We Are Growth Partners

Sean Mahoney
Founder & Managing Partner

Over the course of his 25-year career, Sean has both invested in and managed numerous companies in the lower middle market. He has experience in managing organizations through growth and in turnaround environments. His industry experience includes manufacturing, logistics, shipping, industrial distribution, retail, wholesale, publishing, commercial real estate and business services.

Sean earned his B.A. in History from the University of Pennsylvania and his M.B.A. from Harvard Business School. He currently serves on the Boards of All Safe Global, Inc., a distributor of beverage and industrial cylinders; Universal Window and Door, a manufacturer of historical and architectural window systems; Vital Delivery Solutions, a provider of critical same-day logistics services and warehousing; and YMCA Camp Belknap, a summer camp in Tuftonboro, NH.

When not working to maximize the long term value for the companies River Birch Partners invests in, Sean can be found coaching lacrosse, on the slopes of Sunday River and trying to catch up to his three young boys.

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Green Mountain Messenger is now Vital Delivery Solutions: Acquires General Courier of Maine

July 2021 – Vital Delivery Solutions (VDS), until recently known as Green Mountain Messenger, has rebranded to more accurately represent the compreh…

River Birch Partners Invests in Green Mountain Messenger

River Birch Partners is pleased to announce that it has made an investment in Green Mountain Messenger.

Attention to Detail from Start to Finish Garners Award for Universal Window and Door

June 2020 Marlborough, MA – Recently, Universal Window and Door (UWD) manufactured 470 custom historic replica windows for one of the oldest mil…