NAICS 621511Federal ProcurementSBA SIZE: Varies by Industry

NAICS Classification 621511 Government Contracts

Federal contracting guide, active SAM.gov solicitations, small business size standards, and top purchasing agencies for NAICS code 621511.

SBA Size StandardVaries by IndustrySmall business threshold
Annual Federal SpendMulti-Million Dollar CategoryContract awards per year
Active Solicitations9 Live BidsCurrently open on SAM.gov
Primary BuyersDepartment of DefenseTop purchasing agency

Active SAM.gov Solicitations for NAICS 621511

9 Open Opportunities

Award Notice - Reference Lab Testing Services

Agency: DEPT OF DEFENSENotice ID: 36C24426D0122Location: Pittsburgh, PA, 15215, USA
NoneAward Notice

Award of a new, Firm-Fixed Price Indefinitely Deliver/Indefinite Quantity contract for Reference Laboratory Testing services that include pickup and transport of specimens to contractor’s laboratory; pre-analytic processing defined in contractor’s laboratory user’s manual; analysis, reporting analytic results, and consultation regarding selection, collection, transportation, and result interpretation.

Q301--CYTOPATHOLOGY AND NEXT GENERATION SEQUENCING TESTING SERVICES

Agency: DEPT OF DEFENSENotice ID: 36C24226Q0875Location: [object Object], [object Object], [object Object]
NoneAward Notice

Solicitation 36C24226Q0875 for Q301--CYTOPATHOLOGY AND NEXT GENERATION SEQUENCING TESTING SERVICES published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Blood Bank Sample Services

Agency: DEPT OF DEFENSENotice ID: 1333ND26QNB640414Location: Gaithersburg, MD, 20899, USA
NoneAward Notice

Healthy Leukopaks (250) and whole blood (250) NTE 500 combined and viral testing report 1 per sample. In accordance with the statement of work.

Q301-- New Lab Staffing Contract Fiscal Year 2027-Path & Lab

Agency: DEPT OF DEFENSENotice ID: 36C24926Q0334_1Location: [object Object], [object Object], [object Object]
NoneSolicitation

Solicitation 36C24926Q0334_1 for Q301-- New Lab Staffing Contract Fiscal Year 2027-Path & Lab published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Q301--New Reference Lab Testing | Legacy VISN 15

Agency: DEPT OF DEFENSENotice ID: 36C25526R0066Location: Legacy Veterans Integrated Service Network VISN 15, [object Object], [object Object], USA
NonePresolicitation

PRESOLICITATION NOTICE FOR REFERENCE LAB TESTING IN SUPPORT OF LEGACY VETERANS INTEGRATED SERVICE NETWORK (VISN 15). ESTIMATED SOLICITATION PUBLICATION DATE IS OCTOBER 14, 2026. The Department of Veterans Affairs, Veterans Integrated Services Network (VISN) 15, requires laboratory testing services. The Contractor shall be responsible for performing pre-analytic processing, analysis, and result interpretation for clinical and anatomical pathology specimens as requested by VA Medical Centers (VAMC) in VISN 15 geographic areas needed during the contract period. The contractor shall provide all personnel, transportation, equipment, supplies, facilities, supervision, other items and non-personal services necessary to provide/perform the supplies/services defined in this Performance Work Statement. The contractor assumes all liability risks for the work performed under the contract/order. The contractor must assume total liability for all contractor employees. Services shall include the transportation of clinical laboratory specimens to the Contractor s laboratory(s), performance of pre-analytical specimen processing support services, the performance of analytical testing as defined by the Contractor s reference test manual, the reporting of analytical test results, and consultative services as required to provide the full scope of its laboratory services to the ordering facility. The Contractor shall provide varying levels of support service depending on the unique characteristics presented by each Medical Center, Outpatient Clinic, or Health Care Center. Services to be furnished under this contract shall be ordered by issuance of a task order by the ordering activity for results to be delivered to the site designated on the task order and in accordance with standards, clauses and provisions of this document. 1. One Task Order will be issued for each location. 2. Participating Medical Centers: A. VA Medical Center, 800 Hospital Drive, Columbia, Missouri 65201-5275 B. VA Medical Center, 4801 Linwood Blvd, Kansas City, Missouri 64128-2226 C. VA Medical Center, 4101 S. 4th Street, Leavenworth, Kansas 66048-5014 D. VA Medical Center, 2401 West Main St., Marion, Illinois 62959-1188 E. VA Medical Center, 1500 N. Westwood Blvd., Poplar Bluff, Missouri 63901-3318 F. VA Medical Center, John Cochran Division, 915 N Grand Blvd, St. Louis, Missouri 63106-1621 G. VA Medical Center, 2200 Gage Blvd., Topeka, Kansas 66622-0001 H. VA Medical Center, 5500 East Kellogg, Wichita, Kansas 67218-1607 I. VA Health Care Center, 6211 E. Waterford Blvd., Evansville, Indiana 47715-2869 J. VA Medical Center, 1 Jefferson Barracks Drive, St. Louis, MO 63125-4181 K. VA Health Care Center, 711 South Mount Auburn Road, Cape Girardeau, Missouri 63703-6393 L. Vendors are advised that VA reorganization may necessitate adding additional locations to this contract in the future. Any such additions will be completed by bilateral modification.

