Sterling Investment Partners, a middle market private equity firm, completed the investment in AIMS Companies, a national provider of infrastructure, inspection, maintenance and support services. Financial terms were not disclosed. “We like the long-term secular trends of the demand for the types of services AIMS provides, which tend to be resistant to economic cycles. We are very excited to work with Chris and the rest of the AIMS team as they continue to expand their geographic reach and build a world-class business services platform,” Michael Barr, AIMS Companies Senior Partner.