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, SamSearch4.9RATED ON G2
    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. /212399

    NAICS Demand Lane

    All Other Nonmetallic Mineral Mining, Contract Opportunities

    75 total opportunities (75 active) tied to NAICS 212399 across federal, state, local, and forecast sources.
    NAICS 212399Federal + SLED75 total
    View NAICS definition →
    Total Opportunities
    75
    Across all indexed sources
    Active Estimate
    75
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    SLED solicitations AI-tagged to NAICS 212399.

    Middletown city

    26-0262-09 Calcium Quicklime

    Active

    AI Summary

    Middletown City, Ohio is seeking proposals for the supply of Calcium Quicklime under RFP 26-0262-09, due by October 26, 2026.

    Middletown city · Ohio

    Posted Oct 5, 2026Due Oct 26, 2026rfpNAICS 212399Sol: 50
    View details→

    City of Findlay

    1

    Archived

    AI Summary

    City of Findlay requests proposals for bulk pebble lime supply for 2027 with bond or payment guarantees required.

    City of Findlay · Ohio

    Posted Sep 17, 2026Due Oct 1, 2026RFPNAICS 212399Sol: 49110
    View details→

    City of Shreveport

    Purchase High Calcium Quick Lime for the Sludge Farm Facility

    Active

    AI Summary

    City of Shreveport seeks bids for 6500 tons of high calcium quick lime for its sludge farm facility. Bids due by October 8, 2026. Delivery to Shreveport, Louisiana.

    City of Shreveport · Louisiana

    Posted Sep 16, 2026Due Oct 20, 2026IFB - Invitation for Bid (Formal)NAICS 212399Sol: 9688056006
    View details→

    State of Nevada

    De-Icing Sand & Cinders District 3 Elko/Ely

    Archived

    AI Summary

    The State of Nevada seeks bids for a one-year contract to supply de-icing sand and cinders for winter road maintenance by the Department of Transportation.

    State of Nevada · Nevada

    Posted Sep 11, 2026Due Invalid DateBidNAICS 212399Sol: f4bc46c9-006a-442d-a503-d50f81759a2a
    View details→

    Department of Transportation

    De-Icing Sand & Cinders District 3 Elko/Ely

    Archived

    AI Summary

    Nevada DOT seeks bids for a one-year contract supplying de-icing sand and cinders for winter road maintenance in District 3 (Elko/Ely). Vendors must submit questions by Sept 16, 2026, and bids by Sept 30, 2026.

    Department of Transportation · Nevada

    Posted Sep 9, 2026Due Invalid DateBidNAICS 212399Sol: 18c9323c-7f09-4a36-a97b-b6b069781661
    View details→

    Nevada

    De-Icing Sand & Cinders District 3 Elko/Ely

    Archived

    AI Summary

    Nevada DOT seeks competitive pricing for a one-year contract supplying de-icing sand and cinders for winter road maintenance in District 3 Elko/Ely area.

    Nevada · Nevada

    Posted Sep 9, 2026Due Sep 30, 2026NAICS 212399Sol: 80DOT-S4003
    View details→

    Steuben County

    Ice Control Sand

    Archived

    AI Summary

    Steuben County, NY is soliciting proposals for the supply of ice control sand for winter road maintenance. The RFP closes on September 22, 2026.

    Steuben County · New York

    Posted Sep 3, 2026Due Sep 22, 2026rfpNAICS 212399Sol: 489
    View details→

    CITY OF ASHEVILLE

    Boulders

    Archived

    AI Summary

    Opportunity to supply boulders for the City of Asheville, North Carolina, due September 17, 2026.

    north carolina · north carolina

    Posted Aug 31, 2026Due Sep 17, 2026NAICS 212399Sol: 320da353-7fa5-f111-b8de-001dd80bcb64
    View details→

    City of Tampa

    Silica Microsand, .130mm to .150mm. It shall be used for coagulation and flocculation in the surface water process for removal of organic color and turbidity

    Archived

    AI Summary

    City of Tampa seeks quotes for Silica Microsand (.130mm to .150mm) used in water treatment for coagulation and flocculation to remove organic color and turbidity. Material must meet specific quality standards and comply with regulations. Quotes due by September 6, 2026.

    City of Tampa · Florida

    Posted Aug 31, 2026Due Sep 6, 2026Request For QuotationNAICS 212399Sol: 298757
    View details→

    NAT

    Shoreline Management Sand

    Archived

    AI Summary

    RFP for supplying sand for shoreline management and coastal protection in Delaware, due September 28, 2026.

    Delaware · Delaware

    Posted Aug 31, 2026Due Sep 28, 2026rfpNAICS 212399Sol: NAT27310-SAND
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    0
    sled
    75
    forecast
    0

    Related NAICS Codes

    • 21, Mining, Quarrying, and Oil and Gas Extraction→
    • 211, Oil and Gas Extraction→
    • 2111, Oil and Gas Extraction→
    • 21111, Oil and Gas Extraction→
    • 211111, Crude Petroleum and Natural Gas Extraction→
    • 211112, Natural Gas Liquid Extraction→
    • 21112, Crude Petroleum Extraction→
    • 211120, Crude Petroleum Extraction→
    • 21113, Natural Gas Extraction→
    • 211130, Natural Gas Extraction→

    Explore

    • 212399 Definition→
    • Browse NAICS Codes→
    • PSC Contract Lanes→
    • AI Contract Categories→
    • Browse by Agency→
    • Browse by State→

    About NAICS 212399

    All Other Nonmetallic Mineral Mining

    Read the full NAICS definition →