Overview
Obligated since award on contracts active FY2021–FY2026
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Insight FA7146 SAF OC PK is its largest buyer. See more on the Buyers tab
Agencies report with a delay; the latest year will rise
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Insight Largest year: $14M in FY2022. See more on the Contracts tab
$25.8M since award = $31.2M in FY2021–FY2026 − $5.36M net corrections before FY2021
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Insight 99% was performed in Maryland. See more on the Contracts tab
Contracts
13 contracts with an action since FY2021
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Insight FA714621DB001 orders hold 83% of these contracts' obligations.
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Insight 99% under NAICS 541990.
Hover over a year to see its value.
Insight 86% of its prime obligations came through FA714621DB001 orders.
Mainstem LLC prime contracts with an action in FY2021–FY2026
Find a contract by vehicle, office or end date; sort by money to see the largest.
0 end within 12 months.
Showing 1–10 of 13 contracts
| Since award, US$ | |||||
|---|---|---|---|---|---|
| Parent contract (IDVIDV: the record type for any contract that exists to take orders: IDIQs, GWACs, GSA Schedules, BPAs and basic ordering agreements. Glossary) | ObligatedObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary | ||||
| FA714622FB033 | FA714621DB001 | FA7146 SAF OC PK | $7,475,000 | Aug 31, 2024 | Ended |
| FA714622FB025 | FA714621DB001 | FA7146 SAF OC PK | $4,448,803 | Dec 31, 2023 | Ended |
| FA714623F0004 | FA714621DB001 | FA7146 SAF OC PK | $2,498,846 | Nov 30, 2023 | Ended |
| FA714622FB002 | FA714621DB001 | FA7146 SAF OC PK | $2,373,988 | Jun 30, 2022 | Ended |
| HR001120C0131 | Stand-alone | DEF ADVANCED RESEARCH PROJECTS AGCY (HR0011) | $2,316,925 | Oct 15, 2021 | Ended |
| FA714622FB024 | FA714621DB001 | FA7146 SAF OC PK | $2,045,427 | May 31, 2023 | Ended |
| FA872620C0008 | Stand-alone | FA8726 AFLCMC HNK C3IN | $1,874,736 | Mar 23, 2021 | Ended |
| FA714622FB001 | FA714621DB001 | FA7146 SAF OC PK | $1,388,231 | Mar 18, 2023 | Ended |
| FA714623F0053 | FA714621DB001 | FA7146 SAF OC PK | $564,289 | Sep 27, 2024 | Ended |
| FA714622FB011 | FA714621DB001 | FA7146 SAF OC PK | $299,835 | Apr 29, 2022 | Ended |
Buyers
Department of the Air Force: $23.5M obligated since award; $31.2M in FY2021–FY2025 actions
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Insight Department of the Air Force placed 91%.
Contracting offices that awarded Mainstem LLC prime contracts, FY2021–FY2026
See which offices award its contracts.
3 offices awarded only one contract.
Showing 1–4 of 4 offices
| Contracts active FY2021–FY2026; obligated since award, US$ | |||||
|---|---|---|---|---|---|
| FA7146 SAF OC PK | Department of the Air Force | 10 | $21,606,174 | Apr 15, 2021 | Jun 23, 2024 |
| DEF ADVANCED RESEARCH PROJECTS AGCY (HR0011) | Defense Advanced Research Projects Agency | 1 | $2,316,925 | Apr 22, 2020 | Aug 20, 2021 |
| FA8726 AFLCMC HNK C3IN | Department of the Air Force | 1 | $1,874,736 | Dec 23, 2019 | Jan 14, 2021 |
| MISSILE DEFENSE AGENCY (MDA) (HQ0859) | Missile Defense Agency | 1 | $500 | Dec 5, 2025 | Dec 5, 2025 |
Teaming
Subcontracts Mainstem LLC received, by prime order
Whom it works under and on what.
