Chris Witkowsky
Rothstein most recently led Wesco/Anixter's $2 billion-plus global security and fire business as senior vice president in global security solutions.
The company's founder Ed Fleischman will stay on the board of directors and maintain a significant minority stake.
Kainos invested in Ferraro Foods in 2018 after building a relationship with Ferraro's owner Michael Giammarino.
Zuboff joined from WindSail Capital Group, where he worked as a principal.
The add-on is American Construction Source's ninth under Angeles Equity's and Clearlake's control.
The deal is expected to close in the second quarter.
Fund X took under four months to raise after launching into market in December.
Thoma Bravo’s sale of Ellie Mae is Deal of the Year and Welsh, Carson, Anderson & Stowe is exploring a sale of SpringStone.
Clearlake Capital Group worked some magic with its single-asset secondaries deal for portfolio company Ivanti.
PSG invested in Pineapple Payments in 2017, and completed seven acquisitions under the firm's ownership.