Engineers in St. Louis, MO

Midwest Testing is a full-service geotechnical, environmental and materials engineering consulting firm that provides field exploration, laboratory testing, engineering analysis and construction observation services. Founded in 1985, the firm offers a range of services, including soil and laboratory testing, roofing inspection, engineering, computer-aided design and environmental assessments. Its engineering services inlcude foundation analysis, slope failure correction, pavement evaluation, seismic engineering, and retaining wall, dam and pavement section design. Midwest Testing s soil testing services inlcude field density, foundation observations, pier and pile inspections and borrow material evaluation. In addition, the firm provides several field services, such as test borings, monitoring well installation, soil sampling and resistivity surveys.

With more than 93 years of growth, HNTB Corporation has become one of the most prominent engineering, architecture and planning firms in the United States. The employee-owned company, with more than 3,400 employees and 62 offices nationwide, serves clients in the transportation, architecture and federal markets with technical excellence and a commitment to performance providing work, on time, on budget and to the client's satisfaction. HNTB is a multidisciplinary firm known for its work in transportation, bridges, aviation, architecture, urban design and planning, environmental engineering, water and construction services. Founded in 1914, HNTB has designed movable bridges, the first modern turnpike and a significant portion of the U.S. interstate system. HNTB has a location in St. Louis, Mo.

Louis-based Cole & Associates is a multidiscipline firm that provides a full range of civil engineering and land development services. Founded in 1991, it provides a variety of professional expertise to municipal markets, government agencies, and developers and owners of residential and commercial property. Owned by 12 partners, the company has more than 300 years of specialized experience in technical knowledge, and civil engineering works and business consultation services. The firm has a staff of more than 70 people that offers a wide range of services, such as planning, surveying and landscape architectural services. Cole & Associates is located in St. Louis, Mo.

The Benham Companies is a full-service planning and design firm founded in 1909. The organization is a wholly owned subsidiary of Science Applications International Corporation. It has experience across many project types and serves both private and public sector clients. The Benham Companies has expertise in advanced communication, aerospace, automotive, energy management and homeland security applications. The organization specializes in corporate, commercial, education, engineering, industrial, manufacturing and systems integration services. Its services span from permitting support, procurement, design-build, project delivery and facility abandonment. The Benham Companies also help businesses offer consumers enjoyable shopping experiences in stores through providing advanced facilities and amenities. The organization has a location in St. Louis.