Licensed Sign Contractor (A-1)
Any contractor required by law to maintain an active contractors license and whose primary business is the manufacture, installation and/or maintenance of on-premise signs in the State of Colorado. 

Sign Company (A-2)
Any company not required by law to maintain a contractors license in order to engage in the company's principal business related to the on-premise sign industry.

Sign Supply Distributor (B-1)
Any multi-product line company whose principal business is the supply and/or distribution of products to the sign industry.

Sign Product Manufacturer (B-2)
Any limited-product line company and/or their manufacturer representative whose product line is incorporated into the finished product by the sign industry.

Associate (C-1)
Any company and/or organization that conducts related business with the on-premise sign industry and whose principal business operations involve consulting services, publications, insurance, trade schools, government entities, and/or other professional associations.