As a multi-disciplinary Engineering, Planning, Construction Management   and Environmental Consulting firm, Cashin Associates, P.C., has been providing Professional Services throughout the region since 1959. A Professional Corporation licensed and certified in the State of New York, and headquartered on Long Island, we are staffed with engineers, architects, landscape architects, construction managers, environmental scientists, geologists, planners, inspectors, claims specialists, and other technical support personnel. We are active throughout the eastern United States.