samsearch
    Platform
    01InfluenceShape the requirement before it's on your competitor's radar.
    Signal
    Recompete window opens in 42 days
    Facilities maintenance IDIQ$8.4M
    Forecast
    Agency spend up 18% next FY
    DoD facilitiesQ3 window
    02CaptureFind and qualify the work across every market.
    Federal91%
    Network engineering support — GSA MAS
    GSA541512
    SLED88%
    Custodial services — Fairfax County Public Schools
    K-12561720
    DIBBS79%
    Aircraft hydraulic fitting — DLA Aviation
    DLANSN 5330
    03AnalyzeExtract requirements and build the compliance matrix.
    Compliance matrix
    L.2.1Technical approachVol I
    L.3.4Staffing planVol I
    M.1Past performanceEvaluated
    SOW breakdown
    Requirements extracted38
    Mapped to Section L/M38
    Every extractionCited
    Ask Sammy
    “Do we meet the small business set-aside?”
    04ManageRun the pursuit through to award.
    Pipeline
    QualifyFacilities support · USACE
    CaptureComms upgrade · DLA
    ProposalShipyard dredging · NAVSEA
    PriyaAlex
    This week
    Submit past performance refsThu
    Confirm subK teamingFri
    Upload SF 33Mon
    05RespondDraft and submit your response.
    Drafting · Volume I
    247 words
    RFI response
    CompanyAcme Robotics LLC
    UEIJK4M8…
    Capability narrativeDrafted
    06FinanceGet paid faster on what you win.
    Capital available
    $2.4M against your award
    Facilities maintenance IDIQAwarded
    Partner matched
    LenderFederal Capital Partners
    Draw available$2.4M
    UnderwritingCleared
    The platform
    Influence
    Capture
    Analyze
    Manage
    Respond
    Finance
    One pipeline, six stages, start to award.
    See the whole platform
    Solutions
    By industry
    Tech & softwareSoftware and SaaS companies entering GovCon.Defense contractorsPrimes and subs in the defense industrial base.ConstructionBuilders bidding federal, state, and local work.CybersecuritySecurity vendors pursuing federal mandates.
    By team
    Capture managers & BDPipeline, qualification, and win strategy.Proposal teamsCompliance matrices and proposal drafting.Subcontractors & primesTeaming, subcontracting, and partner fit.
    By company size
    Small businessesSet-aside and small business contractors.EnterpriseLarge contractors running multiple pursuits.ConsultantsAdvisors and capture consultants.
    Browse all industries
    CustomersPricing
    ResourcesNew
    Learn
    AcademyCourses, guides, and playbooks.WebinarsLive sessions and recordings.DocsProduct documentation and setup guides.Implementation planOperational rollout guidance.
    Tools & data
    Free GovCon toolsCalculators, lookups, and more.Gov ExploreContracts, agencies, and NAICS codes.GovCon eventsConferences, training, and set-aside events.
    Latest blogIntroducing the New SamSearch: The Operating System for Government ContractingSamSearch has a new brand, a new site, and a new way of explaining what the platform actually does — the operating system for government contracting, organized around six stages instead of a single search box. Here's what changed and why.Read the post →
    All resources and tools
    Sign inRequest a demo
    /

    SamSearch Platform

    Stop searching. Start winning.

    AI-powered intelligence for the right opportunities, the right leads, and the right time.

    Book a Demo
    samsearch

    The Complete AI Platform for Government Contracting

    Platform
    • Product
    • Pricing
    • ROI calculator
    • Integrations
    • Changelog
    Solutions
    • Solutions
    • Customers
    • Comparisons
    • Market watch
    Resources
    • Blog
    • Free GovCon tools
    • Glossary
    • Docs
    Company
    • API & partnerships
    • Careers
    • Support
    • Compliance
    • Trust centre
    • Contact
    Recognised & verified
    SOC 2 Type II Compliant, SamSearchAWS Partner - Advanced, SamSearch on AWS MarketplaceGartner Peer Insights Customer First, SamSearch
    Ask AI about samsearch
    Ask ChatGPTAsk ClaudeAsk Perplexity
    Follow

    © 2026 samsearch. All rights reserved.

