American Industrial Partners, a private equity firm focused on industrial businesses, has acquired RelaDyne, Inc. from Audax Private Equity.

RelaDyne is a provider of lubricants and distributor of fuel, diesel exhaust fluid, chemicals and other products. The firm is also an international provider of sustainability and reliability services to commercial and industrial end-markets with a focus on preventative maintenance, lowering total cost of ownership, decarbonization and sustainability of customers equipment and assets.

“This is another great step in the continued evolution and strategy for RelaDyne since our formation in 2010,” added Larry Stoddard, CEO of RelaDyne. “We thank Audax for their leadership over the past five years and look forward to partnering with AIP.”

Baird served as lead M&A advisor and Stephens served as co-advisor to RelaDyne. Kirkland & Ellis served as legal advisor to RelaDyne and Audax Private Equity.