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About Us
Affiliation with the American Staffing Association
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American Staffing Association

The American Staffing Association is the primary trade organization representing the employment industry in the United States. For more information on the ASA, visit the association’s website at

Professional Staffing Group’s close involvement in the American Staffing Association benefits our clients and candidates by ensuring PSG is current on employment related best practices. The American Staffing Association also provides PSG with easy access to deep resources.

PSG's Involvement in ASA

  • This article in ASA's Staffing Success magazine describes Aaron Green's goals when elected chairman of the ASA board of directors, click here to view the article.
  • PSG's Founder and President, Aaron Green, is a Past Chairman of the American Staffing Association.
  • PSG is the only staffing firm in Massachusetts to have its training program accredited by the American Staffing Association.
  • PSG adheres to ASA's strict Code of Ethics and Best Practices.
Certified Staffing Professional Complete Certification Logo

100% Certified Staffing Professionals

At PSG, all of our recruiters and client service personnel are Certified Staffing Professionals. The CSP program is a formalized way for staffing professionals to gain and maintain knowledge of employment law. The program helps PSG professionals to be more effective in their jobs. It also helps us to better protect our clients. The CSP distinction is awarded by the American Staffing Association to staffing professionals who complete the required training and pass an exam. PSG is pleased to make this investment in our staff, and we are proud of the fact that 100% of our recruiters and client service personnel are certified. To learn more, please visit