Archer, a U.S.-based service provider to the asset management industry, has expanded its client experience team, adding Sheryl Kushma as VP of relationship management and DJ Polis as AVP, client platform specialist. Kushma joins Archer with more than 20 years of industry experience, having worked at BNY Mellon, 1838 Investment Advisors, SEI and, most recently, AJO. Polis has 13 years of asset management experience in portfolio accounting, business operations, client relations, and business development, joining from Penn Capital Management.