2 subcontracts from 2 primes.
Showing 1–2 of 2 subcontracts
| General Dynamics Global Force, LLC | W15P7T20F0039under W15P7T17D0148 | W6QK ACC-APG (W15P7T) | $1,625,618 | Jan 31, 2023 |
| Utah State University Space Dynamics Laboratory | FA945320F0001under FA945318D0042 | FA9453 AFRL RVK | $985,664 | Jan 26, 2021 |
Opportunities
Open opportunities matching Mainstem LLC's registered industries
Notices in its 12 industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary): 334111, 513210, 541330, 541511, 541512, 541519, 541690, 334112, 334118, 423430, 518210, 541513
25 of the next 25 are due within 30 days.
25 of 288 opportunities shown · See all (opens another page)
| Opportunity | Agency | Due |
|---|---|---|
| Optomechanical Design (opens in Procura)Special Notice · NAICS 541330Free account: full notice, dates, attachments | National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER (80NSSC) | Oct 19, 2026 |
| CPU-LAPTOP,RUG (opens in Procura)Solicitation · NAICS 334111Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA AVIATION AT PHILADELPHIA, PA (SPRPA1) | Oct 19, 2026 |
| RADIAC AND RADCON PROGRAM PROFESSIONAL SUPPORT SERVICES (opens in Procura)Solicitation · NAICS 541330Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVAL SURFACE WARFARE CENTER (N64267) | Oct 19, 2026 |
| A-E Environmental Program at Robins AFB, GA (opens in Procura)Presolicitation · NAICS 541330Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8571 MAINT CONTRACTING AFSC PZIM | Oct 19, 2026 |
| Solicitation for Snowbound Rastermaster software (opens in Procura)Solicitation · NAICS 541519Free account: full notice, dates, attachments | Social Security AdministrationSSA OFC OF ACQUISITION GRANTS (283213) | Oct 19, 2026 |
| GridPro Renewal (opens in Procura)Special Notice · NAICS 513210Free account: full notice, dates, attachments | National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER (80NSSC) | Oct 19, 2026 |
| Community Health Immunization Resources (opens in Procura)Combined Synopsis/Solicitation · Set aside: ISBEE · NAICS 541690Free account: full notice, dates, attachments | Indian Health Service (HHS)DIVISION OF ACQUISITIONS POLICY HQ (75H704) | Oct 19, 2026 |
| Alaska Range Combat Training Integrated Communications and Support (ARCTICS) II Virtual Industry Day (opens in Procura)Special Notice · NAICS 541330Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA5215 766 ESS PKP | Oct 19, 2026 |
| COMPUTER,DIGITAL (opens in Procura)Solicitation · NAICS 334111Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA AVIATION AT PHILADELPHIA, PA (SPRPA1) | Oct 20, 2026 |
| SR Power Supplies Rack Detailed Design for ALS-U (opens in Procura)Combined Synopsis/Solicitation · NAICS 541330Free account: full notice, dates, attachments | Department of EnergyOffice 899032 | Oct 20, 2026 |
| Q603--NOI to SS - New BPA for VoiceOver Pro (5YR BPA: 2/1/27 - 1/31/32) (opens in Procura)Special Notice · NAICS 541519Free account: full notice, dates, attachments | Department of Veterans Affairs241-NETWORK CONTRACT OFFICE 01 (36C241) | Oct 20, 2026 |
| Notice of Intent to Sole Source Panopto Lecture Capture Software (opens in Procura)Special Notice · NAICS 513210Free account: full notice, dates, attachments | Uniformed Services University of the Health Sciences (DOD)USUHS (HU0001) | Oct 20, 2026 |
| DOC Architect and Engineering IDIQ (opens in Procura)Presolicitation · Set aside: Small business · NAICS 541330Free account: full notice, dates, attachments | Office of the Secretary (DOC)DEPT OF COMMERCE SSPO (1331L5) | Oct 20, 2026 |
