Mason AI
PrivateLast Round
Seed
Jan 16, 2026
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Mason AI operates in AI, Data & Cloud Infrastructure and is based in San Francisco, California. It was founded in 2025.
Mason AI is a property technology company that provides an AI-powered software platform for automating the review of construction blueprints for building code compliance.
Sector
AI, Data & Cloud Infrastructure
Verticals
Construction Tech, Compliance, Computer Vision, NLP & Conversational AI
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Mason AI Comparables
Compare Mason AI with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| PlanCheckPro.AI | 90% | |
| AutoSitu | 89% | |
| Permitify | 88% |
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Mason AI Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Jan 16, 2026 | ||||
| Seed | Jul 7, 2025 |
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Key People
Founding team and executive leadership
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Mason AI Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Gaingels | Seed |
| Urban Innovation Fund | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 2, 2026
Open roles tripled to 3, representing 100% of headcount.
- Sep 13, 2026
Monthly visitors increased 82% MoM.
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Mason AI Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Mason AI's valuation, stock price, and market status.
Is Mason AI a public or private company?
Mason AI is a private company.
What is the current stock price of Mason AI?
Mason AI is a private company, so its shares have no public market price. Caplight tracks Mason AI's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Mason AI worth (valuation)?
Valuation information for Mason AI is not publicly available.
Can I buy Mason AI stock?
Mason AI shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Mason AI's last funding round?
Mason AI's most recent funding round was Seed on January 16, 2026.
Who are the main investors in Mason AI?
Key investors in Mason AI include Urban Innovation Fund.
Will Mason AI IPO soon?
No public IPO plans have been announced for Mason AI.
How can I track Mason AI secondary market activity?
Caplight tracks bids, offers, and trades in Mason AI's shares on secondary markets.