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NAICS 541990: All Other Professional, Scientific, and Technical Services

Right now there are 39 open federal NAICS 541990 notices, 21 of them open for bids. 14 close within the next 7 days. 16 are set aside for small or certified businesses, so fewer companies can compete. Over the last 12 months agencies posted 322 NAICS 541990 solicitations and published 255 awards with a median value of $50K. The busiest buyer was the Department of the Army, with 60 solicitations.

Open notices today
39 (21 open for bids)
Closing within 7 days
14
Set aside for small or certified businesses
16
Solicitations posted, last 12 months
322
Published awards, last 12 months
255 (median $50K)
Busiest buyer, last 12 months
Department of the Army
Source and update
SAM.gov public data, updated October 20, 2026

Open now page 1 of 2

DeadlineNoticeSet-aside
Oct 21
1 day left 		Better Health Membership and Dues FY27
Department of Veterans Affairs Special notice
 Open to all
Oct 21
1 day left 		Request for Information (RFI) - Medical Fielding Short-Term
Department of the Army Sources sought
 Open to all
Oct 21
1 day left 		Special Notice - Short Term Materiel Fielding Support Modification Nov 2026
Department of the Army Special notice
 Small business
Oct 22
2 days left 		ANSI Inspections and Dielectric Testing at DDSP - SP3300-27-Q-0003
Defense Logistics Agency, PA
 Open to all
Oct 22
2 days left 		Artifact Conservation Services —Vendor Pool
National Archives and Records Administration, College Park, MD
 Open to all
Oct 22
2 days left 		Explosive Characterization and Technical Service Support
Department of the Army, Vicksburg, MS Special notice
 Open to all
Oct 22
2 days left 		Maintenance Service for Portable Fire Extinguishers
Bureau of Engraving and Printing, Washington, DC
 Small business
Oct 22
2 days left 		PATRIOT Weapon System Depot-Level Diagnostics, Repair, and Upgrade Support Services (FMS)
Defense Logistics Agency Sources sought
 Open to all
Oct 23
3 days left 		Dissemination and maintenance of a Medicaid quality measure over a 12 - month performance period with one additional option period for quality measure maintenance only.
Centers for Disease Control and Prevention, Atlanta, GA Pre-solicitation
 Open to all
Oct 25
5 days left 		Combined Synopsis/Solicitation for Commercial Items Agile Professional Services ("APS”) Department of the Army
Department of the Army, Orlando, FL
 Small business
Oct 26
6 days left 		Biometric Identity Services
Office of Procurement Operations Sources sought
 Open to all
Oct 26
6 days left 		Naval Center for Combat and Operational Stress Control (NCCOSC) Support Services.
Department of the Navy
 Open to all
Oct 26
6 days left 		Naval Center for Combat and Operational Stress Control (NCCOSC) Support services
Department of the Navy
 Open to all
Oct 26
6 days left 		USAC RFP: Oracle Operations and Maintenance Services
Federal Communications Commission, Washington, DC
 Open to all
Oct 28
8 days left		 Industrial Control Technician
Department of the Air Force, CO Sources sought
 Small business
Oct 30
10 days left		 711th HPW Mission Support Services MAC IDIQ
Department of the Air Force, Wright Patterson AFB, OH
 8(a)
Oct 30
10 days left		 Dose Reconstruction and Related Activities to Support NIOSH's Responsibilities under the Energy Employees Occupational Illness Compensation Act (EEOICPA)
Centers for Disease Control and Prevention, Atlanta, GA Pre-solicitation
 Open to all
Oct 30
10 days left		 Generation and Delivery of Meteorological and Hydrological Forecasts for the Western Washington and Northwest Montana River Basins
Department of the Army, Seattle, WA Pre-solicitation
 Open to all
Oct 30
10 days left		 Maintenance Service for Portable Fire Extinguishers - BPA
Bureau of Engraving and Printing, Washington, DC
 Small business
Oct 30
10 days left		 Vandenberg SFB Tank Inspection
Department of the Army
 SDVOSB
Nov 9
20 days left		 Training Instructor Operator Services Support II
Department of the Army, FL
 Small business
Nov 13
24 days left		 Quality Assurance Services - Civil Works, Interagency and International Services (IIS), and Military Construction Projects in Puerto Rico and U.S. Virgin Islands
Department of the Army Pre-solicitation
 Small business
Nov 13
24 days left		 U.S. Army Geospatial Center (AGC) Three-Dimensional High Speed-High Altitude Mapping Operations and Technology Integration (3DH2-M OTI) Single Award Task Order Contract (SATOC) Indefinite Delivery / Indefinite Quantity (ID/IQ) and Initial Task Order
Department of the Army Pre-solicitation
 Open to all
Dec 7
48 days left		 Marine Resource Technical Services Throughout the Naval Facilities Engineering Systems Command (navfac) Pacific Area of Responsibility
Department of the Navy, Jbphh, HI Pre-solicitation
 Small business (partial)
Dec 15
56 days left		 APG Industry Update November 2026: Registration and request for topics
Department of the Army Special notice
 Open to all
Jan 11, 2027
83 days left		 One Acquisition Solution for Integrated Services Plus (OASIS+) 8(a) Small Business Set-Aside Continuously Open Solicitation
Federal Acquisition Service
 8(a)
Jan 11, 2027
83 days left		 One Acquisition Solution for Integrated Services Plus (OASIS+) Historically Underutilized Business Zone (HUBZone) Small Business Set-Aside Continuously Open Solicitation
Federal Acquisition Service
 HUBZone
Jan 11, 2027
83 days left		 One Acquisition Solution for Integrated Services Plus (OASIS+) Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside Continuously Open Solicitation
Federal Acquisition Service
 SDVOSB
Jan 11, 2027
83 days left		 One Acquisition Solution for Integrated Services Plus (OASIS+) Total Small Business Set-Aside Continuously Open
Federal Acquisition Service
 Small business
Jan 11, 2027
83 days left		 One Acquisition Solution for Integrated Services Plus (OASIS+) Unrestricted Continuously Open Solicitation
Federal Acquisition Service
 Open to all

