PSC codes › Z1BG
PSC Z1BG — Maintenance of Electronic and Communications Facilities: federal contracts
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What PSC Z1BG 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 Z1BG work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| SILVER LAKE CONSTRUCTION LLC | $8.1M | 1 |
| ARMITAGE SAI JV | $6.6M | 1 |
| MARRERO, COUVILLON & ASSOCIATES, L.L.C. | $5.3M | 1 |
| JV SKE ITALY 2012 | $4.3M | 2 |
| NATIONAL NATIVE AMERICAN CONSTRUCTION, INC. | $2.7M | 1 |
| FORTIS NATIVE GROUP LLC | $2.3M | 2 |
| JH ELEKTROANLAGEN GMBH & CO. KG | $2.0M | 4 |
| PERGRAVIS LLC | $1.9M | 3 |
| EG&R ENGINEERING PC | $1.5M | 1 |
| FRAZIER INVESTMENTS, INC. | $1.4M | 2 |
How competitive is PSC Z1BG?
- 81.1% of obligations on these awards were competed.
- 30.4% of competed awards that report offers drew a single offer (n=69).
- 79.5% went to small businesses.
- The five largest contractors hold 51.0% across 89 contractors.
NAICS codes used on PSC Z1BG awards
| NAICS | Industry | Share |
|---|---|---|
| 236220 | Commercial and Institutional Building Construction | 35.4% |
| 236210 | Industrial Building Construction | 15.3% |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | 12.3% |
| 561210 | Facilities Support Services | 6.6% |
| 541513 | Computer Facilities Management Services | 4.9% |
| 541330 | Engineering Services | 4.6% |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | 4.3% |
| 561621 | Security Systems Services (Except Locksmiths) | 3.9% |
Related PSC codes
J059 Maint/Repair/Rebuild of Equipment: Electrical and Electronic Equipment Components · Z2JZ Repair or Alteration of Miscellaneous Buildings · Z2AZ Repair or Alteration of Other Administrative Facilities and Service Buildings · Z1AA Maintenance of Office Buildings · N059 Installation of Equipment: Electrical and Electronic Equipment Components · Z1JZ Maintenance of Miscellaneous Buildings · Z1AZ Maintenance of Other Administrative Facilities and Service Buildings · R499 Other Professional Services
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