Greenman-Pederson, Inc.

Since 1966, GPI has designed, managed and supported our clients on a wide array of projects. We’re employee-owned, known for our technical knowledge and commitment to getting each job done well. Our widely-recognized quality of service rises from the talent and energy of our exceptional team. The work ethic and dedication of the men and women at GPI allow us to deliver consistent, quality service to government agencies, municipalities, architects, commercial developers, and property owners.

Our values as a firm and our commitment to our core strategic objectives including Employee Satisfaction, Quality Product, and Client Satisfaction have contributed to our continued growth and the confidence of our longstanding client relationships.

Member Details

21 Daniel Street, 2nd FloorPortsmouth, NH 03801
Joseph Johnson, PE, PTOE(603) 891-2213
gpinet.com