NAICS 541690 Federal Contract Opportunities

• RELAP5-3D 4.x: Thermal-Hydraulic Nuclear Reactor Analysis, Licensing Opportunity

  Energy, Department of · Battelle ENERGY Alliance–doe CNTR·Due Nov 1, 2026No set-aside

• Senior Advisor Subject Matter Expert (SME) with Pharmaceutical Development and Pain Expertise for the NINDS

  Health and Human Services, Department of · ASA Office of the Assistant Secretary for Administration·Due Nov 2Small Business Set Aside - Total

• Senior Advisor Subject Matter Expert (SME) with Patient Advocacy Expertise for the NINDS Ultra-rare Gene-based Therapy (URGenT) Network

  Health and Human Services, Department of · OMAS Strategic BUYING CENTER - Professional Services·Due Nov 2Small Business Set Aside - Total

• B--USGS Detrital zircon U/Pb, Hf, and T/REE analyses

  Interior, Department of the · USGS Contracting Activity·Due Nov 4No set-aside

• R--Technical Services Support

  Energy, Department of · SC OAK RIDGE Office·Due Nov 48(a) Set-Aside (FAR 19.8)

• Respirator Fit Testing

  Veterans Affairs, Department of · 245-network Contract Office 5 (36c245)·Due Nov 5No Set aside used

• 2 Senior Advisors Services for the NINDS Blueprint Neurotherapeutic Network for Small Molecules External Oversight Committee (EOC) Subject Matter Expert (SME) Services

  Health and Human Services, Department of · OMAS Strategic BUYING CENTER - Professional Services·Due Nov 5Small Business Set Aside - Total

• Senior Advisor 2 for Biological Therapeutics Development to act as External Oversight Committee (EOC) Subject Matter Expert (SME) Services.

  Health and Human Services, Department of · OMAS Strategic BUYING CENTER - Professional Services·Due Nov 5No set-aside

• Safety, Prevention, Epidemiology, and Education Development for Health Care and Antimicrobial Resistance - SPEED 2027-2032

  Health and Human Services, Department of · CDC Office of Acquisition Services·Due Nov 8Small Business Set Aside - Partial

• Monitoring and Evaluation of Russian River Coho Salmon

  Dept of Defense · W075 ENDIST SAN FRAN·Due Nov 9No set-aside

• CDC Technical Assistance and Capacity Building for Nutrition, Physical Activity, and Obesity Prevention Strategies

  Health and Human Services, Department of · CDC Office of Acquisition Services·Due Nov 10No set-aside

• INJECTION WELL FAILURE MODE EVALUATION

  Interior, Department of the · Reclamation Contracting Activity·Due Nov 10Small Business Set Aside - Total

• CDC Advancing Nutrition, Physical Activity, and Obesity and Chronic Disease Prevention through Epidemiology, Surveillance and Data Modernization

  Health and Human Services, Department of · CDC Office of Acquisition Services·Due Nov 10No set-aside

• CDC Technical Assistance for Program Implementation, Messaging, Evaluation, and Translation Services in Support of Nutrition, Physical Activity, and Obesity Prevention

  Health and Human Services, Department of · CDC Office of Acquisition Services·Due Nov 10No set-aside

• Notice of Intent to Sole Source - Economic Impact Assessment

  Dept of Defense · NIWC Atlantic·Due Nov 12No set-aside

• Clinical Research Support and Collaboration for NHGRI Protocols

  Health and Human Services, Department of · National Institutes of Health OLAO·Due Nov 13Small Business Set Aside - Total

• FY27 BOTANY SURVEYS

  Interior, Department of the · BLM Contracting Activity·Due Nov 14Small Business Set Aside - Total

• AFCENT Battle Lab Commercial Solutions Opening

  Dept of Defense · FA4803 20 CONS LGCA·Due Dec 30No Set aside used

• AFCENT Battle Lab Commercial Solutions Opening

  Dept of Defense · FA4803 20 CONS LGCA·Due Dec 30No Set aside used

• FY27 - EXPERT REVIEW BOARS

  Agriculture, Department of · FPAC BUS Cntr-acq DIV·Due Sep 30No Set aside used

• FY27 - EXPERT REVIEW BOARDS

  Agriculture, Department of · FPAC BUS Cntr-acq DIV·Due Sep 30No Set aside used

Closed notices (catalog coverage)

Historical public notices kept for discovery. These are not currently open.

