> FISHER ASSOCIATES, P.E., L.S., L.A., D.P.C. New York Since: 1984 FISHER ASSOCIATES, P.E., L.S., L.A., D.P.C.
> COSTICH ENGINEERING, LAND SURVEYING AND LANDSCAPE ARCHITECTURE, D.P.C. New York Since: 1977 COSTICH ENGINEERING, LAND SURVEYING AND LANDSCAPE ARCHITECTURE, D.P.C.
