/Companies

Mighty Buildings

DefunctYC W18

San Francisco, US · Founded 2017 · Delaware corporation · 200 employees · 51 known investors

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Mighty Buildings manufactures prefabricated homes using 3D printing technology and robotics, with a goal of reducing construction emissions and waste. The company serves the residential housing market by automating 80% of production through proprietary printing materials that can be cut and trimmed by robotic systems.

PropTechRoboticsConstruction3D PrintingUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (W18)

Mighty Buildings was founded in 2017 by Slava Solonitsyn and Dmitry Starodubtsev.

SSSlava Solonitsyn
Slava SolonitsynFounder & CEO2017–2022Slava Solonitsyn is a two-time Y Combinator founder. He previously founded No Cap, a W23 cohort company, and currently leads Mighty Buildings from the W18 cohort. He is also an angel investor.
DSDmitry Starodubtsev
Dmitry StarodubtsevCo-FounderDmitry Starodubtsev co-founded Mighty Buildings, a construction technology company that participated in Y Combinator's Winter 2018 cohort, and later founded NoCap/Intently with Y Combinator's Winter 2023 cohort. He works in deep-tech and AI-focused ventures and also serves as an angel investor.
SR
Sam RubenFounder
AD
Alexey DubovCOOuntil 2026
DT
Dmitry TsymbalHead of HRuntil 2026
AG
Anton GlanceDirector of Manufacturinguntil 2026
ND
Nataly DobryninaHead of Sales Departmentuntil 2026

Investors · 51

Sand Hill Angelslisted by Sand Hill AngelsMenlo Park · $50K – $2M

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AltaIR CapitalreportedHerzliya

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Aramco Venturesreported

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ArcTern VenturesreportedToronto · $730K – $2.9M

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Bloom8reportedNew York

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Core Venture CapitalreportedLos Angeles · $1M – $5M

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Decent CapitalreportedSingapore · $100K – $10M

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DigitalOceanreportedSan Francisco

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Flint CapitalreportedBoston · $50K – $10M

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FoundamentalreportedSan Francisco · $500K – $5M

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HLC Series InvestmentsreportedPittsburgh

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iTech CapitalreportedRiga

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KEC VenturesreportedNew York

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Khosla VenturesreportedMenlo Park · $100K – $20M

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Lake Capitalreported

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LLLPreportedGrand Forks

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LYVCreportedSilicon Valley

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MicroVenturesreportedAustin

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Mighty Angelsreported

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MVP VenturesreportedChicago

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One Way VenturesreportedNew York · $500K – $1.5M

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Peak State VenturesreportedNew York · $100K – $15M

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SCM Advisorsreported

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Strawberry Creek VenturesreportedManchester

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SV AngelreportedSan Francisco · $150K – $20M

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VentureSouqreportedAbu Dhabi · $100K – $10M

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Winterfell Limitedreported

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Zeno VenturesreportedGeneva

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Also in the syndicate · 1

Waed Ventureslead

Reported raises · per SEC filings

Form D private placements

$66.9M disclosed across 4 of 5 rounds · 2017–2023

▶$1.2MraisedAug 2021 · 2 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Dmitrii StarobubtsevExecutive Officer, Director
  • Vyacheslav SolonitsynExecutive Officer, Director
  • Ryno BlignautDirector
  • Aleksy DubovDirector
Offering amount
$1.2M
Amount sold
$1.2M
First sale
Sep 2019
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$32.9MraisedFeb 2021 · 31 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Vyacheslav SolonitsynExecutive Officer, Director
  • Aleksei DubovDirector
  • Dmitrii StarodubtcevExecutive Officer, Director
  • Ryno BlignautDirector
Offering amount
$35M
Amount sold
$32.9M
First sale
Jan 2021
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$25.8MraisedAug 2019 · 48 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Vyacheslav SolonitsynExecutive Officer, Director
  • Dmitrii StarodubtcevExecutive Officer, Director
  • Aleksey DubovDirector
Offering amount
$27.1M
Amount sold
$25.8M
First sale
Aug 2019
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$7MraisedJun 2018 · 30 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Vyacheslav SolonitsynExecutive Officer, Director
  • Dmitry StarodubtsevExecutive Officer, Director
Offering amount
$7.3M
Amount sold
$7M
First sale
Sep 2017
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Key figures

latest reported
HeadcountAug 202662

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Founder mafia

4 people who came through Mighty Buildings went on to found or lead other companies.

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Companies working in the same space as Mighty Buildings.

Legal entities · 2

corporate structure
Mighty BuildingsDelaware
Mighty Buildings, Inc.

In the news

Frequently asked questions

What does Mighty Buildings do?
Mighty Buildings manufactures prefabricated homes using 3D printing technology and robotics, with a goal of reducing construction emissions and waste. The company serves the residential housing market by automating 80% of production through proprietary printing materials that can be cut and trimmed by robotic systems.
Who founded Mighty Buildings?
Mighty Buildings was founded by Slava Solonitsyn, Dmitry Starodubtsev in 2017.
Who are Mighty Buildings's investors?
Mighty Buildings's investors include Abies Ventures, Alumni Ventures, Azure Ventures Group, Bay Bridge Ventures Climate, Bold Capital Partners, CM Ventures, Designer Fund, Evolution VC Partners and 42 more.
How much funding has Mighty Buildings raised?
Mighty Buildings has disclosed $66.9M raised across 4 of its 5 known rounds.
Where is Mighty Buildings headquartered?
Mighty Buildings is headquartered in San Francisco, US.