Stuyvesant Environmental Contracting is together with its associated companies at work across the globe. Stuyvesant Environmental Contracting is the US based environmental specialist within the Royal Boskalis Westminster group in the Netherlands. The Royal Boskalis Westminster Group has over 100 years of worldwide dredging experience, and provides extensive resources relating to dredging technology, design, production, sediment treatment and dewatering, and technology innovation.

Stuyvesant Environmental Contracting (known as Stuyvesant E.CO) is responsible for executing soils and sediment processing operations in the US, using engineering capacity and equipment from the Dutch associated company Boskalis Dolman bv. . Through this network of companies and their support, Stuyvesant E.CO has access to a wide-ranging network of expertise in the field of environmental engineering and construction and related fields.

The Stuyvesant companies have been active in the US since early 1980.