Staffing Firm Lists & Market Share

2014 Largest Engineering Staffing Firms in the United States

July 18, 2014

  • 19 firms generated at least $50 million in U.S. engineering staffing revenue
  • Top three: Aerotek (Allegis Group), Adecco, Kelly Services
  • Firms combined for $5.1 billion in revenue (64% of the market)

2014 Largest Office/Clerical Staffing Firms in the United States

July 18, 2014

  • 13 firms generated at least $100 million in U.S. office/clerical staffing revenue
  • Top three: Aerotek (Allegis Group), Randstad, Adecco
  • Firms combined for $7.2 billion (39% of the market)

Selling to the U.S. federal government: The 2014 list of staffing firms seeking a mentor-protégé partnership

July 17, 2014

  • List of companies interested in mentor-protégé programs
  • Includes specific segment, location, and contact details
  • List includes 23 potential mentors and 114 potential protégé firms

2014 List of Diversity Staffing Firms

July 17, 2014

  • This year's list of diversity staffing firms includes a total of 176 firms
  • Diversity categories include women-owned, minority-owned, veteran-owned, and HUBZone businesses

2014 List of Fastest-Growing U.S. Staffing & Talent Engagement Firms

July 16, 2014

  • Revenue at the 10 fastest-growing firms had a median compound annual growth rate of 56.8 percent
  • 97 firms qualify for the list with compound annual growth rates of 15 percent or more
  • IT represented the biggest chunk of firms with 40 reporting IT staffing was one of their top segments

2014 List of Companies Looking to Acquire Staffing Firms

July 15, 2014

  • Lists 215 firms interested in acquiring a staffing firm
  • Provides top three industry segment preferences, top three geographic preferences, and contact info
  • Information technology, healthcare, and industrial are the top three industry segment preferences

2014 Largest IT Staffing Firms in the U.S.

July 15, 2014

  • 39 firms generated at least $100 million in U.S. IT temporary staffing revenue in 2013
  • Top three:  TEKsystems (Allegis Group), On Assignment, Randstad Technologies
  • Firms on list account for $15.3 billion in U.S. IT staffing revenue, or 62% of the market

2014 Largest Staffing and Talent Engagement Firms in the United States

July 9, 2014

  • Largest staffing and talent engagement firms generated $74.1 billion in 2013 U.S. revenue
  • 124 firms qualified for the list, the highest number since 2000
  • 55% of firms noted professional temporary staffing as largest segment; 32% noted commercial staffing as largest segment

The Largest Online Staffing Platforms in 2013

November 27, 2013

  • Three online staffing platforms have achieved global scope and a scale over the past several years: Elance,, and oDesk.
  • These three platforms continue to pursue strategies to capture more of the potential world market for bringing together remote, online freelancers (and microfirms)... More

2013 Payrolling & ICEC Landscape Summary

November 6, 2013

  • Excerpt from full 2013 Payrolling and IC Evaluation/Compliance Landscape Report
  • 15 payrolling providers and 15 ICEC suppliers examined
  • Companies listed by spend under management