| Technical and Programmatic Support Services (TPSS) MATOC III (opens in Procura)Combined Synopsis/Solicitation · NAICS 541512Free account: full notice, dates, attachments | Department of the Army (DOD)W2V6 USA ENG SPT CTR HUNTSVIL (W912DY) | Oct 20, 2026 |
| ISO 50001 WR-ALC (opens in Procura)Combined Synopsis/Solicitation · NAICS 541690Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8571 MAINT CONTRACTING AFSC PZIM | Oct 20, 2026 |
| STANDARD LABOR DATA COLLECTION AND DISTRIBUTION APPLICATION (SLDCADA) DRAFT REQUEST FOR PROPOSAL (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541519Free account: full notice, dates, attachments | Department of the Navy (DOD)Office N61750 | Oct 20, 2026 |
| Purchase of telemetry products (opens in Procura)Special Notice · NAICS 334111Free account: full notice, dates, attachments | National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER (80NSSC) | Oct 20, 2026 |
| NAWCAD (WOLF) Airborne Systems Integration (ASI ) Division Technical/Project Management Support (TPMS) (opens in Procura)Presolicitation · Set aside: Small business · NAICS 541330Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVAL AIR SYSTEMS COMMAND (N00019) | Oct 20, 2026 |
| Survey-Based Research Platform And Platform Management Tool (opens in Procura)Sources Sought · NAICS 541519Free account: full notice, dates, attachments | Department of Veterans AffairsTECHNOLOGY ACQUISITION CENTER NJ (36C10B) | Oct 20, 2026 |
| FEMA's Deployment Management Solution (opens in Procura)Sources Sought · NAICS 541511Free account: full notice, dates, attachments | Federal Emergency Management Agency (DHS)INFORMATION TECHNOLOGY DEVELOPMENT AND SUSTAINMENT (70FA31) | Oct 20, 2026 |
| Pin Wire Tester Evaluation (opens in Procura)Combined Synopsis/Solicitation · NAICS 541330Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8126 AFSC PZIMB | Oct 20, 2026 |
| Timeservers (opens in Procura)Combined Synopsis/Solicitation · NAICS 541519Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8139 AFSC PZIMB SOFTWARE | Oct 20, 2026 |
| FMS Repair, QTY 1, NIIN 017054064 (opens in Procura)Presolicitation · NAICS 334111Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP WEAPON SYSTEMS SUPPORT (N00383) | Oct 20, 2026 |
| FMS Repair, QTY 2, NIIN 017054064 (opens in Procura)Presolicitation · NAICS 334111Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP WEAPON SYSTEMS SUPPORT (N00383) | Oct 20, 2026 |
| Coordinated SECREP Management and Strategic Logistics Services (CSM_SLS) (opens in Procura)Solicitation · Set aside: Small business · NAICS 541330Free account: full notice, dates, attachments | Department of the Navy (DOD)COMMANDER (M67004) | Oct 20, 2026 |
Registration and contacts
Registration
- UEI
- SXHHGF88NPK4
- CAGE code
- 63EE4
- Registration
- Active, expires Aug 18, 2027
- Entity type
- Corporate Entity (Not Tax Exempt)
- Location
- ROCKVILLE, MD, 20850
- Congressional district
- MD-08
Registered industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary)
Registered in 12 industries; primary 541330
- 334111 Electronic Computer Manufacturing
- 334112 Computer Storage Device Manufacturing
- 334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing
- 423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
- 513210 Software Publishers
- 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
- 541330 Engineering ServicesPrimary
- 541511 Custom Computer Programming Services
- 541512 Computer Systems Design Services
- 541513 Computer Facilities Management Services
- 541519 Other Computer Related Services
- 541690 Other Scientific and Technical Consulting Services
Contacts at Mainstem LLC
| Contact | Role | As of |
|---|---|---|
| No public contact on file | ||
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