Express Oil Change & Tire Engineers is an American automotive maintenance brand, with services including its signature 10 minute oil change, in addition to full-service mechanical, tires, brakes, and more general service offerings. Founded in 1979, the chain now operates 341, both corporately-owned and franchised stores, in 19 states. In 2017, the company was acquired by San Francisco-based private equity firm Golden Gate Capital. The following year, Golden Gate announced a merger of Express Oil with its newly-acquired Mavis Discount Tire thus creating one of the largest automotive maintenance providers in the United States, known as Mavis Tire Express Services Corp, with over 1,100 service centers across 27 states. In March 2021, the combined company of Mavis Tire Express Services was acquired by an investor group led by BayPine, TSG Consumer Partners and West First Management. They are headquartered in Birmingham, AL.  

Golden Gate Capital is an American private equity firm based in San Francisco. The firm makes investments in a number of select industries, including technology, financial services, retail and industrial, through leveraged buyout transactions, as well as significant minority purchases and growth capital investments.

Founded in 2020, BayPine is a private equity firm based in Boston, Massachusetts. The firm prefers to invest in healthcare, business services, specialty industries, and consumer sectors.

TSG Consumer Partners is an American private equity company based in San Francisco, California. The firm was founded in 1986, and was among the first private equity firms to invest exclusively in consumer companies.