All NAICS sectors

Professional, Scientific, and Technical Services

NAICS 54131,042 contracts
Total awarded
$4,932,389,982
31,042
Total Contracts
$4,932,389,982
Total Awarded
$2,965,959
Avg Award
2,617
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Contracts in Professional, Scientific, and Technical Services

About this code

Professional, Scientific, and Technical Services is NAICS 541 in the North American Industry Classification System (NAICS), which federal agencies use to classify every contract opportunity by industry. We list 31,042 notices under this code, 2,617 of them open now. Notices come from SAM.gov and are refreshed daily. Federal contracts only: state and local bids are not included.

Frequently asked questions

What is NAICS code 541?

NAICS 541 is Professional, Scientific, and Technical Services in the North American Industry Classification System. Federal contracting officers assign one NAICS code to each opportunity to say which industry the work belongs to, and the code sets the small-business size standard for the contract.

How many federal contract opportunities are in Professional, Scientific, and Technical Services?

We track 31,042 federal notices in Professional, Scientific, and Technical Services (NAICS 541) from SAM.gov, of which 2,617 are open right now.

What is the total award value in Professional, Scientific, and Technical Services?

Award notices in NAICS 541 total $4,932,389,982, an average of $2,965,959 per award. Only contracts, orders and purchase orders count: IDIQ, schedule and agreement awards state a ceiling, not money spent, so they are left out.

How do I find Professional, Scientific, and Technical Services contracts?

Browse the open notices below, all published on SAM.gov, the US government's official contracting site. Federal notices only: state and local bids are not included.

Narrower codes in Professional, Scientific, and Technical Services

5413Architectural, Engineering, and Related Services8,77554151Computer Systems Design and Related Services8,4165417Scientific Research and Development Services4,9115416Management, Scientific, and Technical Consulting Services4,8845419Other Professional, Scientific, and Technical Services2,7705418Advertising, Public Relations, and Related Services5065411Legal Services29554121Accounting, Tax Preparation, Bookkeeping, and Payroll Services2355414Specialized Design Services188