Wittenberg-Birnamwood School District **SRA ONLINE ENROLLMENT PROCESS** Click here to start, stop or change a Salary Reduction Agreement. Click here to review the Online Salary Reduction Agreement Instructions. 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) Brighthouse Life Insurance Company(800) 638-5433 Metropolitan Life Insurance Company(833) 642-1008 Security Benefit Group(800) 888-2461 WEA Tax Sheltered Annuity(800) 279-4030 457(b) Security Benefit Group(800) 888-2461 Roth 403(b) Brighthouse Life Insurance Company(800) 638-5433 Metropolitan Life Insurance Company(833) 642-1008 Security Benefit Group(800) 888-2461 WEA Tax Sheltered Annuity(800) 279-4030 Roth 457(b) Security Benefit Group(800) 888-2461