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What PSC B540 covers
Description: Building Technology Studies
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Professional Services › Management Advisory Services.
FY2022$87.6M
FY2023$123.9M
FY2024$111.7M
FY2025$778.2M
FY2026*$114.1M
FY2027*$33K
USASpending.gov contract obligations by federal fiscal year of the action. * A year that ended under 120 days ago is still filling in.
Largest recipients of PSC B540 obligations, FY2025
Recipient
Obligations
Share
AMERESCO INC
$401.4M
51.6%
CEG SOLUTIONS LLC
$157.2M
20.2%
CONSTELLATION NEWENERGY INC
$119.8M
15.4%
JOHNSON CONTROLS GOVERNMENT SYSTEMS, LLC
$25.9M
3.3%
SCHNEIDER ELECTRIC BUILDINGS AMERICAS, INC.
$19.7M
2.5%
HONEYWELL INTERNATIONAL INC.
$15.7M
2.0%
NORESCO, LLC
$8.7M
1.1%
HONEYWELL INTERNATIONAL, INC
$6.6M
0.8%
ABM FACILITY SUPPORT SERVICES, LLC
$4.5M
0.6%
TRANE U.S. INC.
$4.4M
0.6%
Largest buyers of PSC B540, FY2025
Buyer
Obligations
Share
Public Buildings Service
$717.1M
92.1%
Defense Logistics Agency
$39.3M
5.0%
Departmental Offices
$5.4M
0.7%
Environmental Protection Agency
$5.1M
0.7%
National Park Service
$3.4M
0.4%
Federal Law Enforcement Training Center
$3.0M
0.4%
Department of Energy
$2.5M
0.3%
U.S. Coast Guard
$1.2M
0.2%
U.S. Customs and Border Protection
$765K
0.1%
Immediate Office of the Secretary of Transportation
$225K
0.0%
USASpending.gov contract obligations by fiscal year of the action.
Who is winning new PSC B540 work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