• F--Lower American River Monitoring Spawning and Stranding Surveys

  Interior, Department of the · Mp-regional Office·Closed 2025-07-31T13:00:00-07:00

• Surveillance of severe influenza-associated encephalopathy and related complications in US children

  Health and Human Services, Department of · CDC Office of Acquisition Services·Closed 2026-07-02T14:00:00-04:00

• D--Notice of Intent to Sole Source for ArrowHead Modeling Platform

  Energy, Department of · National ENERGY Technology Laboratory·Closed 2026-08-04T17:00:00-04:00

• VA Magnetic Resonance Safety Expert Services

  Veterans Affairs, Department of · RPO Central (36c24c)·Closed 2026-09-21T10:00:00-04:00

• 2028 Summer Olympics and Paralympics Special Event Consequence Management Planning

  Department of Homeland Security·$1M to $2M

• Accelerating Rare disease Cures Program

  Department of Health and Human Services

• Advisory & Assistance Services (A&AS) - Office of Health Security (OHS), Health, Food, and Agriculture Resilience Directorate, National Biosurveillance Information Center

  Department of Homeland Security·$5M to $10M

• Alzheimer's Two SME and Professional Services

  Department of Health and Human Services

• Center Occupational Safety, Health, Medical, System Safety and Mission Assurance Contract (COSMC) 2

  National Aeronautics and SPACE Administration·$50.1M - $100M

• CISA Cybersecurity Exercise Support Services

  Department of Homeland Security·$20M to $50M

• CISA Infrastructure Security Exercise Support Services

  Department of Homeland Security·$20M to $50M

• Clinical Data Safety Analysis

  Department of Health and Human Services

• Consultation and Peer Review

  Department of Health and Human Services

• Intermountain Gas

  Department of Health and Human Services

• Medicaid and CHIP (MAC) Scorecard

  Department of Health and Human Services

• Medical Devices Inventory Support

  Department of Health and Human Services

• MidWest Radiation

  Department of Health and Human Services

• Scientific Resolution Panels (SRPs)

  Department of Homeland Security·$2M to $5M

• Sentinel: Sentinel System 3.0 Data Hub / Data Partners IDIQ

  Department of Health and Human Services

• Sentinel: Sentinel System Data Platform BPA

  Department of Health and Human Services

• Sentinel: Sentinel System Studies Order

  Department of Health and Human Services

• Specialized Security Training (SST)

  Department of Homeland Security·Over $100M

• Supply Chain Risk Assessment Support Services

  Department of Homeland Security·$20M to $50M

• Technical Expertise and Coordination Support to the Integration Consortium of Laboratory Networks (ICLN)

  Department of Homeland Security·$1M to $2M

• WESU Sysemex

  Department of Health and Human Services

• WSSU Lab Analyzer PO (Siemens)

  Department of Health and Human Services

Top Buying Agencies

1. General Services Administration · FAS Furniture SY · 2 awards · $2M
2. Health and Human Services, Department of · Centers for Disease Control and Prevent · 1 awards · $234.4K
3. Health and Human Services, Department of · National · 1 awards · $202K
4. Interior, Department of the · Fws, SAT TEAM 2 · 1 awards · $30K

Top Contractors in NAICS 541690

Competitive landscape based on public award history — not AI-guessed competitors.

1. SIRONA STRATEGIES LLC · 1 awards · $1.5M
2. GSX, LLC · 1 awards · $500K
3. POLOLEI SOLUTIONS, LLC · 1 awards · $234.4K
4. Park Wall Technologies Ltd · 1 awards · $202K
5. RC Fish LLC · 1 awards · $30K

Recent Awards

• Park Wall Technologies Ltd · $202K · Health and Human Services, Department of · National · 2026-08-04
• RC Fish LLC · $30K · Interior, Department of the · Fws, SAT TEAM 2 · 2026-08-04
• POLOLEI SOLUTIONS, LLC · $234.4K · Health and Human Services, Department of · Centers for Disease Control and Prevent · 2026-07-13
• GSX, LLC · $500K · General Services Administration · FAS Furniture SY · 2026-05-22
• SIRONA STRATEGIES LLC · $1.5M · General Services Administration · FAS Furniture SY · 2026-04-28

Related NAICS

• 541611 — Administrative Management and General Management Consulting Services
• 541614 — Process, Physical Distribution, and Logistics Consulting Services
• 541620 — Environmental Consulting Services

Sources

Market spending and contractor rankings use public USAspending.gov awards when NAICS is present on warehouse rows, otherwise SAM.gov Award Notices in CaptureIQ’s shared catalog. Current opportunities use public SAM.gov and Grants.gov notices. Contractor names are awardees from those records only — not inferred competitors.

• USAspending.gov ↗
• SAM.gov ↗