Genstar Capital is a private equity investment firm that makes leveraged investments in middle-market companies in the state of California. Founded in 1988, the firm works in partnership with management in an attempt to transform its portfolio companies into industry-leading businesses. It has more than $3 billion of committed capital under management and focuses on selected segments of the life sciences, business service and industrial technology sectors. The firm makes control-oriented investments and operates with a variety of deal structures, including minority investments, growth capital and partnering with other private equity firms. Genstar Capital has made investments in several companies that include Installs, Altra Industrial Motion, North American Energy Partners and BioSource International.