NAICS + PSC page

NAICS 221121 and PSC R499 contractors

Electric Bulk Power Transmission and Control. SUPPORT- PROFESSIONAL: OTHER. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 221121 + PSC R499

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$38,871,148

State overlap

Top recipients

Visible recipients in the NAICS 221121 and PSC R499 overlap

Honeywell Building Solutions Ses CORP

Minneapolis, MN

Honeywell Building Solutions Ses CORP is a federal category business profile based in Minneapolis, MN. The current public data layer shows $20,914,238 in visible federal obligations across 6 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 Z2AA.

$38,871,148