RelaDyne Acquires Ocean State Oil

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 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 Santie Oil Company

July 29, 2025

Industrial Services

RelaDyne, a portfolio company of American Industrial Partners, has acquired Santie Oil Company, a lubricant distributor serving industrial, commercial, and automotive customers in the Midwest. The deal expands RelaDyne’s regional distribution presence and enhances its e-commerce-enabled product and service offering.

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 Orange Line Oil Company

June 29, 2022

Logistics & Distribution

RelaDyne has acquired Orange Line Oil Company, a Pomona, California-based bulk motor oil wholesaler and distributor. The deal expands RelaDyne's distribution footprint and route density in Southern California, adding automotive-focused customers and broader product options for Orange Line's customer base.

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.