Contract opportunities: NAICS 541620
54 open contract opportunities are listed under NAICS code 541620.
This board is updated daily from SAM.gov’s official extract and covers through the previous day (postings through 2026-08-29). Contracts are free to browse and are not part of member fit-scoring, alerts, or the Tuesday digest — those cover grants. Every notice links its official SAM.gov listing; verify details there before responding. “Open” means the response deadline has not passed, or the notice posted within the last 90 days when no deadline is given.
- FCRHC Medical Gas Evaluation and Inspection Services
- B--DRY FORK BLACKFOOT EDNA SAMPLING
- Notice of Intent NECSAS
- GIMC - Air Quality Testing
- Hazardous Building Material Survey, Edward MacDowell Lake, Peterborough, NH
- B--ONYX RANCH SVRA PROJECT
- B--Sampling and Analyzing of Benthic Macroinvertebrat
- B--INVESTIGATION OF POLYFLUOROALKYL AT FWS GREAT SWA
- USAG-S Environmental Compliance Lab Support
- B--WV-ESFO-BUMBLE BEE STUDY
- PKA - Gas Leak Detection - Travis AFB
- Materials Laboratory Spill Cleanup
- Natural Resource Technical Services Throughout the Naval Facilities Engineering Systems Command (NAVFAC) Pacific Area of Responsibility
- B--Programmatic Environmental Assessments (PEA) for G
- Notice of Intent to Sole Source
- Fuel Release Response
- B--ACQ-PRINEVILLE BATTLE CREEK CULTURAL RES
- R--STANLEY CREEK CULTURAL SURVEY PHASE 2
- Woods Hole Campus Asbestos Survey
- B--Cultural Monitor for Steamboat Rock stabilization
- Consulting Flood Hydrologist Services for the U.S. Federal Energy Regulatory Commission
- F--YELL WASTEWATER GROUNDWATER MONITORING
- WSMR SHIST DOPAA and Environmental Assessment
- B502--NRM SERVICE - 528A8-18-801 - AIR MONITOR CARDIAC CATH & VIR - FY27 NRM
- CONTRACT ARCHAEOLOGICAL INV. CRAWFORD
- AST & Transformer Inspections
- F--EO 14398 Aquatic Vegetation and Algae Control Services for Flathead Indian Irrigation Project (FIIP)
- F--VT-MISSISQUOI NWR-INVASIVE TREATMENT
- F--AERIAL PHRAGMITES TREATMENT FOR CAPE HATTERAS NATI
- AST Inspections and Certifications
- USAG-S NEPA Conservation Services
- International Institute of Tropical Forestry (IITF) Logistics Planning Support
- VA-DIOMA PERNAMBUCCO FEASIBLILITY STUDY
- MINUTE MAN NHP - PRE-DEMO HAZMAT SURVEY
- Phase I Environmental Site Assessment for GPRO
- Sulphur Ranger District Green Ridge Water Augmentation
- FY26 Native American Lands Environmental Mitigation Program (NALEMP) Technical Support, Field Level Support, and Logistical Support
- MI SHIAWASSEE NWR ETHNOGRAPHIC ASSESSMENT
- R--MCFO FUELS CULTURAL
- San Francisco Deep Ocean Disposal Site (SF-DODS) 2027-2029 Benthic Monitoring Cruise and Research Vessel
- Notice of Intent to Award a BPA Call Order against The Land Management Integrated Resources BPA (LMIR) - Mark Twain N.F.
- B--Beaver Rim Paleontological Survey
- B--OR-ARD-MGRT BIRDS & ST PRGMS-SRA PH 2
- F--ROCK CANYON-CLASS III CULTURAL INVENTORY
- B--AK-DIV OF REALTY NAT RES-PHASE 1 ESA AKM
- Boeing - Santa Susana Field Laboratory
- H346--Legionella Water Testing
- UFO PCWR BIOLOGICAL SURVEY PHASE 1
- USDA Forest Service Land Management Integrated Resources (LMIR) BPA Call RFQ EIS Support for Land Management Plans Revisions
- F--REAC task order 68HERL26F0148
- USDA Forest Service Land Management Integrated Resources (LMIR) BPA Call RFQ Programmatic LMP Amendment Support for Eastside Screens
- R--Technical Support for Assessment and Watershed Protection-3
- D--RIVERWARE SUPPORT
- JOFOC Bridge Extension for R3 START VI 68HE0320D0003
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