Department of Defense PSC Z1AA contractors in Maryland

MAINTENANCE OF OFFICE BUILDINGS. Use this deeper state-buyer-PSC page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Maryland + Department of Defense

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$184,027,028

Visible recipients tied to Department of Defense, Maryland, and PSC Z1AA

Lb & B Associates INC

Columbia, MD

Lb & B Associates INC is a federal category business profile based in Columbia, MD. The current public data layer shows $72,461,078 in visible federal obligations across 249 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC J069.

$184,027,028