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
721110 – Hotels (except Casino Hotels) and Motels
531120 – Lessors of Nonresidential Buildings (except Miniwarehouses)
561920 – Convention and Trade Show Organizers
561210 – Facilities Support Services
813920 – Professional Organizations
561499 – All Other Business Support Services