    Terms of usePrivacy policy
    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /541620

    NAICS Demand Lane

    Environmental Consulting Services, Contract Opportunities

    5,373 total opportunities (5,373 active) tied to NAICS 541620 across federal, state, local, and forecast sources.
    NAICS 541620Federal + SLED5.4K total
    View NAICS definition →
    Total Opportunities
    5.4K
    Across all indexed sources
    Active Estimate
    5.4K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 541620.

    DEPARTMENT OF AGRICULTURE

    GAS CYLINDERS - REMOVE, TRANSPORT, DISPOSE

    Active

    AI Summary

    The USDA requires contractor services to safely remove, transport, and dispose of three compressed gas cylinders with unknown contents. This opportunity is set aside for Service-Disabled Veteran-Owned Small Businesses and is issued as a Request for Quotation. Interested parties should provide expertise in hazardous was…

    DC

    Posted Sep 14, 2026Due Sep 23, 2026Combined Synopsis/SolicitationNAICS 541620Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: Solicitation1232SA26Q1502
    View details→

    DEPARTMENT OF AGRICULTURE

    GAS CYLINDERS - REMOVE, TRANSPORT, AND DISPOSE

    Active

    AI Summary

    The USDA requires contractor services to safely remove, transport, and dispose of three compressed gas cylinders with unknown contents. This opportunity is set aside for Service-Disabled Veteran-Owned Small Businesses and is issued as a Request for Quotation. Bidders must provide expertise in hazardous waste disposal a…

    DC

    Posted Sep 14, 2026Due Sep 18, 2026Combined Synopsis/SolicitationNAICS 541620Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: Solicitation12318726Q1502
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    AIR EMISSIONS INVENTORY & COMPLIANCE ASSESSMENT

    Active

    AI Summary

    The Department of Veterans Affairs is seeking proposals for an Air Emissions Inventory and Compliance Assessment for the VA Northern Indiana Health Care System. Offers are due by September 23, 2026, with questions due by September 17, 2026. This procurement will be a firm fixed price contract conducted under FAR Part 1…

    OH

    Posted Sep 14, 2026Due Sep 23, 2026SolicitationNAICS 541620Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C25026Q0982
    View details→

    NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

    VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY (VDEQ) TECHNICAL REVIEW AND REGULATORY OVERSIGHT OF THE WFF FUDS PROGRAM

    Active

    AI Summary

    NASA/NSSC is seeking technical review and regulatory oversight services for the Virginia Department of Environmental Quality's WFF FUDS Program. This opportunity is a sole source contract with the Virginia Department of Environmental Quality, and interested vendors must submit their capabilities by September 16, 2026. …

    MS

    Posted Sep 11, 2026Due Sep 16, 2026Special NoticeNAICS 541620Sol: 80NSSC26944663Q
    View details→

    DEPARTMENT OF AGRICULTURE

    CONFINED SPACE ASSESSMENT - BELTSVILLE MD

    Active

    AI Summary

    The Department of Agriculture is seeking quotations for a confined space assessment in Beltsville, MD. This opportunity is set aside for small businesses and is issued as a Request for Quotation (RFQ). Interested parties should monitor the posting for updates.

    MD

    Posted Sep 11, 2026Due Sep 22, 2026Combined Synopsis/SolicitationNAICS 541620Total Small Business Set-Aside (FAR 19.5)Sol: 1232SA26Q1492
    View details→

    DEPARTMENT OF AGRICULTURE

    IRON CANYON HERITAGE SURVEYS ON THE SHASTA-TRINITY NATIONAL FOREST

    Active

    AI Summary

    The USDA Forest Service is issuing a notice for Iron Canyon Heritage Surveys on the Shasta-Trinity National Forest. This opportunity is a competitive BPA Call Order under the LMIR BPA, restricted to approved companies. Interested parties can find more details on SAM.gov using solicitation number 12363N23Q4023.

