Big Pine Unified 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) American Fidelity Assurance Co.(800) 654-8489 CalSTRS Pension2(888) 394-2060 CTA RSP 403(b) Plan(855) 604-6222 Security Benefit Group(800) 888-2461