The company is led by Keith and Glenn Stinson, the third-generation of family ownership.
Based in the San Francisco Bay area and Miami, Argand invests in the middle market.
XP Private Equity also participated in the investment.
GroupeX Solutions is a professional services company.
The new team's clients include Goldman Sachs, Great Hill Partners, Sixth Street, and Thayer Street Partners.
Immedica Pharma is a pharmaceutical company based in Stockholm, Sweden.
Audiotonix is an audio mixing and engineering business.
Quesnel River Pulp and Slave Lake Pulp produce bleached chemi-thermomechanical pulp used to make paper products.
Previously, Sonawane was vice president of private markets at Bessemer Trust.
Celebrity is a provider of transportation and logistics for the live events and entertainment sector.