Generative geological modeling AI for mining, geothermal, and carbon storage.
Terra AI builds generative AI for subsurface resource development, combining geophysics, geochemistry, and drilling data to produce probabilistic models of the underground for mining, enhanced geothermal, and carbon storage. Founded in 2023 in Redwood City by Stanford AI PhDs John Mern (CEO) and Anthony Corso, it raised a $20M Series A in June 2026 led by Khosla Ventures with BHP Ventures, following a $3.4M seed in 2023, for about $23M total. Valuation terms were not disclosed.
AI📍 Redwood City, California, USAFounded 2023
Current Valuation
Private
as of 2026-Q2
PRIVATE
IPO Outlookprivate
Is Terra AI going public?
No. Terra AI is private and has not filed to go public. There is no S-1 on file.
What is Terra AI's valuation in 2026?
No confirmed valuation is on record for Terra AI. The roster shows funding and investors where they are public; it does not estimate a mark.
Has Terra AI filed an S-1?
No public S-1 is on file for Terra AI.
Who are Terra AI's investors?
Terra AI's investors include Khosla Ventures, BHP Ventures, Rio Tinto, Plug and Play, Climate Capital.
Can you buy Terra AI stock?
No. Terra AI is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for Terra AI on its Pre-IPO Access Desk.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
CEO
John Mern
Founded
2023
HQ
Redwood City, California, USA
Total Raised
$23.4M
Last Round
Series A — $20M (Jun 2026) · Lead: Khosla Ventures
IPO Status
private
Fundraising Status
Series A · $20M · 3 mo ago
privateTotal raised $23.4M2 disclosed rounds
Growth & Valuation
Capital raised per round
Charts built from publicly disclosed funding rounds and revenue estimates. Approximate, not real-time, not investment advice.
Funding History
Round
Amount
Date
Lead Investor
Post-Money
Series A
$20M
Jun 2026
Khosla Ventures
—
Seed
$3.4M
Jan 2023
Khosla Ventures
—
Vertical Intelligence — AI / ML
No verified Hugging Face organization found for Terra AI — no attributable open-model footprint. Closed-weights labs are common; this is a distribution signal, not a capability judgment.
Checked huggingface.co as of 2026-09-19. Re-checked weekly.
Talent Signal
Hiring trend
▶ Hiring steady
0% vs 2026-08
Open roles
7
via ashby
Product-build share
43%
engineering, research, product, design
Trajectory
steady
balanced build + GTM — 43% builders vs 57% go-to-market/G&A — scaling both sides.
Actively hiring with no tracked executive churn.
Open roles by month
Open roles by function
■ product-building ■ go-to-market / G&A
Senior/Staff Machine Learning EngineerFull Stack Engineer, Scientific Modeling ToolsSenior/Staff Machine Learning ResearcherSenior GeologistBusiness Development RepresentativeBusiness Development Manager
Counted from Terra AI's live job board as of 2026-09-14; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Founders & Key People
John MernAnthony Corso
Investors
Khosla Ventures · BHP Ventures · Rio Tinto · Plug and Play · Climate Capital
Products
Generative geological modeling platform
Competitors
KoBold Metals · Earth AI
aigeoscienceminingenergycarbon storageclimate
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2026-Q2. Refreshed quarterly.