Continuum Ventures Acquires Majority Stake in Action Water Sports

Continuum Ventures Acquires Majority Stake in Walstrom Marine

June 15, 2021

Retail

Continuum Ventures, the investment management company for Doug and Maria DeVos, has acquired a majority ownership stake in Walstrom Marine as part of the company's long-term succession plan. Colony Marine and the James Mestdagh family took minority stakes, while the Ward Walstrom family remains a minority owner and Tom Ervin continues as President. The investment aims to support growth and preserve Walstrom’s family-run full-service boating operations across Northern Michigan.

Walstrom Marine Acquires Grand Bay Marine

November 15, 2023

Retail

Walstrom Marine has acquired Grand Bay Marine, a Michigan-based full-service boat dealership with locations in Traverse City and Charlevoix. The seller, Liz Carney and her family, will assist with the transition while Grand Bay's 38 employees remain; the deal expands Walstrom's footprint across the Great Lakes and adds the Regal brand to its portfolio. The investor group led by Continuum Ventures (the DeVos family office) — which previously invested in Walstrom — will own Grand Bay through their stake in Walstrom.

Walstrom Marine Acquires Algonac Harbour Club

July 21, 2023

Transportation

Walstrom Marine has acquired Algonac Harbour Club, a family-owned full-service marina on the St. Clair River in Algonac, Michigan. The investor group led by Continuum Ventures (the DeVos family office) — which previously invested in Walstrom Marine — and several family investors will own the marina; founder Peter Beauregard Sr. will serve as a consultant and Pete Beauregard Jr. will retain an ownership stake.

Seawall Capital Acquires Kent Water Sports Holdings

December 31, 2020

Consumer Products

Seawall Capital, a middle‑market private equity firm, acquired Kent Water Sports Holdings, LLC (Kent) for an undisclosed amount; the transaction closed on December 31, 2020. Seawall said it will partner with Kent’s management and the Archer family to provide capital and resources to accelerate organic growth and pursue future acquisitions across Kent’s portfolio of action‑sports brands.

OneWater Marine Acquires Walker Marine Group

January 4, 2021

Retail

OneWater Marine Inc. completed the acquisition of Walker Marine Group, a five-location boat dealership group in southwest Florida, marking OneWater's largest acquisition to date. The deal expands OneWater's presence in Florida and adds a dealer with over $80 million in trailing twelve-month revenue and established service, parts, and F&I capabilities.

GreatWater 360 Auto Care Acquires Cars, Trucks & Vans

July 7, 2025

Automotive

GreatWater 360 Auto Care has acquired Cars, Trucks & Vans, a long-standing full-service auto repair shop in Davenport, Iowa. The shop will continue operating under its existing name and team while joining GreatWater's network to support the location with upgraded tools, training, and operational resources to deepen the company's presence in Iowa.