CSM Engineering is certified and pre-qualified by several federal, state and city agencies:
New York State Empire Development Corporation
New York State Department of Transportation
New York State Department of Economic Development - Empire State Development
New York State Department of Education
Port Authority of New York and New Jersey
New York City Department of Business Services
New York City School of Construction Authority
New York City Housing Authority
New York City - Metropolitan Transportation Authority (MTA)
Nassau County - Long Island
Suffolk County- Long Island
CSM Engineering is a member of the American Council of Engineering Companies (ACEC New York) and New York Water Environment Association, Inc. (NYWEA)