NAICS 621512Federal ProcurementSBA SIZE: Varies by Industry

NAICS Classification 621512 Government Contracts

Federal contracting guide, active SAM.gov solicitations, small business size standards, and top purchasing agencies for NAICS code 621512.

SBA Size StandardVaries by IndustrySmall business threshold
Annual Federal SpendMulti-Million Dollar CategoryContract awards per year
Active Solicitations8 Live BidsCurrently open on SAM.gov
Primary BuyersDepartment of DefenseTop purchasing agency

Active SAM.gov Solicitations for NAICS 621512

8 Open Opportunities

Q522--CTX Mobile Austin MRI Lease

Agency: DEPT OF DEFENSENotice ID: 36C25726P0827Location: Austin, TX, 78744, USA
NoneAward Notice

Solicitation 36C25726P0827 for Q522--CTX Mobile Austin MRI Lease published by DEPT OF DEFENSE. Contractors must submit responses conforming to the requirements in the official SAM.gov solicitation notice and associated attachments.

Q522--Locum - Med Physicist - 10SG LLC - 621 1-YR ER 11-1-26 to 10-31-27

Agency: DEPT OF DEFENSENotice ID: 36C24926Q0380Location: [object Object], [object Object], [object Object]
NoneAward Notice

Description of Requirement: The Contractor shall furnish all personnel to provide services necessary to perform onsite Medical Physicist Services to eligible beneficiaries of the Department of Veterans Affairs Medical Center, James H. Quillen VA Medical Center (hereinafter referred to as VAMC). The current need for on-site services is primarily for vacation coverage however; the need may change over the term of the contract to include full-time on-site coverage. All VHA Radiation Oncology Services are accredited by a nationally recognized accrediting body contracted through the National Radiation Oncology Program (NROP). As such any Contractor providing on-site radiation oncology services must adhere to all the policies and procedures; practice standards, guidelines, patient care operations; patient safety; quality assurance and quality management of radiotherapy planning, equipment, and delivery; and continuous quality improvement initiatives promulgated by the American College of Radiology, American Society for Radiation Oncology and American Association for Physicist in Medicine. Place of Performance: Services shall be provided on site in Radiation Oncology Service, James H. Quillen VA Medical Center, Corner of Lamont & Veterans Way, Mountain Home TN 37684.

Q522--Locum - Med Physicist - 10SG LLC - 621 1-YR ER 11-1-26 to 10-31-27

Agency: DEPT OF DEFENSENotice ID: 36C24926Q0380Location: [object Object], [object Object], [object Object]
NoneAward Notice

Description of Requirement: The Contractor shall furnish all personnel to provide services necessary to perform onsite Medical Physicist Services to eligible beneficiaries of the Department of Veterans Affairs Medical Center, James H. Quillen VA Medical Center (hereinafter referred to as VAMC). The current need for on-site services is primarily for vacation coverage however; the need may change over the term of the contract to include full-time on-site coverage. All VHA Radiation Oncology Services are accredited by a nationally recognized accrediting body contracted through the National Radiation Oncology Program (NROP). As such any Contractor providing on-site radiation oncology services must adhere to all the policies and procedures; practice standards, guidelines, patient care operations; patient safety; quality assurance and quality management of radiotherapy planning, equipment, and delivery; and continuous quality improvement initiatives promulgated by the American College of Radiology, American Society for Radiation Oncology and American Association for Physicist in Medicine. Place of Performance: Services shall be provided on site in Radiation Oncology Service, James H. Quillen VA Medical Center, Corner of Lamont & Veterans Way, Mountain Home TN 37684.

3D Image Reconstruction and Case Planning Services

Agency: DEPT OF DEFENSENotice ID: 36C24826Q1057Location: Gainesville, FL, 32610, USA
NoneSolicitation

The contractor shall provide services necessary to perform off-site Three Dimensional (3D) Image Reconstruction and Case Planning Services to eligible beneficiaries of North Florida/South Georgia VA Healthcare system, Malcom Randall VA Medical Center (hereinafter referred to as VAMC) off-site at the contractor’s facility. The specific services to be performed include the acquisition, upload and assessment of quality of digital Computerized Tomography (CT) Scan images, multiplanar reformatting of digital data, and production of a 3D reconstruction tool for use in case planning for endovascular procedures. The contractor shall provide 3D Image Reconstruction and Case Planning services in accordance with the Performance Work Statement (PWS).

ICE TELERADIOLOGY SERVICES

Agency: DEPT OF DEFENSENotice ID: 70CDCR26R00000016Location: Los Fresnos, TX, USA
NoneSolicitation

This solicitation is for teleradiology services for the Immigration and Customs Enforcement (ICE) Health Service Corps (IHSC) in accordance with the terms outlined in sections A-M of this request for proposal (RFP), including all attachments (see section J). Amendment A0001 - The purpose of Amendment A0001 is to extend the proposal submission due date to 12:00 pm Central Time (CT), July 21, 2026. Amendment A0002 - The purpose of Amendment A0002 is to extend the proposal submission due date to 12:00 pm Central Time (CT), August 7, 2026. Amendment A0003 - The purpose of Amendment A0003 is to extend the proposal submission due date to 12:00 pm Central Time (CT), September 4, 2026. Amendment A0004 - The purpose of Amendment A0004 is to extend the proposal submission due date to 12:00 pm Central Time (CT), October 7, 2026. Amendment A0005 - The purpose of Amendment A0005 is to extend the proposal submission due date to 12:00 pm Central Time (CT), November 6, 2026 and attach the Standard Form 30s (SF30s) for amendments A0003 and A0004 as they were erroneously omitted.

Bemidji Area Wide Teleradiology Services for Diagnostic Interpretation of Radiologic Studies

Agency: DEPT OF DEFENSENotice ID: 75H70527R00001Location: Bemidji, MN, 56601, USA
NoneSolicitation

Bemidji Area Wide Teleradiology Services for Diagnostic Interpretation of Radiologic Studies at the Red Lake Service Unit and Cass Lake Service Unit. This will be awarded as a Firm Fixed Price, IDIQ, Base plus 4 One Year Options. **This is set aside for 100% Small Business** This RFP closes on 11/13/2026@ 1:00 pm CT.

R499--Small Business Event | 2026 National Veterans Small Business Engagement | Cleveland Ohio Dec 8-9 | Amendment 13

Agency: DEPT OF DEFENSENotice ID: 36U10126Q0023Location: [object Object], [object Object], [object Object]
NoneSources Sought

1. PURPOSE: This amendment is being issued to reference an additional industry NAICS code that is closely associated with the specific communities of interest (COI), as a means of overcoming a functional limitation of SAM.gov, and maximize the reach of this announcement. All other information remains unchanged by this amendment.

How to Win Federal Contracts under NAICS 621512

Federal buyers evaluate offerors under NAICS 621512 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 621512Confirm 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 621512Add NAICS 621512 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 621512

Department of DefenseMajor purchaser of NAICS Classification 621512
Active Buyer →
General Services AdministrationMajor purchaser of NAICS Classification 621512
Active Buyer →
Department of Veterans AffairsMajor purchaser of NAICS Classification 621512
Active Buyer →

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Frequently Asked Questions About NAICS 621512

What is NAICS code 621512?

NAICS code 621512 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 621512 contracts?

To bid on NAICS 621512 opportunities, ensure your entity is registered on SAM.gov with NAICS 621512 listed in your assertions, and submit a compliant offer in response to the active solicitation.