Yorktown Community Schools 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) ASPire Financial Services(866) 634-5873 Metropolitan Life Insurance Company(833) 642-1008 Security Benefit Group(800) 888-2461 Roth 403(b) ASPire Financial Services(866) 634-5873 Metropolitan Life Insurance Company(833) 642-1008 Security Benefit Group(800) 888-2461