MESO SCALE DIAGNOSTICS LLC

Doing business as MESO SCALE DISCOVERY

ROCKVILLE, MD, 20850

Prime contracting experience

22 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Prime	Department of Defense Department of the Army	PROVIDES MANUFACTURING OF ANALYTICAL INSTRUMENTS, BIODEFENSE AND PERFORMANCE QUALIFICATION KITS AND COMPONENTS, AND EQUIPMENT PROCUREMENT FOR THE DEPARTMENT OF DEFENSE, U.S. JOINT MILITARY SERVICES, AND THE DEPARTMENT OF HOMELAND SECURITY. W911SR26FA043USAspending	W911SR26DA011USAspending	$425,700	Jul 6, 2026	Jun 29, 2026 – Aug 25, 2026
Prime	Department of Homeland Security U.S. Secret Service	EQUIPMENT. 2 (D). 70US0926C70094525USAspending	—	$819,237	Jun 23, 2026	Jun 12, 2026 – Jun 11, 2027
Prime	Department of Health and Human Services Office of Assistant Secretary for Preparedness and Response	ACQUIRE ASSAYS TO SUPPORT COVID-19 VACCINE DEVELOPMENT EFFORTS, IN RESPONSE TO BAA-18-100-SOL-00003, AREA OF INTEREST 8.4 COVID-19 IMMUNE ASSAYS(S) DEVELOPMENT AND IMPLEMENTATION. 75A50123C00046USAspending	—	$23,234,896	Mar 23, 2026	Sep 29, 2023 – Sep 28, 2026
Prime	Department of Homeland Security U.S. Secret Service	THIS IS A FIRM FIXED PRICE CONTRACT FOR SQ 120 PREVENTATIVE MAINTENANCE AND REPAIRS 70US0924C70093765USAspending	—	$318,000	Dec 16, 2025	Dec 28, 2023 – Dec 27, 2026
Prime	Department of Homeland Security U.S. Secret Service	THE PURPOSE OF THIS AWARD IS TO PROCURE IMMUNOASSAY PLATE KITS AND OPTIMIZATION SERVICES 70US0923C70093407USAspending	—	$1,983,122	Nov 14, 2025	Aug 21, 2023 – Aug 24, 2024
Prime	Department of Homeland Security U.S. Secret Service	IMMUNOASSAY PLATES 70US0922F3OTH2201USAspending	70US0920D70090008USAspending	$586,649	Sep 10, 2025	Sep 8, 2022 – Sep 7, 2023
Prime	Department of Homeland Security U.S. Secret Service	(MESO SCALE - IMMUNOASSAY PLATE KITS AND READERS) 70US0921F3OTH0154USAspending	70US0920D70090008USAspending	$901,242	Aug 29, 2025	Sep 21, 2021 – Sep 20, 2022
Prime	Department of Homeland Security U.S. Secret Service	ECL IMMUNOASSAY PLATES (SUPPLIES) 70US0920F3OTH0157USAspending	70US0920D70090007USAspending	$1,793,702	Jun 20, 2025	Sep 30, 2020 – Aug 31, 2022
Prime	Department of Homeland Security U.S. Secret Service	OPTIMIZATIONS_CONVERSIONS (SERVICES) 70US0920F3OTH0158USAspending	70US0920D70090008USAspending	$1,157,481	Jun 12, 2025	Sep 30, 2020 – Sep 29, 2021
Prime	Department of Homeland Security U.S. Secret Service	THIS IS A FIRM FIXED PRICE CONTRACT FOR CUSTOM IMMUNOASSAY DAHLGREN PLATE KITS. 70US0924C70093761USAspending	—	$586,507	May 1, 2025	Dec 21, 2023 – Dec 30, 2025
