NEWSOctober 3rd 2022

Wincove Invests in PumpOne Environmental, LLC



CORNELIUS, NC – October 4, 2022 – Wincove Private Holdings, LP (“Wincove”) announced today that it has invested in PumpOne Environmental, LLC (“PumpOne” or the “Company”).

PumpOne is a leading designer and manufacturer of extraction pumps and landfill accessory products used in the removal of leachate from landfills. Leachate is a hazardous liquid that contains bacteria, chemicals, and other components. PumpOne’s pumps are critical components that are used throughout landfills to remove these liquids and to facilitate the removal of gas byproducts. Wincove has partnered with founders Shawn and Michele Devinney, and General Manager Larry Holmes in this transaction. Shawn and Larry will continue to play key leadership roles at PumpOne.

Shawn Devinney added, “We are excited to partner with Wincove to continue to serve our customers and grow our product and service offering. We are proud of the accomplishments of our PumpOne team members and the success we have achieved to date, and we look forward to the future.”

Michael McGovern, Partner at Wincove, added, “Shawn and the PumpOne team have built a terrific market-leading, high-growth business in the landfill products industry. We are excited to pursue organic and inorganic growth opportunities and to invest for the next stage of growth.”

About PumpOne

PumpOne, based in Cornelius, NC, is a leading manufacturer of pneumatic and electric leachate extraction pumps and ancillary products. PumpOne’s ‘ONE Series’ is a highly engineered, pneumatic leachate extraction pump series that can handle many different applications and environments without customization. In 2018, the Company introduced the ‘ALLY Series’, a fully submersible, multi-stage centrifugal electric pump system used in landfill, mining, remediation, and municipal applications. For more information, please visit

About Wincove Private Holdings, LP

Wincove Private Holdings is an investment company that creates long-term capital appreciation for its shareholders by partnering with business owners, entrepreneurs, and management teams to build market-leading companies. Based in in Boston, Wincove has a permanent capital base, and can stay invested in its partner companies for an unlimited time. For more information about Wincove, please visit