Purpose: Fermi Forward Discovery Group (FFDG), Lead, SD, is issuing the following Sources Sought to Request Information (RFI), with the intent of determining contractor interest, capabilities, and qualifications of potential businesses for market research and an estimated budget for Warehouse space. Description: FFDG intends to identify qualified and certified contractors that have the capability to provide an interior secondary warehouse for the storage of oversized equipment and materials. The space requirements range from 15,000 to 55,000 square feet. The storage will be needed for up to 3 years. The warehouse needs are in support of the Long Baseline Neutrino Facility (LBNF) Deep Underground Neutrino Experiment (DUNE).