
GPI - Innovative, Sustainable Engineering Solutions
At GPI, we pave the way to sustainable and innovative engineering design and construction solutions, one project at a time.
Who We Are - GPI
For more than 50 years, GPI's experts have delivered innovative, sustainable solutions for a wide array of engineering projects.
Wastewater Treatment Plant Upgrades - GPI
GPI recently completed Phase II, involving the construction of a new biotower pump station, clarifier pump station, two 130-foot diameter secondary clarifiers, a UV disinfection system, …
Operation of the NYSDOT INFORM Traffic Management System
GPI is a subconsultant providing personnel, in conjunction with NYSDOT staff, to operate the electronic traffic information and management systems covering over 340 center line miles of …
Locations - GPI
With more than sixty locations across twenty-two states, we have offices up and down the East coast to help coordinate your next engineering project.
Interstate I-90 Multiple Bridge Replacements - GPI
GPI is responsible for engineering design and the foundational technical concept, as well as developing design-build procurement documents for replacing various structures along I-90. A …
Building Systems - GPI
Well-designed and adequately commissioned building infrastructure provides a lifetime of energy efficiency, flexibility, and healthy spaces for building occupants. Many public and private …
Marine - GPI
Underwater Engineering Services, Inc. (UESI) – a GPI subsidiary – is a leading worldwide specialty engineering, commercial diving, and civil marine contractor.
Projects - GPI
GPI’s team of technical experts brings a combination of expertise, dedication, creativity, and fun to every project. Our commitment to building strong client relationships and delivering innovative …
Reconstruction of NY 347: Decongesting & Going Green - GPI
The initiative, known as “Green Route 347,” has been recognized with NYSDOT GreenLITES Engineering Evergreen environmental sustainability awards. GPI played a key role in the …