Company lists · Data refreshed September 2026

Top 25 Process engineering staffing firms based in Houston, United States

Name: Process engineering staffing firms based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 245 companies tracked

RevenueBase identified 245 company matches for process engineering staffing firms associated with Houston, United States as of September 2026 and tracks 8,362 professional contacts across them, including 848 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for process engineering staffing firms associated with Houston, 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 September 29, 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 29, 2026 How this list was built

245Companies

8,362Contacts tracked

848Verified emails

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The 25 largest process engineering staffing firms based in Houston, United States

Ranked by team size

Top 25 of 245 company matches for process engineering staffing firms based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	SELF	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	n/a	1,431 contacts →
	Exact match “We are a Full Service Solutions Company specializing in placements of professionals in Information Technology, Finance/Accounting, Energy (front, mid and back office)…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Primary Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	n/a	766 contacts →
	Exact match “Primary Services provides job opportunities for Accounting/Financial, Information Technology, HR, Recruiting, Marketing, Procurement, Call Center and Administrative professionals.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Link Staffing	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	579 contacts →
	Exact match “LINK Staffing has been placing competent, dependable talent with Texas employers since 1980.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Burnett Specialists Staffing Recruiting	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	454 contacts →
	Exact match “We are Texas’ largest employee-owned staffing & placement agency set apart by our award-winning and innovative services, outstanding staff tenure, multiple skill specializations…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Ktek Resourcing	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	312 contacts →
	Exact match “Ktek Resourcing is a global staffing and recruitment firm specializing in IT, engineering, and professional services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Progressive	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	262 contacts →
	Exact match “Progressive is a global staffing company connecting STEM talent with leading companies in the Power and Utilities, Renewable Energy, Oil and Gas, and Manufacturing industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	CTS Complete Technical Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	250 contacts →
	Exact match “CTS - Complete Technical Services, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Dataquad INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	233 contacts →
	Exact match “Welcome to Dataquad Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Dean's Professional Services, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	n/a	204 contacts →
	Exact match “Dean's Professional Services is a national, award-winning staffing, staff development and consulting company.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Core Group Resources	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	176 contacts →
	Exact match “Core Group Resources connects businesses in various industries and helps them find the right personnel.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	The Bergaila Companies	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	154 contacts →
	Exact match “Since 1987, The Bergaila Companies have been matching talented people with great jobs in oil, gas, and energy.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Houston Inspection Field Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	86 contacts →
	Exact match “Superior Oil and Gas Pipeline Field Service Personnel With over 150 years of experience in virtually every aspect of the pipeline industry, the core management team of Houston…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Novetus	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	83 contacts →
	Exact match “Novetus is an engineering company that focuses on Capital Project Engineering, Project Controls, Asset Integrity, Safety & Risk Management, and Process Safety Management…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Taylor Smith Consulting, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	81 contacts →
	Exact match “Taylor Smith Consulting is a leading technical, service, and staff resource provider.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Nearterm Corporation	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	80 contacts →
	Exact match “Based in Houston, Texas, Nearterm Corporation is one of the nation’s leading executive search, interim staffing and consulting firms with two distinct market focuses in Healthcare…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Murray Resources	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	79 contacts →
	Exact match “Named 'Best Recruiting and Staffing Firm in the US'- 9X by TrustPilot We provide direct hire, temporary/contract staffing, temp-to-hire, and payroll services to top employers…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Beaconbold	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	77 contacts →
	Exact match “At BeaconBold, we specialize in connecting top-tier talent with leading organizations across the United States.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Employment & Training Centers, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	201-500	73 contacts →
	Exact match “Since 1986, Employment & Training Centers, Inc.(ETC) has been a trusted provider of full-service staffing and workforce solutions throughout Texas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Trublu HR Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	50 contacts →
	Exact match “TruBlu HR Solutions provides a resource to our clients and candidates for temporary, temp-hire, and permanent placement positions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Aepartners	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	48 contacts →
	Exact match “Since its formation, AEPartners has established itself as a leading name in the provision of temporary and permanent recruitment services to the oil and gas sector, throughout the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Scott Humphrey Corporation	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	44 contacts →
	Exact match “Scott Humphrey empowers companies and people by redefining recruitment.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	LPC Personnel, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	n/a	37 contacts →
	Exact match “Connecting employers with the most talented personnel by placing temporary employees, full time candidates and more in Greenspoint, Katy, Spring Branch, Deer Park, Pearland…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Walker Elliott	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	36 contacts →
	Exact match “Walker Elliott – Career Placement Consultants for IT, Oil & Gas, Manufacturing and Engineering Professionals The recruiting team at Walker Elliott is comprised of the finest…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Enerstaff	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	51-200	35 contacts →
	Exact match “Powering industry with skilled workforce solutions, mechanical services, and technical expertise built on safety, reliability, and performance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Mindwhiz	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	11-50	35 contacts →
	Exact match “Mindwhiz: We empower businesses with staff augmentation through onshore, offshore, and hybrid models.⁣ ⁣ ⁣ Founded in 2020 and headquartered in Houston, Mindwhiz provides flexible…” Recorded in the RevenueBase company graph · Sep 29, 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 “process engineering staffing firms”. 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 245 process engineering staffing firms based in Houston, United States

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Process engineering staffing firms based in Houston, United States at a glance

As of Sep 29, 2026

10.1%Verified-email coverage

34.1Average contacts per company

11-50Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

110

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 245 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 Houston, United States whose business descriptions match “process engineering staffing 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 848 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 29, 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.

Process engineering staffing firms by metro in the United States

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

How many process engineering staffing firms are there based in Houston, United States?

RevenueBase identified 245 company matches for process engineering staffing firms associated with Houston, United States 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?

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

Which city in the United States has the most process engineering staffing firms?

Houston leads the United States with 245 company records, followed by New York (151) and Atlanta (118).

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 848 professional contacts with verified work emails tracked across these 245 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 29, 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.