Mount Ascutney School District Authorized Investment Providers For specific investment provider information, please click on the investment provider name of your choice to visit the company's website. 403(b) Corebridge Financial (formerly AIG Retirement Services-VALIC)(800) 448-2542 Horace Mann Insurance Company(800) 999-1030 Security Benefit Group(800) 888-2461 Vanguard Investments - Plan Number: 437978(800) 569-4903 Roth 403(b) Corebridge Financial (formerly AIG Retirement Services-VALIC)(800) 448-2542 Horace Mann Insurance Company(800) 999-1030 Security Benefit Group(800) 888-2461 Vanguard Investments - Plan Number: 437978(800) 569-4903