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.
Possible NAICS Codes
483111 – Deep Sea Freight Transportation
541990 – All Other Professional, Scientific, and Technical Services
926130 – Regulation and Administration of Communications, Electric, Gas, and Other Utilities
813312 – Environment, Conservation and Wildlife Organizations
561210 – Facilities Support Services
238990 – All Other Specialty Trade Contractors