Q301--New - CareDx Base + 4

Agency: DEPT OF DEFENSENotice ID: 36C25727Q0026Location: [object Object], [object Object], [object Object]
NoneSpecial Notice

DEPARTMENT OF VETERANS AFFAIRS Network Contracting Office 17 Notice of Intent to Sole Source | CareDx AlloMap Heart and AlloSure Heart Testing Services NOTICE OF INTENT TO SOLE SOURCE OPEN-MARKET COMMERCIAL SERVICES AlloMap Heart and AlloSure Heart Laboratory Testing Services Agency Department of Veterans Affairs Contracting Office Network Contracting Office 17 (NCO 17) Requiring Activity VA North Texas Health Care System (VANTHCS) Notice Type Special Notice Notice of Intent to Sole Source Posting Date October 5, 2026 Response Deadline October 15, 2026, at 4:00 p.m. Central Time Anticipated Award Date On or before June 2, 2027 NAICS 621511 Medical Laboratories PSC Q301 Medical Laboratory Testing Set-Aside None Place of Performance VA North Texas Health Care System, 4500 S. Lancaster Road, Dallas, TX 75216 Notice The Department of Veterans Affairs (VA), Network Contracting Office 17, intends to solicit and negotiate on a sole-source basis with CareDx, Inc., 8000 Marina Boulevard, Brisbane, California 94005, for commercial reference-laboratory testing services for the VA North Texas Health Care System. The contemplated action will be conducted as an open-market commercial-service acquisition under Revolutionary FAR Overhaul (RFO) FAR Part 12. The decision to restrict competition will be documented in accordance with RFO FAR 12.102. This notice is not a solicitation and does not constitute a request for quotations or proposals. A solicitation is not available through this notice. However, all responsible sources may submit a capability statement and, if desired, a quotation or proposal. The VA will consider each timely response before determining whether to proceed with the contemplated sole-source acquisition. Requirement The contractor shall provide AlloMap Heart and AlloSure Heart blood-testing services for Veteran heart-transplant patients. The services support noninvasive monitoring of transplant stability and potential rejection in conjunction with standard clinical assessment. Estimated annual volume: 10 AlloMap Heart tests and 10 AlloSure Heart tests. Quantities are estimates and do not guarantee a minimum number of tests. Provide all labor, testing, materials, equipment, specimen supplies, preservatives, requisition forms, special instructions, packaging guidance, and other resources necessary for performance. Provide training to VANTHCS personnel on specimen handling and packaging, and provide specimen collection through commercial laboratory or mobile-draw sites for selected assays when ordered through the contractor s portal. Perform testing within current published turnaround times and provide complete results, status support, technical consultation, and account support. Maintain all required licenses, certifications, and accreditations, including compliance with the Clinical Laboratory Improvement Amendments of 1988 (CLIA), applicable laboratory-accreditation requirements, privacy requirements, and VA information-security requirements. Provide services during the anticipated base period and four option periods shown below. Performance Period Dates Base Period June 3, 2027 June 2, 2028 Option Period 1 June 3, 2028 June 2, 2029 Option Period 2 June 3, 2029 June 2, 2030 Option Period 3 June 3, 2030 June 2, 2031 Option Period 4 June 3, 2031 June 2, 2032 Basis for Intended Source CareDx, Inc. has represented in a letter dated June 10, 2026, that it is the sole-source provider of AlloMap Heart and AlloSure Heart testing services. CareDx further represented that AlloMap Heart is the only heart gene-expression testing service available on the market and that HeartCare, which combines AlloMap Heart and AlloSure Heart, is the only combined heart gene-expression and donor-derived cell-free DNA testing service available on the market. Based on the proprietary nature of the required assays and the information currently available to VA, CareDx is the only source known to be capable of satisfying the requirement without substituting different tests or methodologies. Response Requirements An interested source must submit sufficient, specific, and verifiable information demonstrating its present ability to perform the complete requirement. Marketing literature or an unsupported statement of capability is not sufficient. The response shall include: Legal business name, physical address, point of contact, telephone number, email address, Unique Entity ID, CAGE code, and business size and socioeconomic status under NAICS 621511. Evidence that the respondent can furnish and perform both AlloMap Heart and AlloSure Heart testing services, including any license, ownership right, authorization, or enforceable agreement permitting the respondent to provide the proprietary assays for the entire contemplated period of performance. A point-by-point explanation of how the respondent will satisfy the attached Statement of Work, including estimated quantities, specimen supplies, collection support, handling and shipping, published turnaround times, result reporting, technical consultation, customer support, invoicing, records management, privacy, and information-security requirements. Copies or identifying information for current CLIA certification, applicable laboratory accreditation, licenses, and other required professional credentials. Identification of the laboratory location where each assay will be performed and disclosure of all proposed subcontractors or reference laboratories. Relevant past performance demonstrating successful performance of the same or substantially similar heart-transplant molecular testing services. Identification and technical support for any proposed alternative methodology, including clinical validation and a clear explanation of how the alternative meets every functional and clinical requirement without increasing risk, delay, or burden to Veteran patients or VA clinicians. Submission Instructions Responses are due no later than October 15, 2026, at 4:00 p.m. Central Time. Submit responses electronically to the Primary Point of Contact identified in the SAM.gov notice ([email protected]), please include CareDx AlloMap/AlloSure Heart Sole-Source Notice Response in the subject line. Responses shall be in Microsoft Word or searchable PDF format and should not exceed 10 pages, excluding licenses, certifications, and supporting technical validation. Clearly mark any proprietary information. The Government will not reimburse any costs incurred in preparing or submitting a response. Submission of a response does not create any right to an award and does not obligate the Government to issue a solicitation, conduct discussions, or award a contract. Government Determination The information received will be used solely to determine whether a competitive acquisition is feasible. A determination not to compete this proposed action, based on responses to this notice, is solely within the discretion of the Government. If no timely response demonstrates that another responsible source can satisfy the complete requirement, VA intends to solicit and negotiate only with CareDx, Inc.

