Who founded sizeless?

sizeless was founded by Roger de Belsunce, Cornelius von Einem in 2023.

Who are sizeless's investors?

sizeless's investors include Gaingels, Y Combinator, Kaufmann Goetz Trading & Investment GmbH.

Where is sizeless headquartered?

sizeless is headquartered in San Francisco, US.

sizeless

YC S23

San Francisco, US · Founded 2023 · 4 employees · 3 known investors

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Sizeless provides an AI-powered mobile workflow for capturing construction trenches and utility connections with 3D precision. The software converts smartphone video scans into CAD-ready plans and GIS models for deep construction, district heating, and utility connection projects.

Also known as sizeless GmbH

AI & Machine Learning Construction Tech Developer Tools PropTech Computer Vision Real Estate Construction AIUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (S23)

sizeless was founded in 2023 by Roger de Belsunce and Cornelius von Einem.

Roger de Belsunce Co-FounderRoger de Belsunce earned a PhD in astrophysics from the University of Cambridge.

Cornelius von Einem Co-FounderHe previously worked as a researcher at ETH Zurich, focusing on computer vision and robotics.

Investors · 3

Gaingelslisted by GaingelsNew York · $200K – $500K

How we know: Y Combinator's founder network · gaingels.com · Not right? Tell us

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · funding news · open dataset · 5k.vc investor directory · Not right? Tell us

Kaufmann Goetz Trading & Investment GmbHreportedBerlin

How we know: Y Combinator's founder network · Not right? Tell us

Related companies · 4

SubVysionSubVysion creates high-precision 3D mapping technology that reveals the locations of subsurface utilities, enabling construction teams to identify and navigate around buried infrastructure during excavation work.

PermitPortalPermitPortal provides AI-powered site selection and permitting analysis for real estate development teams, automating document review, due diligence, and regulatory compliance work that typically requires months of consultant time.

BidflowBidflow is an AI tool that automatically counts electrical devices, lighting fixtures, and lighting controls from construction drawings. It serves electrical contractors and lighting distributors who need to prepare bids and quotes quickly.

Structured AIStructured uses AI and computer vision to automatically review architectural and engineering drawing packages, checking for compliance violations, coordination conflicts, and scope gaps across disciplines including architecture, structural, MEP, and civil engineering.

Companies working in the same space as sizeless.

Legal entities · 1

corporate structure

sizeless Corporation

Frequently asked questions

What does sizeless do?: Sizeless provides an AI-powered mobile workflow for capturing construction trenches and utility connections with 3D precision. The software converts smartphone video scans into CAD-ready plans and GIS models for deep construction, district heating, and utility connection projects.
Who founded sizeless?: sizeless was founded by Roger de Belsunce, Cornelius von Einem in 2023.
Who are sizeless's investors?: sizeless's investors include Gaingels, Y Combinator, Kaufmann Goetz Trading & Investment GmbH.
Where is sizeless headquartered?: sizeless is headquartered in San Francisco, US.