| Award | PW311GEN1, REQUIREMENTS CONTRACT FOR ENVIRONMENTAL SERVICES FOR VARIOUS PROJECTS, BOROUGH OF MANHATTAN | Design and Construction | Louis Berger and Associates, P.C. | $2.0M | Competitive Sealed Proposals | Apr 26, 2010 | 8502009PW0005P |
| Award | PW311GENV, RENEWAL CONTRACT FOR GEOTECHNICAL ENGINEERING SERVICES AND PROJECTS, ENVIRONMENTAL ENGINEERING SERVICES FOR VARIOUS PROJECTS, CITYWIDE | Design and Construction | Louis Berger and Associates, P.C. | $1.5M | Renewal | Dec 28, 2009 | 8502007PW0004P |
| Award | Environmental and Geotechnical Professional Services | Design and Construction | Louis Berger and Associates, P.C. | $1.5M | Competitive Sealed Proposals | Dec 13, 2007 | 8502007PW0004P |
| Award | Environmental Services | Design and Construction | Louis Berger and Associates, P.C. | $500K | Competitive Sealed Proposals | Jan 16, 2007 | 8502004VP0008P |