MAMC Newborn Screening Services

Agency: DEPT OF DEFENSENotice ID: HT941026QE047Location: WA, 98431, USA
NoneCombined Synopsis/Solicitation

THIS NOTICE OF INTENT IS NOT A REQUEST FOR QUOTES. A DETERMINATION NOT TO COMPETE THE PROPOSED PROCUREMENT BASED UPON RESPONSES TO THIS NOTICE IS SOLELY WITHIN THE DISCRETION OF THE GOVERNMENT. Defense Health Agency Contracting Activity (DHACA), Healthcare Contracting Division (HCD) - West) hereby provides notice of its intent to award a sole-source, firm fixed service contract under RFO FAR 12.102-1 Simplified Procedures (See RFO FAR 12.102(b)) and Statutory Authority of 41 U.S.C. 1901 to Washington State Department of Health, 101 Israel RD SE Tumwater, WA 98501-5570 for Newborn Screening Services. Only one source can provide the services required under Washington State Statute RCW 70.83.020. This requirement is expected to be for an ordering period of five years. This requirement is for the procurement of Newborn Screening Services as required for Washington State Healthcare Facilities IAW Washington State Statute RCW 70.83.020. See attached redacted Justification and Approval for further details. THIS NOTICE OF INTENT IS NOT A REQUEST FOR COMPETITIVE QUOTES; no solicitation or RFQ will be forthcoming. Any firm that believes it can provide the stated services can provide supporting documents demonstrating their capabilities and certifications. Interested parties may identify their interest and capability to respond to this requirement no later than October 16, 2026 at 10:00 am Pacific Standard Time. All documents submitted will not be returned. Responses received may be used for future acquisitions. All interested parties shall submit clear and convincing documentation demonstrating their capabilities to satisfy the requirements. The capability documentation should include general information and technical background describing in detail the prospective contractor's capabilities and experience that will demonstrate the ability to support these requirements. Note: To be fully capable of fulfilling this requirement, the respondent must be authorized by the Washington State Statute RCW 70.83.020. Interested parties are encouraged to furnish information by email only with subject line stating - RESPONSE TO INTENT TO SOLE SOURCE FOR HT941026QE047. Information can be sent to Dylan Ford and George Rutt at [email protected] and [email protected]. No telephone or facsimile requests will be accepted. This procurement will be prepared in accordance with RFO FAR Part 12, using Simplified Acquisition Procedures. The Government will NOT be responsible for any costs incurred by interested parties in responding to this notice of intent. A determination to compete this requirement, based upon responses to this notice, is solely within the discretion of the Government. Information received will normally be considered solely for the purpose of determining whether to conduct a competitive procurement. Only written responses will be considered. As a result of analyzing responses to this notice of intent, the Government shall determine if a solicitation will be issued. Any prospective contractor must be registered in the System for Award Management (SAM) in order to be eligible for award.

