Staffing Firm Lists & Market Share

Largest Direct Hire Firms in the US: 2023 Update

July 19, 2023

  • Report ranks 34 firms that generated $25 million or more in U.S. direct hire revenue last year
  • The three largest companies are Robert Half, Adecco, and Allegis Group
  • Added together, the 34 firms generated $3.5 billion in such revenue

Largest Marketing Creative Staffing Firms in the US: 2023 Update

July 19, 2023

  • Report ranks 15 firms that generated $25 million or more in U.S. marketing/creative temporary staffing revenue last year
  • The three largest companies are Aquent, Creative Circle (ASGN), and 24 Seven
  • Added together, the 15 firms generated $2.0 billion in such revenue

Largest Education Staffing Firms in the US: 2023 Update

July 18, 2023

  • Report ranks 3 firms that generated $25 million or more in U.S. education temporary staffing revenue last year
  • The 3 largest companies are Kelly Services, ESS (Education Solutions Services), and Substitute Teacher Service
  • Added together, the 3 firms generated $1.2 billion in such revenue

Largest Life Sciences Staffing Firms in the US: 2023 Update

July 18, 2023

  • Report ranks 30 firms that generated $25 million or more in U.S. life sciences staffing revenue last year
  • The three largest companies are Actalent (Allegis Group), Kelly Services, and ALKU
  • Added together, the 30 firms generated $3.2 billion in such revenue

Largest Finance Accounting Staffing Firms in the US: 2023 Update

July 14, 2023

  • Report ranks 21 firms that generated $50 million or more in U.S. finance/accounting temporary staffing revenue last year
  • The three largest companies are Robert Half, LHH Recruitment Solutions (The Adecco Group), and Insight Global
  • Added together, the 21 firms generated $5.7 billion in such revenue... More

Largest Engineering Staffing Firms in the US: 2023 Update

July 14, 2023

  • Report ranks 24 firms that generated $50 million or more in U.S. engineering temporary staffing revenue last year
  • The three largest companies are Actalent (Allegis Group), NES Fircroft, and System One
  • Added together, the 24 firms generated $6.2 billion in such revenue

Largest Office Clerical Staffing Firms in the US: 2023 Update

July 14, 2023

  • Report ranks 28 firms that generated $50 million or more in US office/clerical temporary staffing revenue last year
  • The three largest companies are Aston Carter (Allegis Group), Randstad and Express Employment Professionals
  • Added together, the 28 firms generated $8.0 billion in such revenue
  • ... More

Largest Global Engineering Staffing Firms 2023

June 30, 2023

  • Top 20 largest global engineering staffing firms, based on 2022 revenue
  • Report provides market share data
  • Market size and annual growth rate estimated

Largest Healthcare Staffing Firms in the United States: 2023 Update

June 26, 2023

  • Report ranks 103 firms that generated $50 million or more in US healthcare temporary staffing revenue last year
  • Added together, the firms generated $61.7 billion in such revenue
  • The market share of these 103 firms represents 90% of the estimated $68.6 billion healthcare temporary staffing market... More

Largest IT Staffing Firms in the US: 2023 Update

June 14, 2023

  • Report ranks 71 IT staffing firms that generated $100 million or more in US IT temporary staffing revenue last year.
  • The three largest companies are TEKsystems (Allegis Group), Insight Global, and ASGN.
  • Added together, these 71 firms generated $34.6 billion in such revenue.