Mighty Buildings website screenshot

Mighty Buildings

Mighty Buildings is a construction-technology and advanced-manufacturing company that industrializes homebuilding using large-format 3D printing, proprietary polymer-composite materials and robotic automation. Founded in 2019 and originally based in Oakland, California, it raised more than $150 million from investors including Khosla Ventures, Bold Capital and Aramco's Wa'ed Ventures, and was the first company certified under the UL 3401 standard for evaluating building structures and assemblies, as well as being certified under California's Factory Built Housing program. Its current product is the Mighty Kit System / Mighty Wall System - factory-made complete wall panels that arrive on site with integrated structure, insulation, waterproofing and exterior finish, so builders assemble a building envelope with conventional methods and fewer on-site steps. After a January 2025 restructuring and sale process, the full suite of Mighty Buildings technologies was acquired by LUMUS Inc., and Mighty Buildings now operates as a LUMUS brand headquartered in Beaverton, Oregon. The company sells physical building systems to developers and builders; it operates no public API, developer portal, SDK, or machine-readable specification of any kind.

Mighty Buildings is profiled on the APIs.io network. Tagged areas include Company, Construction, Construction Technology, ConTech, and 3D Printing.

7.4/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-09-08 · rubric v0.20.0
0 APIs
CompanyConstructionConstruction TechnologyConTech3D PrintingAdditive ManufacturingAdvanced ManufacturingPrefabricationModular HousingHousingReal-EstateBuilding MaterialsRoboticsSustainabilityAcquired

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-09-08 · rubric v0.20.0
Create-or-Update Ergonomics could not be measured. We hold no machine-readable contract for this provider to read, so there is nothing to measure a write surface against. Excluded rather than scored zero: never-measured and measured-empty are different facts. Publishing an OpenAPI is what makes this facet — and several others — scorable at all.
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. Every facet and dimension name above is a link: it opens that measurement's own page — what it means, the exact checks that feed it, how the whole catalog distributes on it, and the providers at the top of it. This rating is computed from github.com/api-evangelist/mighty-buildings: open an issue to ask a question, or submit a pull request to add artifacts. Submit an artifact on GitHub — free → Manage your own listing — the Influence plan, $499/mo →

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Mighty Buildings Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Build 1

SDKs, sample code, and the tooling you integrate with

Access & Security 1

Authentication, authorization, and security posture

Commercial 1

Pricing, plans, and the legal terms of use

Company 5

The organization behind the API

Other 2

Properties that don't map to a standard resource type

Source (apis.yml)

