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Proptech

4 dead or acquired startups in Proptech with completed research reports.

Every startup playbook in our database, ready to build

Each deep-dive includes a post-mortem, step-by-step rebuild plan, and a technical spec you can paste straight into Claude Code, Cursor, or Lovable.

See Pro plans
W12
Acquired
42

42Floors

Real Estate

We make it easy to search for office space.

S20
Inactive
Atmos logo

Atmos

Housing

The entire homebuilding process, all online

W22
Inactive
Nophin logo

Nophin

Generative AI

AI Deal Screening Analyst for Commercial Real Estate Acquisitions

S11
Acquired
Zeus logo

Zeus

Real Estate

Tech-enabled property manager focused on corporate rentals; Acquired…

Startups.RIP — Dead startups, alive ideas
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