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AEA Investors sells RelaDyne to Audax

Audax Private Equity has acquired Cincinnati-based RelaDyne Inc, a lubricant, fuel and DEF distributor. The seller was AEA Investors. No financial terms were disclosed. Harris Williams & Co. advised RelaDyne and AEA Investors on the transaction.


BOSTON–(BUSINESS WIRE)–Audax Private Equity (“Audax”) today announced that it has partnered with management to acquire RelaDyne, Inc. (“RelaDyne”) from AEA Investors, a private equity firm based in New York. Terms of the transaction were not disclosed.

RelaDyne, headquartered in Cincinnati, Ohio, is an industry leading lubricant, fuel, and DEF distributor providing customers with integrated reliability management services for industrial and commercial businesses. RelaDyne’s distribution platform spans more than 90 locations serving customers across the Central, Mid-Atlantic, and Southern U.S. For more information, visit

Geoffrey S. Rehnert, Co-CEO of Audax Group, said, “RelaDyne is a leader in lubricant, fuel, and DEF distribution and customer service. We look forward to working with Larry Stoddard and the RelaDyne team to build a national platform through organic growth and strategic add-on acquisitions.”

Larry Stoddard, President and CEO of RelaDyne, said, “RelaDyne and its team of 750+ associates are excited to be partnering with Audax. They bring great expertise and funding focused on distribution and will help us meet the long-term goals as we continue to build this great company.”

Harris Williams & Co. advised RelaDyne and AEA Investors. Kirkland & Ellis LLP served as legal counsel to Audax.

Since its founding in 1999, Audax Private Equity has been focused on building leading middle market companies. Through its disciplined Buy & Build approach, Audax seeks to help platform companies execute add-on acquisitions that fuel revenue growth, optimize operations, and significantly increase equity value. Audax Private Equity is an integral part of Audax Group, an alternative asset management firm specializing in investments in middle market companies. With offices in Boston, New York, and Menlo Park, Audax Group has over $10 billion in assets under management across its Private Equity, Mezzanine, and Senior Debt businesses. For more information, visit the Audax Group website