Rohan Engineering, P.C. is a full service licensed engineering firm in the States of New York and Florida. Brian M. Rohan, P.E. is the Professional Engineer of Record for Rohan Engineering, P.C. in New York and Florida. Here at Rohan Engineering, over time we have developed well over three hundred residential and commercial building projects from conceptual
CSM Engineering P.C., is a multi-disciplined professional engineering firm serving Long Island and the greater New York City Metropolitan Area, specializing in civil engineering, water/wastewater, and transportation projects. Founded in 1999, the firm is centrally located in Nassau County. Our staff consists of electrical, mechanical, civil engineers