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
    ← Back to NAICS AI Search

    621991 - Blood and Organ Banks

    The healthcare industry relies heavily on specialized sectors to provide critical services that save and improve lives. One such pivotal sector is covered under NAICS code 621991, which represents Blood and Organ Banks. This industry plays a vital role in collecting, testing, processing, and distributing blood and organ donations for medical use, making it essential for medical treatments such as transfusions and organ transplants.

    What is NAICS Code 621991?

    NAICS Code 621991 encompasses establishments primarily engaged in the collection, testing, processing, and distribution of blood, organs, and other human biological materials for therapeutic and clinical use. These businesses ensure that blood and organs supplied to hospitals and healthcare providers are safe, viable, and ready for patient administration.

    Key Characteristics of NAICS Code 621991

    • Focus on medical use of human biological materials
    • Strict adherence to safety and regulatory standards
    • Vital contribution to healthcare and transplantation industries

    Sector: Health Care and Social Assistance

    NAICS 621991 falls under the broader Health Care and Social Assistance sector. This sector includes a range of healthcare service providers dedicated to improving patient health outcomes and supporting social welfare.

    Typical Business Activities Under NAICS 621991

    Organizations classified under this code are involved in important activities such as:

    • Collecting blood, plasma, and organs from donors
    • Testing and processing donations to ensure safety and quality
    • Distributing blood products, organs, and other human biological materials to hospitals and patients
    • Storing and preserving biological materials such as sperm, embryos, and placentas

    Size Standards for NAICS Code 621991

    For government contracting and eligibility purposes, businesses under NAICS 621991 have a size standard of $40 million in average annual receipts. This threshold determines whether a company qualifies as a small business within this industry for various federal programs.

    Examples of Businesses Operating Under NAICS Code 621991

    • Blood Donation Centers: Facilities that collect and process blood donations for transfusions.
    • Organ Procurement Organizations: Nonprofits responsible for organ donation coordination and distribution.
    • Tissue Banks: Organizations that collect, process, and store human tissues for medical use.
    • Sperm Banks and Embryo Storage Services: Facilities that preserve reproductive materials for future use.

    NAICS Code 621991 – Detailed Code Description Table

    Code Detail Description
    Blood banks Establishments collecting and supplying blood
    Blood donor stations Temporary or permanent centers collecting blood
    Eye banks Organizations managing donation and use of corneas
    Human egg or ova banks Facilities preserving eggs for fertility treatments
    Human embryo storage services Services for storing frozen embryos
    Organ banks, body Organizations coordinating organ donations
    Organ donor centers, body Centers facilitating organ donor programs
    Placenta banks Facilities storing placental tissues
    Plasma collection services Services collecting plasma from donors
    Plasmapheresis centers Centers performing plasma exchange procedures
    Sperm banks, human Facilities collecting and preserving sperm

    Frequently Asked Questions (FAQ)

    What does NAICS code 621991 cover?

    NAICS 621991 includes establishments engaged in collecting, testing, processing, and distributing blood and organ donations for medical use.

    What sector does this NAICS code belong to?

    This code is part of the Health Care and Social Assistance sector.

    What are typical business activities under this NAICS code?

    Typical activities include blood donation, organ procurement, tissue banking, and reproductive material preservation.

    What is the small business size standard for NAICS 621991?

    The size standard is $40 million in average annual receipts.

    Can a blood donation center qualify for government contracting as a small business under this code?

    Yes, if the company’s average annual receipts do not exceed $40 million, it qualifies as a small business under NAICS 621991.


    The blood and organ banks industry represented by NAICS code 621991 is a cornerstone of modern medicine, ensuring the life-saving supply chains of blood and organs are maintained securely and efficiently. If you operate in this space or plan to enter, understanding this NAICS classification can help you tap into relevant business opportunities, especially in government contracting.

    For more insights on NAICS codes and industry-specific guidance, keep following our blog!

    View Active Opportunities for NAICS 621991

    See current federal, state, and local government contracts using this NAICS code.

    Browse 621991 Opportunities →
    ← Back to NAICS Browser

    Explore More NAICS Codes:

    • 33111 - Iron and Steel Mills and Ferroalloy Manufacturing
    • 325193 - Ethyl Alcohol Manufacturing
    • 331511 - Iron Foundries
    • 111920 - Cotton Farming
    • 1113 - Fruit and Tree Nut Farming

    What Our Customers Say

    Join hundreds of government contractors who have transformed their business with SamSearch

    “SamSearch has been a lifesaver for our business. As a govCon consultant helping small businesses win contracts, this tool is all I need to find the right requirements at every level of government. After experimenting with the product, I've discovered features I didn't even know existed. It's affordable, and it's the best on the market.”
    NikkiCEO, TSBA | Ex US Navy and US Air Force
    “I was blown away by the 2.0 update. I didn't think they could improve the platform any further, but they did. It's more user-friendly and efficient than ever before.”
    Bobby HughesBusiness Owner, BH Consulting LLC
    “I'm a strategy and growth consultant helping small businesses break into SLED and grow. With 25 years in the AEC industry (BD, marketing, proposals) and APMP certification, I left corporate consulting to start my own firm. This tool is a game changer.”
    Amanda CerchiaraStrategy & Growth Consultant, Independent
    “Best way to find Government Contracts.”
    Jonathan SeifertDirector of Partnerships, Easy Llama
    “We use the software and it's been great! All of our government contracting operations are through SamSearch.”
    Jennifer RosiekFounder & CEO, APB Services
    “It keeps me engaged and interested in what I'm looking for, unlike the cumbersome process on other platforms.”
    Andrew RiceSenior Oversight @ Lyft and Partner & Vice President, Groundbreaking Construction

    Close More Government Opportunities Today

    Get Started Now
    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