Founded in 1906, Subsurface Constructors Incorporated has established itself as a premier geotechnical contractor with over 115 years of experience in the industry. Based in St. Louis, Missouri, the company provides an extensive range of services including ground improvement, deep foundations, earth retention, and geotechnical engineering across the United States. A hallmark of Subsurface is its commitment to quality, emphasizing long-term relationships with clients rather than short-term profits. This philosophy is coupled with a steadfast dedication to safety and excellence in service, contributing to its outstanding reputation in the market.
Subsurface Constructors stands out as one of the few contractors that provide both ground improvement and deep foundation services, focusing on value engineering that benefits engineers and builders alike. The company prides itself on being accessible and responsive, ensuring that clients have a seamless experience from initial contact through project completion. With a rich heritage stemming from significant contributions to the St. Louis region’s development, including foundational work for major buildings, Subsurface has grown regionally while expanding its capabilities nationally.
In recent years, Subsurface has opened additional offices, including one in Boston, to better serve clients on the East Coast, showcasing its ambition and commitment to national growth and recognition. The company's technical competence is matched by a large and varied fleet of equipment, which allows for practical and cost-effective solutions tailored to meet the diverse needs of its clientele. With a progressive approach to job-site safety, Subsurface Constructors ensures that every project is not only productive but also adheres to rigorous safety standards, reinforcing its position as a trusted partner in geotechnical construction.