NWI Offsite Pathology Services

Agency: DEPT OF DEFENSENotice ID: 36C26326R0063Location: NE, 68105, USA
NoneSolicitation

The Department of Veterans Affairs, Nebraska-Western Iowa Health Care System , has a requirement for medical laboratory, pathology and testing analysis services. The Contractor shall be responsible for performing pre-analytic processing as defined in its laboratory manual, analysis, and reporting of analytical results and interpretation for clinical and anatomical pathology specimens as requested by participating facilities (listed below) during the contract period. The contractor shall provide Pathology and Laboratory Medicine Services, on a scheduled basis, in accordance with the specifications, terms and conditions herein. VA will be responsible for specimen collection, preparation, grossing (with the exception of, cytology specimens); global surgical pathology cases would require grossing by the contractor. The VA will accession histology and cytology cases, VistA accessioning, preservation and storage of final slides and blocks. All slides and blocks must be returned to the VA for permanent storage.

Q301--Reference Laboratory Testing

Agency: DEPT OF DEFENSENotice ID: 36C24227R0003Location: Department of Veterans Affairs Multiple VA Medical Centers, [object Object], [object Object], USA
NonePresolicitation

NO PROPOSALS OR QUOTATIONS ARE REQUESTED AT THIS TIME. THIS PRE-SOLICITATION NOTICE IS FOR INFORMATIONAL PURPOSES ONLY. THE FORMAL RFP WILL BE POSTED AT SAM.GOV UNDER THIS NOTICE NUMBER 36C24227R0003 ON OR ABOUT 10/07/2026. OFFERORS ARE ENCOURAGED TO MONITOR SAM.GOV FOR THE FORTHCOMING RFP AND SUPPORTING DOCUMENTATION. Brief Description of Services: The Department of Veterans Affairs (VA), Network Contracting Office (NCO) 2, on behalf of Veterans Integrated Service Network (VISN) 2 South, intends to issue an RFP - Requirements Contract for comprehensive Reference Laboratory and Esoteric Testing Services. The contract will serve the VA Medical Centers listed in Appendix A. The contractor must provide everything needed to perform all required reference and esoteric laboratory testing. This includes, but is not limited to: All personnel, labor, equipment, transportation, information technology, supplies, and supervision Routine and STAT pickup and transportation of specimens from multiple VA medical facilities to the contractor s laboratory Pre-analytic processing and preservation of samples Performance of laboratory analysis as specified in the contractor s test manual and relevant standards Timely electronic and hardcopy reporting of results to ordering VA facilities, with direct system interface to the VA VistA Laboratory Information System (LIS) Consultation regarding test selection, specimen collection, result interpretation, and specimen requirements Provision of all consumables for specimen collection, preservation, and transport Maintenance of all required certifications and accreditations Compliance with HIPAA and VA information security requirements A complete Statement of Work, with all details and requirements, will be included in the final solicitation. Locations of Service (Appendix A): James J. Peters VA Medical Center VA New Jersey Healthcare System VA Hudson Valley Healthcare System VA New York Harbor Healthcare System Northport VA Medical Center Set-Aside: Unrestricted, this is not Set-Aside. NAICS: 621511 Medical Laboratories

How to Win Federal Contracts under NAICS 621511

Federal buyers evaluate offerors under NAICS 621511 through a combination of verified technical capability, past performance relevance, and price reasonableness. Follow this proven pursuit framework:

1
Verify SBA Small Business Eligibility for NAICS 621511Confirm your business meets the SBA size standard of Varies by Industry in average annual revenue or employee headcount.
2
Register on SAM.gov with NAICS 621511Add NAICS 621511 to your active SAM.gov entity profile under Goods and Services to qualify for set-aside awards.
3
Review Live Solicitations & Section L & M InstructionsAnalyze current open notices below. Pay close attention to evaluation criteria (Best Value Tradeoff vs Lowest Price Technically Acceptable).
4
Generate Compliance Matrix & Draft Winning Proposal with BidGovAIUse BidGovAI to shred solicitation requirements, extract FAR compliance clauses, and draft evaluator-aligned technical proposal volumes.
Industry Bidding Strategy:

Check the solicitation Section L & M instructions and ensure SAM.gov registration is active.

Top Federal Buyers for NAICS 621511

Department of DefenseMajor purchaser of NAICS Classification 621511
Active Buyer →
General Services AdministrationMajor purchaser of NAICS Classification 621511
Active Buyer →
Department of Veterans AffairsMajor purchaser of NAICS Classification 621511
Active Buyer →

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Frequently Asked Questions About NAICS 621511

What is NAICS code 621511?

NAICS code 621511 is a standard North American Industry Classification System code used by federal contracting officers to categorize solicitations and establish small business size standards.

How do I bid on NAICS 621511 contracts?

To bid on NAICS 621511 opportunities, ensure your entity is registered on SAM.gov with NAICS 621511 listed in your assertions, and submit a compliant offer in response to the active solicitation.