apis.yml Raw ↑
aid: mighty-buildings
name: Mighty Buildings
description: Mighty Buildings is a construction-technology and advanced-manufacturing company that industrializes homebuilding
  using large-format 3D printing, proprietary polymer-composite materials and robotic automation. Founded in 2019 and originally
  based in Oakland, California, it raised more than $150 million from investors including Khosla Ventures, Bold Capital and
  Aramco's Wa'ed Ventures, and was the first company certified under the UL 3401 standard for evaluating building structures
  and assemblies, as well as being certified under California's Factory Built Housing program. Its current product is the
  Mighty Kit System / Mighty Wall System - factory-made complete wall panels that arrive on site with integrated structure,
  insulation, waterproofing and exterior finish, so builders assemble a building envelope with conventional methods and fewer
  on-site steps. After a January 2025 restructuring and sale process, the full suite of Mighty Buildings technologies was
  acquired by LUMUS Inc., and Mighty Buildings now operates as a LUMUS brand headquartered in Beaverton, Oregon. The company
  sells physical building systems to developers and builders; it operates no public API, developer portal, SDK, or machine-readable
  specification of any kind.
url: https://raw.githubusercontent.com/api-evangelist/mighty-buildings/refs/heads/main/apis.yml
deliveryModel:
  model: unknown
  open_source: false
  commercial: false
  callable_host: false
  label: Delivery model not determined — needs a product licence on record
  confidence: low
  source:
  - none
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source:
  - security
  generated: '2026-09-02'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/mighty-buildings.png
x-type: company
x-source: harvest:secondary-market
x-tier: stub
x-tier-reason: harvest
x-status: acquired
x-status-detail: Put up for sale in January 2025 after a headcount reduction; the full suite of Mighty Buildings technologies
  was subsequently acquired by LUMUS Inc. (Beaverton, Oregon), which now operates Mighty Buildings as a brand. www.mightybuildings.com
  remains a live Webflow marketing site (last published 2025-07-30); www.lumuscorp.com resolves but returned 404 on every
  path probed on 2026-08-04.
x-acquired-by: LUMUS Inc.
x-references:
- name: Mighty Buildings Up for Sale Following Headcount Reduction (3D Printing Industry)
  url: https://3dprintingindustry.com/news/mighty-buildings-up-for-sale-following-headcount-reduction-235813/
- name: Mighty Buildings Opens New Factory to Scale U.S. Production of Its 3D-Printed Homes (Builder)
  url: https://www.builderonline.com/building/building-science/mighty-buildings-opens-new-factory-to-scale-u-s-production-of-its-3d-printed-homes_o
- name: Mighty Buildings raises $52 million co-led by Aramco's Wa'ed Ventures and Bold Capital
  url: https://www.mightybuildings.com/press-release/mighty-buildings-raises-52-million-co-led-by-aramcos-waed-ventures-and-bold-capital-to-accelerate-global-expansion
specificationVersion: '0.23'
created: '2026-08-04'
modified: '2026-08-04'
tags:
- Company
- Construction
- Construction Technology
- ConTech
- 3D Printing
- Additive Manufacturing
- Advanced Manufacturing
- Prefabrication
- Modular Housing
- Housing
- Real-Estate
- Building Materials
- Robotics
- Sustainability
- Acquired
tags_raw:
- Company
- Construction
- Construction Technology
- Contech
- 3D Printing
- Additive Manufacturing
- Advanced Manufacturing
- Prefabrication
- Modular Housing
- Housing
- Real Estate
- Building Materials
- Robotics
- Sustainability
- Acquired
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/mighty-buildings-domain-security.yml
- type: Website
  url: https://www.mightybuildings.com
- type: About
  url: https://www.mightybuildings.com/about-us
- type: Technology
  url: https://www.mightybuildings.com/mighty-kit-system
- type: Resources
  url: https://www.mightybuildings.com/resources
- type: Press
  url: https://www.mightybuildings.com/press
- type: Careers
  url: https://www.mightybuildings.com/careers
- type: PrivacyPolicy
  url: https://www.mightybuildings.com/privacy-policy
- type: GitHubOrganization
  url: https://github.com/MightyBuildings
- type: LinkedIn
  url: https://www.linkedin.com/company/mightybuildings
x-enrichment:
  date: '2026-08-04'
  status: minimal
  artifacts_added: 1
  pass: local-v1
x-coverage:
  state: none
  reason: not-a-software-company
  detail: Mighty Buildings sells physical 3D-printed wall panels and factory-built housing, not software - its whole site
    is a 17-page Webflow marketing brochure (about-us, projects, mighty-kit-system, press, careers) with no developers, docs,
    or API section anywhere in it, and no api./docs./developer. subdomain resolves in DNS.
  evidence:
  - url: https://www.mightybuildings.com/
    status: 200
  - url: https://www.mightybuildings.com/openapi.json
    status: 404
  - url: https://www.mightybuildings.com/llms.txt
    status: 404
  - url: https://www.mightybuildings.com/.well-known/api-catalog
    status: 404
  - url: https://www.mightybuildings.com/.well-known/agent-card.json
    status: 404
  - url: https://www.lumuscorp.com/
    status: 404
  checked: '2026-08-04'

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