"NSA provides the purchasing power we need to be competitive in today’s market. It’s vital to realize every cost advantage possible and NSA is a key partner for us in this effort."

Guy Mingo, Marsden Holding, St. Paul, MN

Why GPOs Benefit the Entire Professional Cleaning Industry

While relatively new to the professional cleaning industry, group purchasing organizations, commonly known as GPOs, have been around for more than a century serving different industries. Unlike a buying group, a GPO does not actually purchase products.  Instead, it acts as an agent, negotiating special pricing on a variety of products and equipment on behalf of its members. Read More


National Service Alliance is the industry-leading group purchasing organization for building service contractors and related businesses in the United States. 

Members benefit from the tremendous purchasing power of the group and enjoy contractually protected pricing on a wide variety of equipment and services, saving money without disrupting their established supply chain or retraining site personnel.

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Upcoming Events

May 18, 2016 - Member and Vendor Dinner - Clearwater, Fl (Details TBD)

May 19, 2016 - Member Meeting - Clearwater, Fl (Details TBD)

NSA in the News: 

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Purchasing Trends of Building Service Contractors- Building Cleanlink.com (November 2015) - 

When building services contractors need insight on trends in product selection for the professional cleaning industry, they can take a cue from what larger cleaning companies in the U.S. are purchasing. Certain key conditions are shaping the business practices and buying habits of large cleaning companies:  Read More

Good Business Essentials - Ten negotiating tips every professional should know - Building Service Management Magazine (October 2015) - 

Facility manages and building owners must purchase a large number of items from an assortment of vendors. While the costs for some of these items may be "fixed", in most cases there is wiggle room for negotiation.  Read More

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