Company lists · Data refreshed September 2026

Top 25 Outsourced hiring solutions based in Chicago, United States

RevenueBase identified 121 outsourced hiring solutions headquartered in Chicago, United States as of September 2026 and tracks 5,776 professional contacts across them, including 655 with verified work emails. New York is the largest hub.

This list covers outsourced hiring solutions headquartered in Chicago, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
121Companies
5,776Contacts tracked
655Verified emails
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The 25 largest outsourced hiring solutions based in Chicago, United States

Ranked by team size
Top 25 of 121 outsourced hiring solutions based in Chicago, United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to outsourced hiring solutions: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 2026501-1,0002,680 contacts →

Partial evidence

“Founded in 1988, Staff Management is a recognized leader of comprehensive workforce solutions that deliver best talent, drive compliance, yield tangible savings and build…”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 20261,001-5,0001,173 contacts →

Partial evidence

“PeopleScout, a TrueBlue company, is a global talent solutions leader.”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 2026201-500248 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-200237 contacts →

Indirect evidence

“Ranked among HRO Today's Top 13 global recruiting firms, Advantage xPO's objective is clear-cut: the perfect alignment of talent with clients' staffing needs.”

Source: RevenueBase Database · checked Sep 21, 2026
5Strong evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-200134 contacts →

Strong evidence

“Hirewell is a global talent solutions provider that combines domain expert recruiters with modern hiring strategy to deliver people who make a difference.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 2026501-1,000125 contacts →

Partial evidence

“Advanced Group provides expertise in talent acquisition and management, outsourcing, and professional services.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 2026201-500111 contacts →

Indirect evidence

“Scale Virtually is a world-class staffing agency that finds brilliant talent and fully integrates them into your business.”

Source: RevenueBase Database · checked Sep 21, 2026
8Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 2026201-50097 contacts →

Partial evidence

“CB Sourcing Solutions, a division of CareerBuilder, is the leading business intelligence consulting firm focused on talent.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202611-5047 contacts →

Indirect evidence

“From Talent to Automation, We Power Business Growth & Global Team Expansion We are a non-IT staffing partner helping companies hire and scale their teams efficiently, with…”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20040 contacts →

Indirect evidence

“Simetrica Consulting is a computer software company based out of Ave.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 2026n/a40 contacts →

Indirect evidence

“Scouts offers a sourcing-as-a-service model created to serve selective recruiting processes.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20038 contacts →

Partial evidence

“To treat every hiring connection like it changes lives, cutting through complexity to find clarity.”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20037 contacts →

Partial evidence

“North Bridge Staffing was established in 2002 by Gerrie and Pat Dugan, who believed there was a need to provide customized talent solutions to clients, associates, and candidates.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202611-5034 contacts →

Indirect evidence

“We help high-growth companies find, develop, and retain great talent- create people strategy aligned with your values, culture, and business goals - develop the story that…”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202611-5028 contacts →

Indirect evidence

“Welcome to Armada Human Capital!”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20028 contacts →

Partial evidence

“Solving Business and Technology Challenges through Talent Solutions for Growing Companies, Associations, and Municipalities | Contract | Direct Hire | Executive Search”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202611-5024 contacts →

Indirect evidence

“At Employment Process Group we only bring the highest class talent into your recruiting pool.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20021 contacts →

Indirect evidence

“CompuCore is a leading staffing, recruitment and consulting firm focused on Information Technological and Non Information Technological industries.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20020 contacts →

Indirect evidence

“Chamberlain is a talent acquisition firm for organizations that seek human capital differentiation.”

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidenceChicago, IL, United StatesHQ checked Sep 21, 202651-20013 contacts →

Strong evidence

“Sidago Integrated Solutions is a full service outsourcing consultation business that provides small to large sized business solutions.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 202611-5012 contacts →

Partial evidence

“With over 15 years of expertise in human capital solutions, IFG US partners with Fortune 500 companies and fast-growing startups nationwide to turn staffing challenges into…”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 20261-1010 contacts →

Indirect evidence

“SmartHire is a full-service talent acquisition consulting firm.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceChicago, IL, United StatesHQ checked Sep 21, 20261-109 contacts →

Partial evidence

“Paul Murphy Associates is a renowned supplier of comprehensive staffing solutions and recruitment services, catering to a diverse clientele both on a full-time and contractual…”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 20261-109 contacts →

Indirect evidence

“Sales Recruiters Chicago has specialized exclusively in sales recruiting since 2003, helping employers across Chicago and nationwide hire top-performing sales professionals in…”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceChicago, IL, United StatesHQ checked Sep 21, 20261-108 contacts →

Indirect evidence

“RTR HR and Staffing Services, LLC connects clients to a strong HR and Staffing team.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 121 outsourced hiring solutions based in Chicago, United States

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Outsourced hiring solutions based in Chicago, United States at a glance

As of Sep 21, 2026
11.3%Verified-email coverage
47.7Average contacts per company
11-50Median size (employees)
260.3%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
60
11-50
37
51-200
15
201-500
4
501-1,000
4
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 121 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among outsourced hiring solutions, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Chicago, United States whose own description of what they do matches “outsourced hiring solutions”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names outsourced hiring solutions), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among outsourced hiring solutions, and records with no verified work email. Companies headquartered outside Chicago are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 655 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Outsourced hiring solutions by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names outsourced hiring solutions, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many outsourced hiring solutions are there based in Chicago, United States?

RevenueBase identified 121 outsourced hiring solutions headquartered in Chicago, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Staff Management SMX, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most outsourced hiring solutions?

New York leads with 315 headquartered companies, followed by Austin (153) and Miami (145).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 655 verified decision-maker contacts tracked across these 121 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.