Based in Walnut Creek, California, Buyerlink is an online auction marketplace for performance-based marketing.
Prior to joining Riverside, Sigelbaum was president and CEO of MultiPlan.
Before joining Riverside, Kahler was a managing director at ORIX Capital Partners.
Based in St. Louis, Missouri, Pretium is a provider of sustainable packaging solutions for specialized applications.
She is based in New York.
Also, S&S has named Richard Fuchs to its board of directors.
Effective immediately, Alexandre Roy, senior managing director, total fund management, will take on PSP Investments' CIO office responsibilities on an interim basis.
In this role, Shtepani will pursue attractive investment and growth opportunities in middle-market healthcare businesses.
Previously, Lee worked at Comvest where he was a partner and co-head of consumer & retail for the company's direct lending strategy.
Headquartered in St. Louis, Missouri, Oral Surgery Partners is a management services provider to oral surgery practices.