George Mashini Joins Welsh, Carson, Anderson & Stowe as An Operating Partner in the Firm's Technology Group NEW YORK, January 15, 2021-- Welsh, Carson, Anderson & Stowe (WCAS), a leading private equity firm focused exclusively on the technology and healthcare industries, announced today that George Mashini has joined the firm as an Operating Partner. Mr. Mashini has over 15 years of technology leadership experience. Most recently, he was Chief Revenue Officer and Chief Technology Officer at Quick Base, a WCAS portfolio company offering a leading low-code development platform.