Green Seal Environmental Inc. (GSE) was founded in 1997 with the goal of providing our clients with the most comprehensive environmental, engineering, construction support and professional consulting services in New England and beyond. Since that time the company has grown consistently and professionally. In 2003 GSE was accepted into the U.S. Small Business Administration's 8(a) mentoring program. Through participation in this program, GSE is able to reach across to a broader set of clients in support of the Federal Government. In additional to our core market of commercial clients, GSE is currently supporting the EPA, USACE, US Navy, USCG, FEMA, US Forest Service as well as several other government agencies. .

GSE is also a Massachusetts SOMBA Certified DBE/MBE/WBE and is New Hampshire DBE Certified.

GSE has earned an excellent reputation as an innovative, flexible, highly capable and qualified partner that has enjoyed an enviable project success rate. In the last fourteen years GSE has made an indelible mark in New England. Our innovative approaches have reached the notice of our peers, regulatory agencies, as well as trade organizations nationwide.

GSE uses state of the art quality management and 'Lean Operations' approaches to solve challenging projects with custom engineering solutions. The diverse and extensive professional background of our employees, the members of the various teams we work with, and GSE's particular approach to our client's projects, have all combined to produce rapid growth for our company, while providing common-sense, long term solutions for our clients.