The Diamond Engineering Company is an employee-owned, privately-held corporation. The ownership of the company consists of current and former employees. Current and past employee/shareholders serve on the Board of Directors to ensure the long-term viability of the company. Supported by a highly experienced management team and crews with decades of experience in the industry, The Diamond Engineering Company has been providing heavy construction services in the Midwest for many years. The company is licensed, bonded, insured and subscribes to the highest level of business ethics and reliability.

Specializing in government, industrial, commercial, and residential infrastructure construction, The Diamond Engineering Company has been doing utility construction, telecommunications, concrete, and structure work for many years. Projects involve site preparation spanning multiple applications for roads, bridges, telecommunications, water mains and sewer systems for local municipalities, county and state projects, industrial sites, commercial projects, and residential developments.

In addition, our experienced team handles sewer and water line installation, fire lines, storm drain systems (including vaults), sewer system installations and repairs , retaining walls, and retention ponds. Trenching and pipe installation is done using the latest digital technology to ensure accuracy and quality. Being sensitive to the environment, the company practices TECP compliance and handles erosion control on every project.

As a “one-stop shop”, The Diamond Engineering Company also handles roads, bridges, culverts, and projects that require concrete work including walls, curbs, sidewalks and lighting, including striping and signage. In addition, your project may require trenching, or directional boring, which can be handled by our professional installation teams.

Since our employees are shareholders, we have a vested interest in making sure your project is done right, on time, and under budget. We live in the area and maintain 24/7/365 emergency service capability and have the equipment and technical expertise to resolve issues regarding any project.

THE DIAMOND ENGINEERING COMPANY