The firm‘s principal M.S. (Moh ) Longi P.D., P.E. heads our Engineering division. Mr. Longi has 40+ years of international and domestic experience. Mr. Longi’s diversified experience includes working for contractors, consultants, and 25+ years with the Metropolitan Transportation Authority (MTA) – Long Island Rail Road (LIRR), New York. While employed at the MTA- LIRR, one of the largest transportation authorities in the world, Mr. Longi successfully managed complex multi-million dollar inter agency public sector projects.

Mr. Longi is a graduate of Cooper Union with Masters in Structural Engineering, Professional Degree in Structural/Geotechnical Engineering from Columbia University, and Masters in Transportation Planning and Engineering from Polytechnic University. Mr. Longi is a licensed professional engineer in the states of New York, New Jersey, Connecticut, and Pennsylvania.

Mr. Longi is the principal author who formulated “Concrete Slab Track” specifications published in 1999 in the AREMA Railway Manual, as an industry standard for Railroads and Rail Transit. He is also an active committee member in AREMA, TRB, and ACI organizations.