PSC codes › Z1EZ
PSC Z1EZ — Maintenance of Other Industrial Buildings: federal contracts
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What PSC Z1EZ covers
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Facilities & Construction › Facility Related Services.
Who is winning new PSC Z1EZ work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| MILITARY & FEDERAL CONSTRUCTION CO., INC. | $13.1M | 1 |
| SUNGLIM ENGINEERING & CONSTRUCTION CO., LTD | $12.1M | 12 |
| GRACEN ENGINEERING & CONSTRUCTION INC | $5.5M | 1 |
| YUIL ENG. & CONST. CO.,LTD | $5.4M | 1 |
| FOUR TRIBES CIVIL CONSTRUCTION LLC | $4.6M | 3 |
| AMERICAN ENGINEERING CORPORATION | $3.1M | 2 |
| BLUE TRIDENT - NEWTON JV2 | $2.9M | 2 |
| FORTIS INDUSTRIES LLC | $2.7M | 2 |
| AKTARIUS LLC | $2.6M | 1 |
| KGJJ ENGINEERING SOLUTIONS, LLC | $2.1M | 1 |
How competitive is PSC Z1EZ?
- 79.5% of obligations on these awards were competed.
- 11.1% of competed awards that report offers drew a single offer (n=27).
- 66.2% went to small businesses.
- The five largest contractors hold 59.6% across 59 contractors.
NAICS codes used on PSC Z1EZ awards
| NAICS | Industry | Share |
|---|---|---|
| 236220 | Commercial and Institutional Building Construction | 81.8% |
| 561210 | Facilities Support Services | 8.2% |
| 238990 | All Other Specialty Trade Contractors | 4.5% |
| 237990 | Other Heavy and Civil Engineering Construction | 1.2% |
| 561720 | Janitorial Services | 1.0% |
| 236210 | Industrial Building Construction | 0.7% |
| 238290 | Other Building Equipment Contractors | 0.4% |
| 238330 | Flooring Contractors | 0.4% |
Related PSC codes
Z2JZ Repair or Alteration of Miscellaneous Buildings · Z2AA Repair or Alteration of Office Buildings · Z2AZ Repair or Alteration of Other Administrative Facilities and Service Buildings · Z1AZ Maintenance of Other Administrative Facilities and Service Buildings · Z1AA Maintenance of Office Buildings · Y1JZ Construction of Miscellaneous Buildings · Z2PZ Repair or Alteration of Other Non-Building Facilities · S216 Facilities Operations Support Services
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