Articles from TRISTAR Insurance Group, Inc.
TRISTAR Insurance Group Appoints Viviane Ruiz as Senior Vice President of Managed Care
TRISTAR Insurance Group, Inc., the largest privately held, independent third-party claims administrator in the United States, today announced the appointment of Viviane Ruiz as Senior Vice President of Managed Care, effective immediately.
By TRISTAR Insurance Group, Inc. · Via Business Wire · October 26, 2026
