Department of Defense NAICS 221122 and PSC R499 contractors in Maryland

Electric Power Distribution. SUPPORT- PROFESSIONAL: OTHER. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Maryland · Department of Defense

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$296,178,536

Cross-code depth

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Top recipients

Visible recipients tied to Department of Defense, Maryland, NAICS 221122, and PSC R499

Constellation Newenergy, Inc.

Baltimore, MD

Constellation Newenergy, Inc. is a federal category business profile based in Baltimore, MD. The current public data layer shows $113,370,757 in visible federal obligations across 265 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC S112.

$296,178,536