Who
we are & who we serve: Upstate
Development
is a New York State Corporation owned and operated by Robert Roselli, PE. A licensed
Professional Engineer in NY, NJ and CT. SDN Design Group is a New York State registered
Company owned and operated by Nelson Guerrero. We
operate throughout southern NY State and northern and central NJ and southwestern
CT. Our expertise includes all phases of residential land development and associated
disciplines. Areas
of expertise:
- Subdivisions. - Septic Systems. - Site Development. - Commercial
and Residential Site Plans
- Foundation Plans. - Retaining Wall Design. - Grading and Drainage.
- Residential Architectural Plans ( New and additions; NY only).
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