Kelly Services provides workforce solutions to customers in the Americas, Europe, the Middle East, and Africa, and Asia Pacific regions. The company's segments include: Americas Staffing, which delivers temporary staffing, as well as direct-hire placement services, in a number of staffing services such as office, education, marketing, and electronic assembly; International Staffing, which provides a similar range of staffing services as its Americas Staffing segment, including office, engineering, finance and accounting, information technology, and science; and Global Talent Solutions, which combines the delivery structure of its and consulting group and centrally delivered staffing business.

ManpowerGroup provides a range of workforce solutions and services, which include recruitment and assessment, training and development, career management, outsourcing, and workforce consulting. The company's family of brands and offerings includes Manpower, Experis, Right Management, and ManpowerGroup Solutions. The company's portfolio of recruitment services includes permanent, temporary and contract recruitment of professionals, as well as administrative and industrial positions. All of these services are provided under its Manpower and Experis brands. The company provides services under its Experis brand, particularly in the areas of Information Technology, Engineering, and Finance.

Randstad is a global staffing and recruitment company, providing various solutions in the human resources (HR) services space. Co.'s services include regular temporary staffing and permanent placement of candidates. In addition, Co. provides several other HR solutions, such as Recruitment Process Outsourcing (RPO), Managed Services Programs (MSP), payroll services, and outplacement. Co. provides four distinct service concepts: Staffing, Inhouse Services, Professionals and HR Solutions.

Robert Half International provides staffing and risk consulting services. The company, through its Accountemps, Robert Half Finance & Accounting, and Robert Half Management Resources divisions, is a provider of temporary, full-time, and project personnel in accounting and finance fields. The company's OfficeTeam division places office and administrative personnel, ranging from executive and administrative assistants to receptionists and customer service representatives. The Robert Half Technology division provides information technology contract consultants, places employees, and provides managed services in areas ranging from multiple platform systems integration to end-user technical and desktop support.