GSA Multiple Award Schedule (MAS)

The General Services Administration (GSA) Multiple Award Schedule (MAS) is the largest most widely used acquisition vehicle in the federal government. GSA MAS is an indefinite delivery/indefinite quantity (IDIQ) multiple award schedule, providing direct access to products, services and solutions from more than 5,000 certified industry partners. GSA Schedule contracts are issued with a five-year base period, with the potential of three five-year options.

List of MAS Special Item Numbers (SINs)

54151S – Information Technology Professional Services
54151HEAL – Health Information Technology Services
541611 – Management and Financial Consulting, Acquisition and Grants Management Support, and Business Program and Project Management Services
611430 – Professional and Management Development Training 611512 – Flight Training
OLM – Order-Level Materials