Prime	Department of Defense Department of the Army	THE OBJECTIVE OF THIS REQUIREMENT IS TO MANUFACTURE BIODEFENSE ASSAY KITS AND PERFORMANCE QUALIFICATION KITS IN SUPPORT OF THE UNITED STATES JOINT MILITARY SERVICE, DEPARTMENT OF DEFENSE, AND DEPARTMENT OF HOMELAND SECURITY W911SR25F0401USAspending	W911QY21D0019USAspending	$350,967	May 1, 2025	May 1, 2025 – Mar 27, 2026
Prime	Department of Defense Department of the Army	THE OBJECTIVE IS TO MANUFACTURE BIODEFENSE ASSAY KITS AND PERFORMANCE QUALIFICATION (PQ) KITS IN SUPPORT OF THE US JOINT MILITARY SERVICE, DOD, AND DHS. W911SR24F0301USAspending	W911QY21D0019USAspending	$409,370	Dec 23, 2024	Apr 18, 2024 – Mar 26, 2025
Prime	Department of Defense Department of the Army	MULTIPLEX ASSAY KITS AND COMPONENTS W911SR24F5002USAspending	W911QY21D0019USAspending	$520,939	Oct 20, 2023	Oct 16, 2023 – Dec 15, 2023
Prime	Department of Defense Defense Contract Management Agency	DIAGNOSTIC TECHNOLOGY HDTRA107C0019USAspending	—	$637,396	Sep 19, 2023	Jan 18, 2007 – Jan 21, 2009
Prime	Department of Defense Defense Contract Management Agency	CONTRACT AWARD W911NF06C0120USAspending	—	$2,783,525	Sep 19, 2023	Sep 1, 2006 – Dec 31, 2013
Prime	Department of Defense Department of the Army	MULTIPLEX ASSAY KITS AND COMPONENTS W911SR23F7010USAspending	W911QY21D0019USAspending	$363,864	Jul 21, 2023	Mar 17, 2023 – Aug 16, 2023
Prime	Department of Defense Department of the Army	MULTIPLEX ASSAY KITS AND COMPONENTS W911SR23F7007USAspending	W911QY21D0019USAspending	$330,675	Jun 15, 2023	Feb 24, 2023 – Jun 26, 2023
Prime	Department of Health and Human Services National Institutes of Health	COVID-19 FUNDS - FOR V-PLEX SARS-COV-2 SPIKE PANEL ARRAYS 75N93023P00528USAspending	—	$258,832	Apr 18, 2023	Apr 18, 2023 – May 19, 2023
Prime	Department of Defense Department of the Army	DELIVERY ORDER FOR MULTIPLEX ASSAY KITS, PERFORMANCE QUALIFICATION KITS, AND REPORTING REQUIREMENTS. W911QY21F0208USAspending	W911QY21D0019USAspending	$464,173	Mar 14, 2023	Mar 25, 2021 – Mar 21, 2022
Prime	Department of Homeland Security U.S. Secret Service	IMMUNOASSAY SERVICES 70US0922F3OTH2205USAspending	70US0920D70090007USAspending	$535,543	Sep 29, 2022	Sep 7, 2022 – Sep 6, 2023
Prime	Department of Defense Department of the Army	MULTIPLEX ASSAY KITS AND COMPONENTS SUPPORTING THE DEFENSE BIOLOGICAL PRODUCT ASSURANCE OFFICE MISSION PARTNERS. W911SR22F7012USAspending	W911QY21D0019USAspending	$504,027	May 9, 2022	Apr 26, 2022 – Jun 26, 2022
Prime	Department of Health and Human Services National Institutes of Health	IGF::OT::IGF "HIGH THROUGHPUT BIOMARKER-BASED BIODOSIMETRY" HHSN272201700013CUSAspending	—	$5,753,695	Jan 31, 2022	Mar 14, 2017 – Jan 31, 2022

