NAICS Code 81 Companies ... NAICS Code 813 Companies ... NAICS Code 8139 Companies ... NAICS Code 81392 Companies ... NAICS Code 813920 Companies
Professional Organizations
This industry comprises establishments primarily engaged in promoting the professional interests of their members and the profession as a whole. These establishments may conduct research; develop statistics; sponsor quality and certification standards; lobby public officials; or publish newsletters, books, or periodicals for distribution to their members.
More NAICS Codes
NAICS Code 921140 Companies
NAICS Code 32619 Companies
NAICS Code 42384 Companies
NAICS Code 42494 Companies
NAICS Code 532292 Companies
NAICS Code 323120 Companies
NAICS Code 611110 Companies
NAICS Code 524210 Companies
NAICS Code 3314 Companies
NAICS Code 3324 Companies
NAICS Code 332722 Companies
NAICS Code 335312 Companies
NAICS Code 331112 Companies
NAICS Code 325411 Companies
NAICS Code 423510 Companies
NAICS Code 551111 Companies
NAICS Code 45121 Companies
NAICS Code 921190 Companies
NAICS Code 53311 Companies
NAICS Code 49221 Companies
NAICS Code 483 Companies
NAICS Code 522210 Companies
NAICS Code 561920 Companies
NAICS Code 3343 Companies
NAICS Code 541618 Companies
NAICS Code 31211 Companies
NAICS Code 237310 Companies
NAICS Code 541712 Companies
NAICS Code 332811 Companies
NAICS Code 53121 Companies
NAICS Code 541350 Companies
NAICS Code 51521 Companies
NAICS Code 3253 Companies
NAICS Code 621112 Companies
NAICS Code 56171 Companies
NAICS Code 3272 Companies
NAICS Code 4241 Companies
NAICS Code 238120 Companies
NAICS Code 31491 Companies
NAICS Code 812930 Companies
NAICS Code 236 Companies
NAICS Code 51791 Companies