What we do


Sarka Leff Engineering PLLC offers consulting civil engineering services to architects, engineers and planners, as well as property owners. We provide design and production of the following:


Permitting Applications to:

Building, Planning and Zoning Departments
Local, County Highway Departments
New York State Department of Transportation
County Health Departments
New York State Health Department
NYC Department of Environmental Protection (NYCDEP)
NYS Department of Environmental Protection (NYSDEC)


Feasibility Studies

Environmental Review Process Supporting Documents

Stormwater Pollution Prevention Plans

On-site Waste Water Treatment Systems - (Residential to Intermediate Size Systems for School Campuses)

Construction Phasing Plans

Construction Documents of Various Project Stages