NAICS / 541512

NAICS 541512 — Professional, Scientific, and Technical Services

NAICS 541512 covers professional, scientific, and technical services. As of October 16, 2026, there are 18 open federal solicitations classified under this code, most frequently issued by DEPT OF DEFENSE.

Data as of October 4, 2026, reconciled daily from official federal sources.

Top Buying Agencies

DEPT OF DEFENSE7

HEALTH AND HUMAN SERVICES, DEPARTMENT OF3

HOMELAND SECURITY, DEPARTMENT OF3

UNITED STATES HOLOCAUST MEMORIAL MUSEUM2

INTERIOR, DEPARTMENT OF THE1

By Notice Type

Justification9

Award Notice4

Combined Synopsis/Solicitation3

Presolicitation2

Upcoming Deadlines

Title	Agency	Deadline
Amendment 0001 - Electronic Security System VIII Official Solicitation	DEPT OF DEFENSE	10/30/2026
Electronic Security System VIII Official Solicitation	DEPT OF DEFENSE	10/30/2026
USHMM-RFI-2027-MSSP	UNITED STATES HOLOCAUST MEMORIAL MUSEUM	10/30/2026
USHMM-RFI-2027-MSSP	UNITED STATES HOLOCAUST MEMORIAL MUSEUM	10/30/2026
TOTAL ENGINEERING AND INTEGRATION SERVICES (TEIS) IV On-Ramp Opportunity	DEPT OF DEFENSE	10/30/2026

Tracking multiple clients in NAICS 541512? Sign up to get a weekly digest of new matches, scored against each client’s specific eligibility.