RelaDyne Acquires Dawson Oil Company

RelaDyne Acquires Dion and Sons

February 7, 2026

Oil & Gas

RelaDyne has acquired Dion and Sons, a Southern California petroleum distributor and provider of industrial reliability services with seven facilities across the region. The deal expands RelaDyne's West Coast footprint and strengthens its product and service offerings in fuel, lubricants, DEF, and reliability services.

RelaDyne Acquires Allied Oil

June 14, 2023

Logistics & Distribution

RelaDyne, the nation's largest lubricant distributor, has acquired Allied Oil, a Midwest leader in lubricant and diesel exhaust fluid (DEF) solutions and industrial reliability services based in Omaha, Nebraska. The acquisition expands RelaDyne's geographic presence and route density in the Upper Midwest, while providing Allied Oil access to RelaDyne's resources, product breadth, and technology.

RelaDyne Acquires Domestic Fuels & Lubes

September 30, 2025

Oil & Gas

RelaDyne has acquired Domestic Fuels & Lubes, a regional distributor of commercial fuels, lubricants and diesel exhaust fluid (DEF) headquartered in Chesapeake, Virginia. The deal expands RelaDyne’s regional density in the Mid-Atlantic and Southeast U.S., adding three locations across southeastern Virginia and northeastern North Carolina to its national distribution platform.

RelaDyne Acquires Dennis Oil Company

January 29, 2026

Oil & Gas

RelaDyne has acquired Dennis Oil Company, a family-owned blender and distributor of commercial and industrial lubricants headquartered in Springfield, Missouri. The deal expands RelaDyne's Midwest footprint and adds density and product/blending capabilities across Missouri, Kansas, Oklahoma, and Arkansas.

RelaDyne Acquires New West Oil Company

December 9, 2020

Energy

Cincinnati-based RelaDyne LLC, a portfolio company of Audax Private Equity, has acquired New West Oil Company, an Arizona-based lubricant and commercial fuels distributor with an environmental services division. The deal marks RelaDyne’s first expansion into Arizona and Nevada and adds New West’s team, customer relationships, and used-oil/environmental service capabilities to RelaDyne’s national platform.

RelaDyne Acquires Enterprise Oil Co.

October 13, 2021

Manufacturing

RelaDyne has acquired Enterprise Oil Co., a family-owned lubricants blender, packager, and distributor based in Chicago, Illinois. The deal expands RelaDyne’s custom blending and distribution footprint in the Chicagoland region and brings Enterprise Oil’s aviation, automotive and industrial lubricant relationships into RelaDyne’s platform.