NAICS 541990

All Other Professional, Scientific, and Technical Services contracts

Open federal opportunities classified under NAICS 541990.

Get email alerts for this search

New contracts matching these filters, straight to your inbox. Free — no account needed.

We’ll only email you about matching contracts. Want instant alerts, saved searches and AI proposals? Start free in the app →

Set-asides used in this sector

Small Business8(a)HUBZoneSDVOSBWOSB

About NAICS 541990

Professional, scientific, or technical services not classified elsewhere — including translation, weather forecasting, and specialised consulting. A frequently-used residual code.

Typical award value: $50K – $5M per award.

Full NAICS 541990 guide →

All Other Professional, Scientific, and Technical Services contracts

About NAICS 541990

All Other Professional, Scientific, and Technical Services contracts

About NAICS 541990

Request for Information - Construction and Facilities Engineering Records Management Program— Administrative and CAD Support Services

SSCO NPOR MANET F-GCS Installation and Integration Services

Real Property Support Services III Solicitation

BLK-MBR-NEB Heritage IDIQ 2026-2031

R408--Radiation Oncology Assessment Services

Real Property Support Services III Solicitation

USPTO Patent Reclassification Services

PR16018614 - DoS-Sources Sought

Chicken Egg & Select Seafood Price Data

National Centers for Environmental Information (NCEI) High Plains Regional Weather Records Center (HPRWRC)

National Centers for Environmental Information (NCEI) Midwestern Regional Weather Records Center (MRWRC)

Request for Information, Insurance Rate Survey Information Subscription

Supplemental Medical Review Contract

Bird Surveys - Red Slough Wildlife Management Area

Clinical Laboratory Molecular Diagnostics Test using inVivoScribe reagents kit.

National Centers for Environmental Information (NCEI) Northeast Regional Weather Records Center (NRWRC)

Notice of Intent to Sole Source Personnel Security Support Services

Loan File Review for Risk Oversight Support Services

National Centers for Environmental Information (NCEI) Western Regional Weather Records Center (WRWRC)

National Centers for Environmental Information (NCEI) Southeast Regional Weather Records Center (SERWRC)

National Centers for Environmental Information (NCEI) Southern Regional Weather Records Center (SRWRC)

Young At Heart Type 2 Diabetes Research Longitudinal Protocol between Children’s National Hospital (CNH) and NIDDK

SOLICITATION NOTICE - REQUEST FOR PROPOSAL (RFP) DATA SCIENCE, OPERATIONS, REQUIREMENTS, EXPLOITATION, AND ENHANCED ENGINEERING (DORE3)

Support for the Navy Law Enforcement Officers Safety Act (LEOSA) Program

FEWS NET 8 Data, Learning, and Communications Contract