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Wind River Environmental Acquires Felix Septic Service and Eastern Pipe Service

Marlborough, MA and Bow, NH – 3/1/2021 – Wind River Environmental, LLC (“Wind River Environmental”), the nation’s premier provider of non-hazardous liquid waste solutions, announced today the acquisitions of Felix Septic Service, Inc. and Eastern Pipe Service (“Felix” or “Eastern Pipe”) in Bow, New Hampshire.

Felix is the largest and most prominent septic service provider in New Hampshire, while Eastern Pipe has more than 40 years of sewer pipeline inspection, cleaning, and repair experience, including trenchless sewer line repair across all of New England. Managed from the same facility, both businesses are owned and operated by Mark Thompson, along with two of his sons and a nephew.  All four family members will assume key leadership roles within Wind River Environmental.

David Parry, Chief Executive Officer for Wind River Environmental, stated, “With its large base of residential, commercial, and municipal customers, we have chosen to invest in Felix and Eastern Pipe because they will significantly augment our ability to locally serve the people in both New Hampshire and the greater New England region.”  He added, “We are especially excited to welcome Mark and his family to our leadership ranks.  They bring an impressive amount of industry knowledge and highly personalized customer relationships that will complement our strong growth trajectory throughout New England.”

Mark Thompson, President of Felix and Eastern Pipe, stated “On behalf of my sons Hubert and Kenneth, my nephew Ryan Bedard, and all our loyal and long-time employees, we are thrilled about our future with Wind River Environmental.  I have gotten to know their leadership team over many years, and I have a high degree of confidence in the direction they are headed.”  He added, “Our customers will continue to receive the same great service from people they know, while benefitting from the power of our combined organizations. ”

About Wind River Environmental

Headquartered in Marlborough, Massachusetts, Wind River Environmental is a premier “super-regional” environmental services company.  Wind River Environmental and its affiliates service and maintain a broad array of non-hazardous liquid waste systems, including grease traps, food waste, septic tanks and related waste systems for a wide range of commercial, residential, industrial and municipal customers.  The company has a “vertical integration” model that handles all aspects of liquid waste streams ranging from collection and hauling though processing, treatment and disposal.  Backed by Gryphon Investors, a multi-billion-dollar private equity fund based in San Francisco, Wind River Environmental is the largest and most successful consolidator in this highly fragmented and growing market.  Since its founding, Wind River Environmental has acquired over 90 companies along the Eastern seaboard.  For more information, please visit

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