CLEVELAND–(BUSINESS WIRE)–The Riverside Company, a global private investor focused on the smaller end of the middle market, has signed a definitive agreement to sell Greenphire, the global leader in financial lifecycle management software for clinical trials, to Thoma Bravo, a software focused private equity firm. The pending transaction is expected to close in the second quarter of this year, subject to the satisfaction of regulatory approval and customary closing conditions. Financial detai