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Prometheus

Aviation · Santa Cruz, United States · Founded 2018 Unicorn

Pulling CO2 from the air to make zero net carbon fuels and cool carbon negative stuff

Valuation
$1–2.5B
Latest valuation · 2026
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Headcount
<100
Current team size
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Investors

4 investors on Prometheus's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Seed 1 investor entered at this stage
Series B+ 3 investors entered at this stage
Maersk
MetaPlanet
BMW

Ownership

Who owns Prometheus

Estimated cap table from Dealroom's shareholder data — share of equity by holder. Stakes as last recorded by Dealroom (2026). Percentages are indicative.

53% Founders

Some investors are hidden on this public profile. See the full cap table on Dealroom →

Global footprint

Where Prometheus has talent and traffic

Workforce by country
2 countries with
team presence
🇺🇸 United States93.4%
🇩🇰 Denmark6.6%
2 countries shown
Web traffic by country
6.6K monthly visits
across markets
🇮🇳 India68.2%
🇺🇸 United States22.7%
🇩🇪 Germany6.1%
🇬🇧 United Kingdom1.5%
Top 4 markets shown

Talent graph

The shape of Prometheus's talent

Dealroom maps Prometheus's team person by person — pinpointing the standout operators and scoring them across the six dimensions investors underwrite. The counts and shape below are a public preview; the named individuals and exact scores live in the platform.

25 standout operatorsDealroom-flagged across the org
DimensionScore
AI Talent Score hidden — book a demo
Engineering Score hidden — book a demo
Product Score hidden — book a demo
Go-to-market Score hidden — book a demo
Leadership Score hidden — book a demo
Research Score hidden — book a demo
Book a demo to unlock Prometheus's exact scores

Source: Dealroom Talent Intelligence. Public profiles show counts and the team's shape only — request a demo for the named individuals, per-person seniority and tenure, and team benchmarks vs peers.

Patent intelligence

$236k patent portfolio · 3 active families

Estimated portfolio value
$236k
0.02% of valuation · 95.9× smaller than top peer Carbon Engineering ($23M)
3 active patent families
Where Prometheus innovates Chemical engineeringPhysical chemistryElectrochemical reduction of carbon dioxideEnvironmental engineeringElectrochemistry

Where Prometheus concentrates vs peers

Each axis is a top-10 topic across Prometheus and its closest peers. #1 = 100, #10 = 10, absent = 0.

Compare against

Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.

Market sentiment

What the market is saying about Prometheus

An AI-synthesized read of the highest-engagement posts about Prometheus on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Prometheus on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.