Over 25 years of excellence
in transportation and water infrastructure projects
Engineering | Construction Oversight | Administrative Support
Services
Resident Engineering Inspection (REI)
Maintenance and Protection of Traffic
Office Technical Support
Roadway Improvements
Utilities Engineering and Coordination
Transportation
Stormwater Management / Drainage
Collection Systems / Pumping Stations
Water/Wastewater Treatment Plants
Resiliency Improvements
Odor Control / Sewer Overflow
Odor Monitoring and Treatment
Water
Project Coordination
Project Administration
Document Control
Compliance Coordination
Contract Administration
Technical Administration
Administrative
Why CSM Engineering
Local Expertise
Over 30 years serving NYC and Long Island in civil, transportation, and wastewater projects.
Certified Diversity
WBE, MBE, and DBE certifications—all for public sector partnerships.
Full-Service Team
Experienced engineers, inspectors, and project managers.
Trusted by Top Agencies
Trusted with NYCDEP, NYSDOT, MTA, and leading consultants.
Proven Track Record
Reliable partner on complex, long-term infrastructure projects.
Representative Agencies
Their local municipalities on Long Island.
Featured Projects
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Long Island Expressway & Cross Island Parkway Interchange
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BPCA - Battery Park Resiliency Project
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Newtown Creek Wastewater Treatment Plant
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Design-Build for Route 110 Over Route 27