We size up
any site.
Instantly.

Accurate, comprehensive zoning analysis to unlock opportunity.

In NYC today. In your city tomorrow.

Accurate data

With our proprietary data infrastructure, the analysis is correct, every time.

• Envelope’s own survey-grade lot map

Accurate data

With our proprietary data infrastructure, the analysis is correct, every time.

• Envelope’s own survey-grade lot map
• Up-to-date air rights transaction history

Accurate data

With our proprietary data infrastructure, the analysis is correct, every time.

• Envelope’s own survey-grade lot map
• Up-to-date air rights transaction history
• Corrected zoning boundaries and proximity to corners and wide and narrow streets

Comprehensive coverage

We’ve spent years going deep in NYC. We’ve modeled:

• All 5 boroughs of NYC
• Special purpose districts, overlays, and incentive areas
• Complex zoning scenarios such as split lots and sliver law

Native to NYC,
and coming to your city

Envelope’s technology is first-of-its-kind, built for the most complex cities in the world, and scalable anywhere.

Native to NYC,
and coming to your city

Envelope’s technology is first-of-its-kind, built for the most complex cities in the world, and scalable anywhere.