CONSTELLATION ENERGY SOLUTIONS, LLC - IGF::OT::IGF ESPC AT NAVAL STATION GREAT LAKES. CONSTRUCTION AND PERFORMANCE PERIOD SERVICES FOR LIGHTING, WATER AND SEWER, COMMISSIONING, HVAC, BUILDING ENVELOPE, AND RENEWABLE ENERGY SYSTEM IMPROVEMENTS.
Key Details
Description
IGF::OT::IGF ESPC AT NAVAL STATION GREAT LAKES. CONSTRUCTION AND PERFORMANCE PERIOD SERVICES FOR LIGHTING, WATER AND SEWER, COMMISSIONING, HVAC, BUILDING ENVELOPE, AND RENEWABLE ENERGY SYSTEM IMPROVEMENTS.
Context & Analysis
On Dec 2, 2025, Department of Defense obligated $41,460,490.2 to CONSTELLATION ENERGY SOLUTIONS, LLC for igf::ot::igf espc at naval station great lakes. construction and performance period services for lighting, water and sewer, commissioning, hvac, building envelope, and renewable energy system improve…. The award is classified under NAICS 541330 — ENGINEERING SERVICES and issued as a firm fixed price contract. Competition extent: full and open competition with 7 offers received. Performance is located in GREAT LAKES, IL. The contract is scheduled through Aug 31, 2034. This award is one of several similar procurements from Department of Defense under NAICS 541330 — related awards are listed below.
Market context
- Recompete outlook
- Ends Aug 31, 2034, in 94 months. Recompete signal as of Oct 7, 2026: 49/100, combining time to the end date, the incumbent's history with this agency, whether the award was competed, and its size.
- Competition
- Competed, with 7 offers. 78% of 965 awards in this market (Department of Defense awards in NAICS 541330 over the last 3 years) were competed; median 3 offers.
- Award size
- At $41.5M, this award is larger than three in four of the 3847 priced Department of Defense awards in NAICS 541330 over the last 3 years (median $2.6M).
- Incumbent at this agency
- CONSTELLATION ENERGY SOLUTIONS, LLC has 4 other awards from Department of Defense, totalling $93.1M, in 2025.
- Largest vendors in this market
By obligations, Department of Defense awards in NAICS 541330 over the last 3 years.
- ELECTRIC BOAT CORPORATION — 7 awards, $56.5B
- NORTHROP GRUMMAN SYSTEMS CORPORATION — 7 awards, $10.3B
- BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC. — 60 awards, $6.6B
- JT4 LLC — 2 awards, $3.5B
- LOCKHEED MARTIN CORP — 4 awards, $2.4B
Computed from USAspending award data on Oct 7, 2026.
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