This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Technical Representation Services: Construction, Mining, Excavating, and Highway Maintenance Equipment
Possible NAICS Codes
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
238990 – All Other Specialty Trade Contractors
611699 – All Other Miscellaneous Schools and Instruction
541380 – Testing Laboratories and Services
238910 – Site Preparation Contractors