Subsite Electronics is the world's leading manufacturer of locating equipment designed to identify the locations of underground cable, pipe, conduit, and duct. The Subsite product line offers the most advanced underground utility locating systems available, including hand-held electronic equipment, ground-penetrating-radar, fault-locating systems, and electronic marker locator accessories. Subsite Electronics is a division of The Charles Machine Works, Inc., the world's leading provider of underground utility construction equipment.