NAICS 541690

Other Scientific & Technical Consulting — Government Contracts

Other Scientific and Technical Consulting Services (NAICS 541690) includes firms providing advice in areas like biology, chemistry, economics, and safety engineering. Federal agencies regularly contract for environmental assessments, scientific analysis, and policy research.

20

Active

6

Closing this week

—

Pipeline value

3

States

Top states for NAICS 541690

Maryland (2)Virginia (1)Washington (1)

Active Opportunities

B--Split Stream Analyses

OFFICE OF ACQUISITON GRANTS

SAM

2d left

F999--Gems Technical Assistance

245-NETWORK CONTRACT OFFICE 5 (36C245)

SAM

2d left

Sanitary Survey in FY2026 at All Honshu Installations

FA5209 374 CONS PK

SAM

5d left

Programmatic and Administrative Support Services

DEFENSE HEALTH AGENCY

SAMFrederick, Maryland

6d left

Programmatic and Administrative Support Services

DEFENSE HEALTH AGENCY

SAMFrederick, Maryland

6d left

B--Breeding Waterfowl Surveys (IA) - Base Period with up to Three Option Years

FWS, SAT TEAM 2

SAM

7d left

Latin America and the Caribbean: Digital Infrastructure Project Scoping Services

US TRADE AND DEVELOPMENT AGENCY

SAMArlington, Virginia

8d left

R499--Boiler Plant Standard Operating Procedures Manual Perry

245-NETWORK CONTRACT OFFICE 5 (36C245)

SAM

8d left

Legal Case & Document Management System

DISTRICT OF COLUMBIA COURTS

SAMWashington, District of Columbia

9d left

Sources Sought Notice - Teleophthalmology Program Support

INDIAN HEALTH SERVICE

SAM

12d left

Showing 10 of 20. Sign up to see all

How to Win NAICS 541690 Contracts

Federal agencies classify solicitations using NAICS codes to identify the type of work or product being procured. NAICS 541690 (Other Scientific & Technical Consulting) must be listed on your SAM.gov registration to appear in searches and receive notifications for matching opportunities.

Each NAICS code has a small business size standard, which determines whether your firm qualifies as "small" for set-aside competitions. Check the SBA's size standards table for NAICS 541690 — the threshold may be based on annual revenue or number of employees.

Many Other Scientific & Technical Consulting contracts are awarded through multi-award indefinite delivery/indefinite quantity (IDIQ) vehicles. Winning a spot on an IDIQ allows you to compete for task orders over 5–10 years, providing a predictable pipeline of work.

Past performance is critical for NAICS 541690 opportunities. Start with smaller contracts (micro-purchases under $10,000 or simplified acquisitions under $250,000) to build your track record, then pursue larger opportunities as your CPARS ratings improve.

Frequently Asked Questions

What is NAICS code 541690?
NAICS 541690 stands for "Other Scientific & Technical Consulting" under the North American Industry Classification System. It is used by federal agencies to classify the type of work being solicited. Businesses must have this code on their SAM.gov registration to be eligible for contracts classified under NAICS 541690.
How do I find NAICS 541690 contracts?
All federal contracts under NAICS 541690 are posted on SAM.gov (formerly FBO.gov). You can search by NAICS code, or use GovMatch to automatically receive daily matches for Other Scientific & Technical Consulting opportunities based on your business profile.
What is the small business size standard for NAICS 541690?
The SBA sets a size standard for each NAICS code that determines small business eligibility. For NAICS 541690, check the current size standards on the SBA website — standards are updated periodically and may be based on average annual receipts or number of employees.
Can I add NAICS 541690 to my SAM.gov registration?
Yes. You can add multiple NAICS codes to your SAM.gov Entity Registration. Adding NAICS 541690 ensures your business appears in agency market research and receives relevant solicitation notifications. There is no limit to the number of NAICS codes you can list.
What certifications help win NAICS 541690 contracts?
Useful certifications vary by industry. Common ones for Other Scientific & Technical Consulting include SBA 8(a) (disadvantaged businesses), HUBZone, SDVOSB, and WOSB. Industry-specific certifications (ISO 9001, CMMI, FedRAMP, etc.) can also strengthen your proposals and differentiate your firm.

Get Other Scientific & Technical Consulting contracts in your inbox

Describe your business once. We match you to relevant NAICS 541690 opportunities daily. Zero effort.

Start 7-day free trial

Related categories

541512 — Computer Systems Design Services541511 — Custom Computer Programming Services541519 — Other Computer Related Services541330 — Engineering Services541611 — Administrative Management Consulting541990 — All Other Professional Services541620 — Environmental Consulting Services541715 — R&D in Physical & Life Sciences236220 — Commercial & Institutional Building Construction561210 — Facilities Support Services561612 — Security Guards & Patrol Services238220 — Plumbing, Heating, and AC Contractors238210 — Electrical Contractors621910 — Ambulance Services334419 — Electronic Component ManufacturingView all →