All Other Professional, Scientific, and Technical Services set-aside contracts

Set-aside demand for All Other Professional, Scientific, and Technical Services

Activity is moderate: 14 open set-aside notices for All Other Professional, Scientific, and Technical Services (NAICS 541990) in the last 7 days. When the list is this size, it is realistic to skim every synopsis and answer every sources-sought that fits your NAICS.

Set-aside mix is led by Small Business (about 57%), with meaningful secondary demand across Small Business (8), SDVOSB (3), WOSB (2), Small Business (1). Plan certifications and teaming against more than one program if you want to cover most of this list.

Most of the open notices tied to All Other Professional, Scientific, and Technical Services (NAICS 541990) are total small business set-asides. That means any firm that is small under the notice's NAICS size standard and active in SAM.gov can compete; no socioeconomic certification is required. Confirm your size against the SBA table of size standards for the exact code on each notice before you price a bid.

Professional-services demand for All Other Professional, Scientific, and Technical Services (NAICS 541990) typically weights past performance, key personnel and technical approach. Match your capability statement to the evaluation factors, not just the NAICS code, and answer sources sought notices from the same offices so contracting officers can document the rule of two.

Buying is spread across agencies led by Department of Defense (6), then Department of Health and Human Services (4), National Archives and Records Administration (2), Department of the Interior (1). Diversified agency demand favors firms that can support more than one customer organization without stretching key personnel thin.

Place of performance clusters in Maryland (about 57% of notices), with additional sites in Nebraska (3), Puerto Rico (1), Virginia (1). If your crews or facilities are far from that cluster, factor travel and local subcontracting into the go/no-go before you download the full package.

This trade page is limited to open set-aside notices tagged with six-digit NAICS 541990. Related work may also appear under nearby codes in Professional, Scientific & Technical; browse the NAICS 54 hub when you want the wider sector view.

Verify the size standard for 541990 on the SBA size standards table and keep your SAM.gov NAICS list aligned with the work you actually perform.

Recent notice titles in this slice include “Artifact Conservation Project Coordinator”; “FDA Scientific & Regulatory Support Services(SRS)”; “Fort Campbell, KY - API 653 External Tank Inspection”. Titles change daily with the SAM.gov extract; always open the official link before bidding.

4 notices tied to All Other Professional, Scientific, and Technical Services (NAICS 541990) are approaching response deadlines in this build. Sort those first; a strong late proposal rarely beats a complete on-time one.

Practical next steps

1. Confirm your SAM.gov registration is active and that your NAICS, size and socioeconomic representations match the notices you want.
2. Filter this list to set-aside types you already qualify for, then open the official SAM.gov link for each survivor.
3. Answer sources sought and RFIs from the same offices even when you are not ready to bid; that market research supports the FAR 19.502-2 rule of two.
4. Use SBA SUBNet and agency subcontracting directories when the prime work is larger than your past performance supports.
5. Subscribe to the free SetAside Signal digest so new notices for All Other Professional, Scientific, and Technical Services (NAICS 541990) arrive by email without another paid tool.