The Sevenson Standard

At Sevenson, our culture is what sets us apart. For over a century, we’ve been more than just a contractor – we’re a team of problem-solvers, innovators, and committed professionals who take pride in restoring the surrounding environments. Our people are the foundation of our success, and we work hard to ensure that Sevenson remains a place where every individual is valued, respected, and empowered to grow.

Built on legacy. Driven by purpose. Grounded in integrity.

The Sevenson Standard reflects the values that guide our work, shape our culture, and defines how we show up – for each other, our clients, and our communities.

Rooted in Remedial Construction
Expanded into Environmental Dredging

Since our inception, Sevenson has been a leader in remedial construction, delivering safe, efficient, and results-driven solutions for complex environmental challenges. Our foundation is built on decades of expertise in restoring contaminated sites to productive use.

Remedial Construction

Since our inception, Sevenson has been a leader in remedial construction, delivering safe, efficient, and results-driven solutions for complex environmental challenges.

Environmental Dredging

Our dredging operations use advanced techniques and equipment to safely remove, handle, and dispose of hazardous materials from rivers, lakes, and harbors, ensuring environmental health and compliance.

Federal Programs

Sevenson has been providing remedial construction and environmental dredging services to federal agencies since 1985.

Additional Services

Beyond our core specialties, we offer a range of complementary services, including site investigation, dewatering, waste transportation, and long-term environmental monitoring, delivering end-to-end project support.