    GA

    Posted Sep 11, 2026Due Sep 26, 2026Special NoticeNAICS 541620Total Small Business Set-Aside (FAR 19.5)Sol: 12444826Q0033
    View details→

    DEPARTMENT OF AGRICULTURE

    NRCS LOCAL DATA COLLECTION CENTRAL VALLEY, CENTRAL SIERRA, CA

    Active

    AI Summary

    This opportunity is a Request for Quotation (RFQ) for NRCS Local Data Collection in Central Valley and Central Sierra, CA. It is set-aside for small businesses, with a due date for quotes on September 15, 2026. Amendment 0001 updates the RFQ and includes wage determinations. All responsible sources may submit a quotati…

    DC

    Posted Sep 11, 2026Due Sep 15, 2026Combined Synopsis/SolicitationNAICS 541620Total Small Business Set-Aside (FAR 19.5)Sol: 12FPC426Q0075
    View details→

    DEPARTMENT OF THE INTERIOR

    F--PINE RIDGE ENVIRONMENTAL ASSESSMENT FOR GREAT PLAI

    Active

    AI Summary

    The Department of the Interior, Bureau of Indian Affairs, is seeking proposals for an environmental assessment at Pine Ridge for the Great Plains Region. This opportunity is classified under NAICS code 541620 and is a service-based solicitation. Interested bidders should prepare to submit their proposals by the specifi…

    CA

    Posted Sep 11, 2026Due Sep 16, 2026Combined Synopsis/SolicitationNAICS 541620Indian Small Business Economic Enterprise (ISBEE) Set-Aside (specific to Department of Interior and Indian Health Services)Sol: 140A0126Q0049
    View details→

    DEPARTMENT OF THE INTERIOR

    B--ONYX RANCH SVRA PROJECT

    Active

    AI Summary

    The US Geological Survey is soliciting quotes for advanced statistical modeling and assistance for the Onyx Ranch State Vehicle Recreation Area. This RFQ requires technical qualifications and experience documentation. The deadline for submissions is September 17, 2026, at 1500 PST. Interested parties must provide a fir…

    CA

    Posted Sep 11, 2026Due Sep 17, 2026SolicitationNAICS 541620Sol: 140G0326Q0218
    View details→

    DEPARTMENT OF THE INTERIOR

    ALASKA MARMOT SURVEY

    Active

    AI Summary

    The Department of the Interior, Bureau of Land Management is soliciting proposals for an Alaska marmot survey. This opportunity focuses on wildlife survey services and aims to assess the population and habitat of marmots in Alaska. Interested bidders should prepare to submit their proposals in response to this RFP.

    AK

    Posted Sep 11, 2026Due Sep 16, 2026SolicitationNAICS 541620Sol: 140L6326Q0021
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    1,947
    sled
    3,316
    forecast
    110

    Related NAICS Codes

    • 54, Professional, Scientific, and Technical Services→
    • 541, Professional, Scientific, and Technical Services→
    • 5411, Legal Services→
    • 54111, Offices of Lawyers→
    • 541110, Offices of Lawyers→
    • 54112, Offices of Notaries→
    • 541120, Offices of Notaries→
    • 54119, Other Legal Services→
    • 541191, Title Abstract and Settlement Offices →
    • 541199, All Other Legal Services →

    Explore

    • 541620 Definition→
    • Browse NAICS Codes→
    • PSC Contract Lanes→
    • AI Contract Categories→
    • Browse by Agency→
    • Browse by State→

    About NAICS 541620

    This industry comprises establishments primarily engaged in providing advice and assistance to businesses and other organizations on environmental issues, such as environmental impact assessments, remediation, and compliance with environmental regulations.

    Read the full NAICS definition →