THOR supports the US Coast Guard Surface Forces Logistics Center (SFLC) in executing its mission to provide the surface fleet and other assigned assets with depot level maintenance, engineering, supply, logistics, and information services as the single logistics center for the Coast Guard surface fleet. 

THOR provides engineering, maintenance, supply, and technical information services support to SFLC in support of 242 cutters and over 1,800 boats stationed across the US. 

For example, THOR provides electrical and engineering support services for the installation, design, drawings, and 270 WMEC, 210 WMEC, and 295 WIX centrifugal oily water separator system installation in support of the Engineering Branch, Surface Forces Logistics Center (SFLC) Medium Endurance Cutter (MEC) Product Line (MECPL).