Beverly Hills-based Levine Leichtman Capital Partners announced Tuesday that one of its portfolio companies, aircraft ground support equipment maker Tronair, Inc. of Holland, Ohio, bought Eagle Industrial Truck Manufacturing of Taylor, Mich., a provider of aviation tow tractors. Terms were not disclosed.

Santa Monica’s Clearlake Capital Group announced Friday that a portfolio company, ConvergeOne Holdings Corp. of Eagan, Minn., a communications and data provider, has acquired Ontario-based IT firm SIGMAnet Inc. Terms were not disclosed.

Hermosa Beach-based Marlin Equity Partners announced Tuesday it had acquired email marketing software maker BlueHornet Networks Inc. of San Diego. Terms were not disclosed.