DEEP Foundations, LLC takes pride in its reputation for honesty and excellence. DEEP Foundations, LLC clients routinely tell us they can simply rely on us. They tell us the satisfaction they find not having to worry about their project getting completed safely, on schedule, and within budget. Our headquarters is located in Pacific, MO, about 35 miles southwest of St. Louis, MO. We proudly serve the State of Missouri and surrounding states, though many projects have and continue to take us around the nation and Canada.