| Award | Environmental Planning and Analysis On-call | Environmental Protection | HAZEN & SAWYER | $2.0M | Renewal | Jun 6, 2025 | 82620P8193KXLR001 |
| Award | PS-287 DES CM: Design Validation, Design, Design Services During Construction and Construction Management Services for the Reconstruction of the Eltingville Pump Station | Environmental Protection | HAZEN & SAWYER | $11.4M | Competitive Sealed Proposals | Jan 6, 2025 | 82624P0018001 |
| Award | PS-SI-Construction Management Services for Upgrades to Various Pumping Stations | Environmental Protection | HAZEN & SAWYER | $12.7M | Competitive Sealed Proposals | Nov 25, 2024 | 82623P0047001 |
| Award | On-Call Design & DSDC various BWT locations, South Region | Environmental Protection | HAZEN & SAWYER | $20.0M | Competitive Sealed Proposals | Jul 25, 2024 | 82624P0002002 |
| Award | BEDC-NR-129-DES: Preliminary Design, Design, and Design Services During Construction for the Replacement of the Main Sewage Pumps, Main Sewage Pump Discharge Piping, and Influent Bar Screens at North River Wastewater Resource Recovery Facility | Environmental Protection | HAZEN & SAWYER | $25.9M | Competitive Sealed Proposals | Apr 8, 2024 | 82623P0039001 |
| Award | 82623P0044-BEDC-NR-111-CM, Construction Management Services for the North River Wastewater Resource Recovery Facility (WRRF) Primary Settling System Rehabilitation and Improvements | Environmental Protection | GANNETT FLEMING/HAZEN & SAWYER P.C. A JOINT VENTU | $19.6M | Competitive Sealed Proposals | Mar 12, 2024 | 82623P0044001 |
| Award | R-156 DES2 | Environmental Protection | HAZEN & SAWYER | $8.7M | Competitive Sealed Proposals | Nov 8, 2023 | 82623P0024001 |
| Award | CONSTRUCTION MANAGEMENT SERVICES in Connection w/Misc Projects - various BWT locations | Environmental Protection | HAZEN & SAWYER | $15.0M | Competitive Sealed Proposals | Jul 24, 2023 | 82622P0024003 |
| Award | Construction Management Services for Reconstruction of Primary Tanks at Bowery Bay Wastewater Resource Recovery Facility | Environmental Protection | HAZEN & SAWYER | $13.5M | Competitive Sealed Proposals | May 1, 2023 | 82623P0007001 |
| Award | Rehabilitation of the Catskill Aqueduct Wallkill Blow-off Chamber | Environmental Protection | HAZEN & SAWYER | $7.0M | Competitive Sealed Proposals | May 1, 2023 | 82622P0029001 |
| Award | PRELIMINARY DESIGN, DESIGN AND DESIGN SERVICES DURING CONSTRUCTION FOR THE RECONSTRUCTION OF THE MAIN SEWAGE PUMP SYSTEM AT RED HOOK WASTEWATER RESOURCE RECOVERY FACILITY | Environmental Protection | HAZEN & SAWYER | $12.5M | Competitive Sealed Proposals | Mar 28, 2023 | 82621P0027001 |
| Award | Preliminary Design, Design and Design Services During Construction for the Reconstruction of Emergency Generators and Main Substations | Environmental Protection | HAZEN & SAWYER | $12.0M | Competitive Sealed Proposals | Mar 21, 2023 | 82622P0016001 |
| Award | General Engineering Services | Environmental Protection | HAZEN & SAWYER | $2.2M | Competitive Sealed Proposals | Feb 13, 2023 | 82621P0065003 |
| Award | Design-build ae1 services for dep upstate infrastructure projects | Environmental Protection | HAZEN & SAWYER | $4.5M | Competitive Sealed Proposals | Sep 21, 2022 | 82621P0059001 |
| Award | DEP technical support for OST software | Environmental Protection | HAZEN & SAWYER | $2.8M | Sole Source | Feb 16, 2022 | 82621SC006001 |
| Award | DESIGN SERVICES | Environmental Protection | Hazen & Sawyer, P.C./Camp Dresser Mckee, A Joint Venture | $35.7M | Negotiated Acquisition | Sep 24, 2003 | 82602WM00091 |