NAICS 541990 by state

open today + last 12 months

Recent awards

255 published awards in the last 12 months. The latest:

DateWinner and contractAmount
Oct 1 Restored Cloud Inc.
Underground Storage Tank Testing, Inspection, Repair IDIQ
Department of the Air Force, CA
 $337K
Sep 28 The Boeing Company
Onsite Integrated Supply Chain Management Support - Service Contract - FA-18
Department of the Navy
 $382K
Sep 25 HurtVet Subcontracting, Inc.
Inspection, Testing, and Maintenance (ITM) of fire protection and life safety systems in NPS buildings
National Park Service
 $19K
Sep 24 E & M International, Inc.
ITM Guaranteed Minimum
National Park Service
 $2,500
Sep 23 Radiometrics Corporation
Maintenance and Repair Services of Wind Profilers and Radiometers
Department of the Army, UT
 $600K
Sep 21 Parymon Corp.
Autonomous Underwater Vehicle (AUV) Operation and
National Oceanic and Atmospheric Administration
 $83K
Sep 21 Parymon Corp.
Analysis of Autonomous Underwater Vehicle (AUV) In
National Oceanic and Atmospheric Administration
 $107K
Sep 21 Sara Denise Julian 16908 COUNTY ROAD 2330 Lubbock
Student Service Contract - Sara Julian
US Geological Survey
 $45K
Sep 18 Inalab Consulting, Inc.
Science and Technical Support Services (STSSC) For
US Geological Survey
 $228K
Sep 17 Ocean Associates Inc.
Assessing Biodiversity using environmental DNA (eD
National Oceanic and Atmospheric Administration
 $47K
Sep 16 Cooper Zietz Engineers, Inc.
Water Rights Litigation Support for Fort Belknap A
Bureau of Indian Affairs
 $275K
Sep 16 Xcellent Technology Solutions, Inc.
Science and Technical Support Services IDIQ Contra
US Geological Survey
 $936K
Sep 16 Xcellent Technology Solutions, Inc.
FY2025-2026 Program/Project Management Services
US Geological Survey
 $67K
Sep 16 Peggy Mullin 529 HILLSBOROUGH ST APT E2 Chapel Hill
P. Mullin - New SC
US Geological Survey
 $84K
Sep 16 Innovators Transportation LLC
Fire Extinguisher & Hood Inspection
Department of Veterans Affairs, SD
 $320K

Who wins the most

  1. Inalab Consulting, Inc. (30 awards)
  2. Montech Inc. (19 awards)
  3. Xcellent Technology Solutions, Inc. (9 awards)
  4. Postured LLC (5 awards)
  5. Parymon Corp. (4 awards)
  6. Akima Systems Engineering LLC (3 awards)
  7. Ocean Associates Inc. (2 awards)
  8. Advenco LLC (2 awards)

Questions

How many federal NAICS 541990 contracts are open?

On October 20, 2026 there were 39 open notices on SAM.gov, 14 of them closing within a week. BidFox updates this page every morning from the official SAM.gov data.

Which agencies buy the most NAICS 541990?

Counting solicitations from the last 12 months: Department of the Army (60 solicitations); Department of Veterans Affairs (32 solicitations); Department of the Navy (29 solicitations).

How much are federal NAICS 541990 contracts worth?

The median published award over the last 12 months was $50K, across 255 award notices. Many awards are much smaller or larger, and some contracts are awarded without a public award notice.

Can small businesses bid on NAICS 541990 contracts?

Yes. 50% of the NAICS 541990 solicitations in the last 12 months were set aside for small businesses or for certified firms (8(a), HUBZone, SDVOSB, WOSB). Open-competition notices accept any registered business.

How do I get new notices like these by email?

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Learn more

Source: public SAM.gov contract opportunity notices, updated October 20, 2026. Award amounts are as published in award notices.