About NSA

National Service Alliance (NSA) is the industry-leading group purchasing organization for building service contractors and related businesses in the United States. NSA represents over $3.6B in member revenues, giving NSA significant leverage when negotiating national contracts with product manufacturers and service providers. NSA members can save on consumables, equipment and services. Founded in 1996, NSA is headquartered in Charlotte, North Carolina.

Our Mission

At National Service Alliance, we are committed to providing our members the greatest value on the widest array of products, services and technology which helps lower costs and improve profitability.