Sevenson Environmental Services Inc. Email Format

Environmental ServicesNew York, United States201-500 Employees

Sevenson Environmental Services provides a broad range of cleanup services for sites and facilities contaminated by hazardous materials. The firm began in 1979 when it was selected as the principal contractor for remediation at the Love Canal Superfund site in Niagara Falls, New York. It has completed more than 1,500 projects, including 151 on the EPA's NPL Superfund list, with a combined value over $6.5 billion, and serves major industrial clients as well as federal and state agencies across the continental United States, Canada, and Puerto Rico.

The company is based in Niagara Falls, New York, and is led by the Elia family, a third-generation family-run business with roots dating to 1917. In 2025, Sevenson was engaged by the U.S. Environmental Protection Agency to begin dredging contaminated sediment as part of a dam-removal project, underscoring its involvement in large-scale remediation work.

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