Dover Sherborn Regional 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) AIG Retirement Services (VALIC)(800) 448-2542 Cetera-MG Trust Company-PenSelect(803) 354-5003 Equitable(800) 628-6673 Fidelity Investments - Plan Number: 87078(800) 343-0860 Invesco OppenheimerFunds(800) 959-4246 Metropolitan Life Insurance Company(800) 560-5001