Greater Lowell Technical High School 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) Ameriprise Financial(800) 862-7919 ASPire Financial Services(866) 634-5873 Equitable(800) 628-6673 Fidelity Investments - Plan Number: 52555(800) 343-0860 Invesco OppenheimerFunds(800) 959-4246 Lincoln Investment Planning, LLC(800) 242-1421 Mass Mutual Life Insurance Company(800) 272-2216 Metropolitan Life Insurance Company(833) 642-1008