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Federal Contracting by NAICS Code · Professional Services

NAICS 541690: Other Scientific and Technical Consulting Services

Scientific and technical advisory work outside engineering, environmental, or management consulting — including agricultural consulting, energy efficiency consulting, security consulting, and similar specialised technical advice. A common code for niche federal advisory work.

📊 Based on 57 real federal solicitations tracked under this code

Sector

Professional Services

Typical award value

$100K - $10M per award

Set-aside activity

Yes

Federal agencies that buy under NAICS 541690

Department of AgricultureDepartment of EnergyDepartment of DefenseNASADepartment of Homeland Security

These buyers award other scientific and technical consulting services work under this code most often. Set up alerts on WinAContract to catch their solicitations early, then draft your response in GovCon.

Set-asides used under NAICS 541690

Small Business8(a)HUBZoneSDVOSBWOSB

Filtering opportunities by NAICS 541690 and your certification surfaces the bids where large primes are excluded. See our set-aside program guides for how each one works.

Common questions about NAICS 541690

Which federal agencies buy under NAICS 541690?

The agencies that most frequently post other scientific and technical consulting services solicitations under NAICS 541690 include Department of Agriculture, Department of Energy, Department of Defense, NASA, Department of Homeland Security. Tracking these buyers on WinAContract and drafting responses in GovCon is the fastest way to build a pipeline under this code.

Is NAICS 541690 eligible for small-business set-asides?

Yes. Solicitations under NAICS 541690 commonly use Small Business, 8(a), HUBZone, SDVOSB, WOSB. If your firm holds a matching socioeconomic certification, you can compete on set-aside opportunities where large businesses are excluded — typically a far less crowded field.

What is the typical contract value for NAICS 541690?

Federal awards under NAICS 541690 typically range $100K - $10M per award. Actual values vary widely by agency, scope, and contract vehicle — for example, individual IDIQ task orders versus standalone definitive contracts.

What NAICS codes are related to 541690?

Closely related codes include 541330 (541330 · Engineering Services), 541618 (541618 · Other Management Consulting Services), 541990 (541990 · All Other Professional, Scientific, and Technical Services). Registering in SAM.gov under every code that fits your capabilities widens the set of opportunities you'll match.

Related NAICS codes

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Browse all NAICS contracting guides, look up any code with the free NAICS lookup tool, or read the federal contracting glossary.