Vendor, Baltimore, MD, part of Exelon Corporation
Constellation Energy Solutions, LLC
UEI XVPREJLB2MY6, CAGE 8EPG0
13 awards and $5,682,697 obligated between February 15, 2024 and October 20, 2026, 92% under full and open competition, against 15.2 offers on average where reported. 1 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Department of the Army | $3,849,923 |
| National Aeronautics and Space Administration | $1,832,774 |
| Department of Energy | $0 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 12 |
| Full and Open Competition After Exclusion of Sources | 1 |
| Delivery Order | 4 |
Hear when Constellation Energy Solutions, LLC wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
None of Constellation Energy Solutions, LLC's contracts with a published end date ends in the next 19 months.
Competes with
Vendors selling engineering services to Department of the Army, by dollars.
| Tcom, L.P.Columbia, MD | $861,675,195 |
| DCS CorporationAlexandria, VA | $782,610,549 |
| Valiant Global Defense Services Inc.Herndon, VA | $698,506,960 |
| Trax International CorporationLas Vegas, NV | $521,284,201 |
| Siemens Government Technologies Inc.Arlington, VA | $404,309,810 |
| Burns & Mcdonnell Engineering Company, Inc.Kansas City, MO | $375,060,217 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Award Notice for Energy Savings Performance Contracts (ESPC) IV
Department of the Army, W2V6 USA Eng SPT CTR Huntsvil
Award noticeNAICS 541330Location not publishedW912DY25D0077Awarded to Constellation Energy Solutions, LLC for $3,000,000,000
Posted Jun 9, 2025
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| W912DY19F0590Delivery Order, February 15, 2024, Full and Open Competition, 6 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Espc Fort Walker Year 4 Annual Payments for O&m and P&i/M&vNAICS 541330, PSC R425 | $3,622,392 |
| 80GSFC27F0001Delivery Order, October 20, 2026, Full and Open Competition, 1 offers | NASA Goddard Space Flight CenterNational Aeronautics and Space Administration | Install Energy Conservation Measures at NASA Kennedy Space Center'S Wallops Flight Facility in Wallops Island, VA in Accordance with the AttNAICS 541330, PSC Z2NZ | $1,832,774 |
| W912DY22F0507Delivery Order, September 30, 2024, Full and Open Competition, 5 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | The Purpose of This IN-SCOPE Modification Is to Descope Ecm 8.1 Kitchen Hood Variable Volume Controls from This Task Order in Its Entirety. NAICS 541330, PSC R425 | $226,531 |
| W912DY25F0305Delivery Order, June 11, 2025, Full and Open Competition, 1 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Guaranteed MinimumNAICS 541330, PSC R425 | $1,000 |
| 89243423DEE000019March 7, 2025, Full and Open Competition, 25 offers | Golden Field OfficeDepartment of Energy | Department of Energy, Federal Energy Management Program, Energy Savings Performance Contract, Indefinite Delivery, Indefinite Quantity - GenNAICS 541330, PSC B540 | $0 |
| DEAM3602NT41458May 15, 2025, Full and Open Competition After Exclusion of Sources, 8 offers | Golden Field OfficeDepartment of Energy | Espc to Implement Energy Conservation Measures Resulting in an Increase of Energy Efficiency at Federal Facilities. the Purpose of This BilaNAICS 541330, PSC N099 | $0 |
| DEAM3609GO29033October 17, 2024, Full and Open Competition, 22 offers | Golden Field OfficeDepartment of Energy | Energy Savings Performance Contract the Purpose of This Bilateral Modification Is to Incorporate a Novation Agreement, Change the Contract SNAICS 541330, PSC B540 | $0 |
| DEAM3609GO29040January 7, 2025, Full and Open Competition, 22 offers | Golden Field OfficeDepartment of Energy | Energy Savings Performance Contract the Purpose of This Bilateral Modification Is to Incorporate a Novation Agreement, Change the ContractinNAICS 541330, PSC B540 | $0 |
| DEAM3698GO10334February 25, 2025, Full and Open Competition, 16 offers | Golden Field OfficeDepartment of Energy | Super Energy Savings Performance Contract for Midwest Region the Purpose of This Bilateral Modification Is to Incorporate a Novation AgreemeNAICS 541330, PSC B540 | $0 |
| DEAM3699EE73681March 7, 2025, Full and Open Competition, 21 offers | Golden Field OfficeDepartment of Energy | Super Energy Savings Performance Contract for Mid-Atlantic Region the Purpose of This Bilateral Modification Is to Change the Contractor in NAICS 541330, PSC S119 | $0 |
| DEEE0008031March 7, 2025, Full and Open Competition, 30 offers | Golden Field OfficeDepartment of Energy | DOE Federal Energy Management Program, Espc IDIQ Contract the Purpose of This Bilateral Modification Is to Incorporate a Novation Agreement.NAICS 541330, PSC B540 | $0 |
| W912DY15D0043May 7, 2025, Full and Open Competition, 22 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Option to Extend the Length of the Contract by Three Years.NAICS 541330, PSC R425 | $0 |
| W912DY25D0077June 10, 2025, Full and Open Competition, 19 offersSolicitation | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Espc Service to Allow Agencies to Accomplish Energy Savings Projects for Its Facilities Without UP-FRONT Capital Costs and Without Special CNAICS 541330, PSC R425 | $0 |
- Places of performance
- VirginiaMassachusettsMaryland
- Product and service codes
- R425 Engineering and Technical ServicesZ2NZ Repair Or Alteration Of Other UtilitiesB540 Building Technology StudiesN099 Installation of Equipment: MiscellaneousS119 Other Utilities
- Transactions
- 67 across 13 awards