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Subcontracting experience

7 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Subcontractor	Department of Health and Human Services	V-PLEX SARS-COV-2 PANEL 34 IGG KIT 0000879009 Parent award context Parent award agency: Department of Health and Human Services · Office of Assistant Secretary for Preparedness and Response Parent award NAICS: 541711 Parent award performance state: OH Parent award description: DEVELOPMENT OF ANIMAL MODELS FOR EVALUATION OF MEDICAL COUNTERMEASURES FOR SARS-COV-2 View parent award on USAspending	HHSO100201700011IUSAspending	$67,977	Jul 23, 2023	— – —
Subcontractor	Department of Health and Human Services	VPLEX SARS COV2 PANEL 0000865763 Parent award context Parent award agency: Department of Health and Human Services · Office of Assistant Secretary for Preparedness and Response Parent award NAICS: 541711 Parent award performance state: OH Parent award description: DEVELOPMENT OF ANIMAL MODELS FOR EVALUATION OF MEDICAL COUNTERMEASURES FOR SARS-COV-2 View parent award on USAspending	HHSO100201700011IUSAspending	$46,574	Nov 17, 2022	— – —
Subcontractor	Department of Defense	QUICKPLEX READER 177227 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 541712 Parent award performance state: MD Parent award description: SUPPORT TO JPEO RESEARCH, DEVELOPMENT, AND SYSTEMS ENGINEERING View parent award on USAspending	N0002413D6400USAspending	$59,000	Jul 27, 2022	— – —
Subcontractor	Department of Health and Human Services	COV-2 PANEL 13 KITS 0000852746 Parent award context Parent award agency: Department of Health and Human Services · Office of Assistant Secretary for Preparedness and Response Parent award NAICS: 541715 Parent award performance state: OH Parent award description: ASSESSING CORRELATES OF PROTECTION IN RHESUS MACAQUES ADMINISTERED VARIOUS VACCINE CANDIDATES DESIGNED TO PROTECT AGAINST SARS-COV-2 INFECTION View parent award on USAspending	—	$395,430	Mar 28, 2022	— – —
Subcontractor	Department of Health and Human Services	REAGENT KIT 0000849933 Parent award context Parent award agency: Department of Health and Human Services · Office of Assistant Secretary for Preparedness and Response Parent award NAICS: 541711 Parent award performance state: OH Parent award description: DEVELOPMENT OF ANIMAL MODELS FOR EVALUATION OF MEDICAL COUNTERMEASURES FOR SARS-COV-2 View parent award on USAspending	HHSO100201700011IUSAspending	$49,602	Mar 16, 2022	— – —
Subcontractor	Department of Health and Human Services	LAB CONSUMABLES 0000844090 Parent award context Parent award agency: Department of Health and Human Services · Office of Assistant Secretary for Preparedness and Response Parent award NAICS: 541711 Parent award performance state: OH Parent award description: DEVELOPMENT OF ANIMAL MODELS FOR EVALUATION OF MEDICAL COUNTERMEASURES FOR SARS-COV-2 View parent award on USAspending	HHSO100201700011IUSAspending	$54,250	Nov 23, 2021	— – —
Subcontractor	General Services Administration	MESO SCALE DIAGNOSTICS, LLC 1164381 · Prime awardUSAspending	47QFNA20D0002USAspending	$55,000	Nov 10, 2021	— – —

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Agencies supported

Department of Homeland SecurityGov-sourced
Department of Health and Human ServicesGov-sourced
Department of DefenseGov-sourced

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Identifiers

UEI: MBWYUNWCFJ58
CAGE: 1ZHK4
Website: http://www.mesoscale.com/

NAICS codes

325413In-Vitro Diagnostic Substance ManufacturingPrimary(definition)
334516Analytical Laboratory Instrument Manufacturing(definition)
541715Research and Development in the Physical, Engineering, and Life Sciences(definition)
325414Biological Product (except Diagnostic) Manufacturing(definition)
541710NAICS 541710(definition)
541711NAICS 541711(definition)

Data sources

SAM.gov monthly extract
ID MBWYUNWCFJ58 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:MBWYUNWCFJ58 · fetched Oct 26, 2026 · source

Last synced Oct 26, 2026 · profile updated Oct 26, 2026

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Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.