Nelson Pope Voorhis is an environmental planning firm

We strive to build better communities by providing relevant, timely and accurate information and advice to our clients, and by helping to build consensus and understanding between stakeholders with disparate interests. NPV has been providing services to private and public sector clients in the tri-state area since 1997. With offices on Long Island and in the lower Hudson Valley, NPV focuses on the State Environmental Quality Act Review (SEQRA), environmental analysis / assessments, comprehensive planning for sustainability / resiliency, planning studies and zoning code, ecological resources, wetlands delineation and permitting, stormwater design and green infrastructure, environmental testing and due diligence / pre-purchase audits, economic analysis, grant writing and related fields.


Our partners are recognized leaders in the fields of environmental analysis, environmental assessment and planning and are committed to providing quality products that meet the needs of our clients.
Meet Our Partners


NPV’s multidisciplinary staff includes AICP-certified planners, economists, ecologists, hydrologists, certified environmental professionals, grants specialists and GIS specialists.

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