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1 / 3Two former Palantir executives raise $17 million from a16z to design whole buildings with a model×

The round

Dream, founded by Stanford roommates Andy Elder and Arjun Mathur after about a decade each at Palantir, raised a $17 million seed led by Andreessen Horowitz, with SV Angel, XYZ and Zigg Capital.

The model

Its model is trained on more than 100 million square feet of building data from US permit archives, including plumbing and HVAC, and is meant to replace AutoCAD and Revit for early design and cost estimates.

In use

It is in use on 10 projects in Texas and California, against Motif, Snaptrude and Arcol.

Sources and the full story

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Two former Palantir executives raise $17 million from a16z to design whole buildings with a model

Dream, founded by Stanford roommates Andy Elder and Arjun Mathur after about a decade each at Palantir, raised a $17 million seed led by Andreessen Horowitz, with SV Angel, XYZ and Zigg Capital. Its model is trained on more than 100 million square feet of building data from US permit archives, including plumbing and HVAC, and is meant to replace AutoCAD and Revit for early design and cost estimates. It is in use on 10 projects in Texas and California, against Motif, Snaptrude and Arcol. SourcesB

Sources

• BEx-Palantir execs launch Dream with $17M from a16z (TechCrunch)techcrunch.com

This story ran in the Afternoon Brief of October 30th 2026.