OneWater Marine Inc. (NASDAQ:ONEW) ("OneWater" or the "Company") today announced that Jeffrey Lamkin has resigned from the Company's Board of Directors (the "Board"), effective as of the close of business on September 3, 2026, in order to focus on other professional interests. Mr. Lamkin’s departure was not due to any disagreement with the operations, policies or practices of the Company. Following the resignation, the Company's Board of Directors will consist of eight directors.

"Jeff has been a valued member of our Board since before the Company's IPO and has served continuously as a director throughout our evolution as a public company," said Austin Singleton, Executive Chairman of the Board. "On behalf of the Board, I want to thank him for his many years of dedicated service, leadership, and contributions to OneWater, and I wish him continued success in his future endeavors."

About OneWater Marine Inc.

OneWater Marine Inc. is one of the largest and fastest-growing premium marine retailers in the United States. OneWater operates a total of 90 retail locations, 6 distribution centers / warehouses and multiple online marketplaces in 17 different states, several of which are in the top twenty states for marine retail expenditures. OneWater offers a broad range of products and services and has diversified revenue streams, which include the sale of new and pre-owned boats, finance and insurance products, parts and accessories, maintenance, repair and other services.

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Investor or Media Contact:

Jack Ezzell

Chief Operating Officer and Chief Financial Officer

IR@OneWaterMarine.com