Company lists · Data refreshed September 2026

Top 25 Structural engineering staffing agencies based in the United States

Name: Structural engineering staffing agencies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 6,720 companies tracked

RevenueBase identified 6,720 company matches for structural engineering staffing agencies associated with the United States as of September 2026 and tracks 159,326 professional contacts across them, including 51,027 with verified work emails. Houston is the largest hub.

This list covers company matches for structural engineering staffing agencies 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 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

6,720Companies

159,326Contacts tracked

51,027Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest structural engineering staffing agencies based in the United States

Ranked by team size

Top 25 of 6,720 company matches for structural engineering staffing agencies based in the 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	Terracon	Exact match	Olathe, KS, United StatesHQ recorded Sep 29, 2026	5,001-10,000	6,113 contacts →
	Exact match “Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Tradesmen International	Exact match	Macedonia, OH, United StatesHQ recorded Sep 29, 2026	10001+	4,999 contacts →
	Exact match “Founded in 1992, Tradesmen International is North America’s premier resource for proven skilled craftsmen and labor consulting services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Spherion	Exact match	Atlanta, GA, United StatesHQ recorded Sep 29, 2026	10001+	4,263 contacts →
	Exact match “We’re Spherion-a staffing and recruiting pioneer that’s been driving careers and helping businesses grow for over 75 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Beacon Hill	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	3,238 contacts →
	Exact match “Beacon Hill was founded to set a new standard in search, career placement and flexible staffing.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	ECS Group Of Companies	Exact match	Chantilly, VA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,210 contacts →
	Exact match “ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Nesco Resource	Exact match	Mayfield Heights, OH, United StatesHQ recorded Sep 29, 2026	501-1,000	1,599 contacts →
	Exact match “Companies need talent.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Walter P Moore	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,298 contacts →
	Exact match “Welcome to Walter P Moore!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Construction Labor Contractors	Exact match	Round Rock, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	1,234 contacts →
	Exact match “Let us make construction staffing work for you.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Outsource	Exact match	El Segundo, CA, United StatesHQ recorded Sep 29, 2026	n/a	1,230 contacts →
	Exact match “Outsource is the largest staffing firm in the nation specializing in the placement of low voltage and electrical talent.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	TRS Staffing Solutions	Exact match	Greenville, United StatesHQ recorded Sep 29, 2026	201-500	1,187 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 · Sep 29, 2026 · View company records in RevenueBase
11	QPS Employment Group	Exact match	Brookfield, WI, United StatesHQ recorded Sep 29, 2026	201-500	1,019 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 · Sep 29, 2026 · View company records in RevenueBase
12	Staff Zone	Exact match	Roswell, GA, United StatesHQ recorded Sep 29, 2026	10001+	1,011 contacts →
	Exact match “Staff Zone is a Best-in-Class® construction staffing agency specializing in meeting the daily workforce needs of the construction, light industrial, and special events industries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Simpson Gumpertz & Heger SGH	Exact match	Waltham, MA, United StatesHQ recorded Sep 29, 2026	501-1,000	942 contacts →
	Exact match “Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients’ most complex challenges.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Remx The Workforce Experts	Exact match	Atlanta, GA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	901 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 · Sep 29, 2026 · View company records in RevenueBase
15	The Reserves Network	Exact match	Fairview Park, OH, United StatesHQ recorded Sep 29, 2026	n/a	812 contacts →
	Exact match “The Reserves Network is a leading provider of staffing services for the Office, Industrial, Professional and Technical markets.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Eastridge Workforce Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 29, 2026	n/a	803 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 · Sep 29, 2026 · View company records in RevenueBase
17	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
18	Crown Staffing	Exact match	Westerville, OH, United StatesHQ recorded Sep 29, 2026	201-500	749 contacts →
	Exact match “Crown Staffing is a leading staffing agency in 14 states, providing direct hire, temporary, and temp-to-hire staffing solutions to businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Schnabel Engineering	Exact match	Glen Allen, VA, United StatesHQ recorded Sep 29, 2026	501-1,000	707 contacts →
	Exact match “Schnabel is a trusted partner in building the foundation for project success.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Automation Personnel Services, INC	Exact match	Birmingham, AL, United StatesHQ recorded Sep 29, 2026	10001+	624 contacts →
	Exact match “Automation Personnel Services was founded in Birmingham, AL almost 30 years ago and has expanded coast to coast with 40 Branch offices in eleven states.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Hirequest Direct	Exact match	Nashville, TN, United StatesHQ recorded Sep 29, 2026	n/a	618 contacts →
	Exact match “HireQuest Direct specializes in day labor, general labor, disaster recovery, skilled labor, janitorial, site clean-up, composite crew, demolition, administrative, hospitality…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Mitchell Martin INC	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	501-1,000	614 contacts →
	Exact match “Mitchell Martin Inc.(MMI) is one of the largest employee-owned staffing firms in the U.S, specializing in IT, healthcare, healthcare IT, accounting and finance, and professional…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Whitman, Requardt And Associates, LLP	Exact match	Baltimore, MD, United StatesHQ recorded Sep 29, 2026	501-1,000	601 contacts →
	Exact match “Established in 1915, WRA is a nationally-recognized engineering, architectural and environmental planning firm with a reputation for delivering exceptional work on time and within…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Volt Technical Resources	Exact match	Orange, CA, United StatesHQ recorded Sep 29, 2026	5,001-10,000	584 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 · Sep 29, 2026 · View company records in RevenueBase
25	Raba Kistner, INC	Exact match	San Antonio, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	582 contacts →
	Exact match “Founded in 1968, Raba Kistner Inc.” 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 “structural engineering staffing agencies”. 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 6,720 structural engineering staffing agencies based in the United States

See the full list, filter by size, metro and specialty, and access 51,027 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Structural engineering staffing agencies based in the United States at a glance

As of Sep 29, 2026

32.0%Verified-email coverage

23.7Average contacts per company

11-50Median size (employees)

3.1%Largest-city concentration · Houston

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

3,277

11-50

2,170

51-200

890

201-500

219

501-1,000

1,001-5,000

5,001-10,000

10001+

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 6,720 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 “structural engineering staffing agencies” 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 51,027 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.

Structural engineering staffing agencies by metro

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

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

RevenueBase identified 6,720 company matches for structural engineering staffing agencies associated with the 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?

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

Which city has the most structural engineering staffing agencies?

Houston leads with 206 company records, followed by New York (181) and Dallas (88).

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 51,027 professional contacts with verified work emails tracked across these 6,720 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.

Ready to reach these companies? Verified emails and direct dials for all 6,720 structural engineering staffing agencies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Structural engineering staffing agencies by geography

Browse the directory

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.