SDSU Research Foundation | 10,769 followers on LinkedIn. Supporting research at SDSU since 1943 | SDSU Research Foundation (SDSURF) is a non-profit auxiliary organization chartered to further the educational, research, and community service objectives of San Diego State University (SDSU). SDSURF currently administers approximately 1,500 active grants and contracts and has annual revenues of $230 million. With 180 central support staff and over 2,000 grant and contract project employees, it is the largest auxiliary in California.