Empereon Marketing (via Constar Financial Services) notified California residents of a data security event involving a partner company. On July 22, 2024, Constar became aware that an unauthorized actor accessed archived data sets on a partner's systems. The breach occurred on June 30, 2024. Affected data may include names, Social Security numbers, and financial account information. The partner secured systems and engaged forensic specialists. Constar is offering credit monitoring via Equifax.