| Award | EXTERIOR REHABILITATION, 253-256 BROADWAY, NYC | Citywide Administrative Services | ZHN Contracting Corporation | $7.8M | Competitive Sealed Bids | Oct 15, 2009 | 856070001121 |
| Award | GENERAL CONSTRUCTION WORK - ADA COMPLIANCE | Citywide Administrative Services | ZHN CONTRACTING | $1.1M | Competitive Sealed Bids | Feb 27, 2009 | 856060000284R |
| Award | Roof Replacement/Exterior Restoration@BKLYN Boro Hall | Citywide Administrative Services | ZHN CONTRACTING | $3.5M | Competitive Sealed Bids | Oct 24, 2003 | 856020001236 |
| Award | ROOF REPLACEMENT/EXTERIOR RESTORATION @ BROOKLYN BORO HALL | Citywide Administrative Services | ZHN CONTRACTING | $3.5M | Competitive Sealed Bids | Oct 22, 2003 | 856020001236 |
| Award | GENERAL CONSTRUCTION @ 1 CENTRE ST: PLUMBING REPLACEMENT | Citywide Administrative Services | ZHN CONTRACTING | $3.5M | Competitive Sealed Bids | Jul 21, 2003 | 856030000606 |