizations to solve complex workforce challenges.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchKalamazoo, MI, United StatesHQ recorded Nov 5, 2026201-500509 contacts →

Exact match

“Trillium Construction Services has over a quarter of a century of experience in the construction recruiting industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchSchaumburg, IL, United StatesHQ recorded Nov 5, 2026201-500508 contacts →

Exact match

“Mission: At Accurate Personnel, our focus is on forming strong and lasting partnerships with our clients and employees to provide the best possible staffing solutions in the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchMillersville, MD, United StatesHQ recorded Nov 5, 2026501-1,000505 contacts →

Exact match

“A premier provider of staffing solutions, Tech USA is in the top 1% of the Recruiting Industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact 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
15Exact 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
16Exact matchBoca Raton, FL, United StatesHQ recorded Nov 5, 2026201-500442 contacts →

Exact match

“ADEX Corporation is a single-source provider of end-to-end staffing solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchOak Brook, IL, United StatesHQ recorded Nov 5, 202651-200363 contacts →

Exact match

“RHM Staffing Solutions is an award-winning staffing firm connecting top talent with employers through contract, contract-to-hire, and direct hire roles.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchIndianapolis, NC, United StatesHQ recorded Nov 5, 202651-200342 contacts →

Exact match

“NCW is a professional recruiting and staffing company with over two decades of experience.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchOakbrook Terrace, IL, United StatesHQ recorded Nov 5, 202651-200326 contacts →

Exact match

“Staffing Network (SN) is a full-service staffing and recruiting firm headquartered in the greater Chicago metropolitan area, with nationwide service capabilities.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchSanford, FL, United StatesHQ recorded Nov 5, 202651-200318 contacts →

Exact match

“We are QLM.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchTroy, MI, United StatesHQ recorded Nov 5, 2026501-1,000295 contacts →

Exact match

“Powering America's Workforce.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact 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
25Exact matchHouston, TX, United StatesHQ recorded Nov 5, 202651-200268 contacts →

Exact match

“CTS - Complete Technical Services, Inc.”

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

Showing 25 of 2,115 process engineering staffing based in the United States

See the full list, filter by size, metro and specialty, and access 9,376 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Process engineering staffing based in the United States at a glance

As of Nov 5, 2026
18.9%Verified-email coverage
23.5Average contacts per company
11-50Median size (employees)
5.2%Largest-city concentration · Houston
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
945
11-50
650
51-200
345
201-500
111
501-1,000
33
1,001-5,000
23
5,001-10,000
4
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,115 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 States whose business descriptions match “process engineering staffing” 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 9,376 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.

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

How many process engineering staffing are there based in the United States?

RevenueBase identified 2,115 company matches for process engineering staffing associated with the United States 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?

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

Which city has the most process engineering staffing?

Houston leads with 110 company records, followed by Austin (40) and New York (39).

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 9,376 professional contacts with verified work emails tracked across these 2,115 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.

Ready to reach these companies? Verified emails and direct dials for all 2,115 process engineering staffing based in the United States. Start with a free account, no credit card.

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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.