Twelve

Twelve

Licenses CO2-to-hydrocarbon technology for fuels

Overview

Twelve transforms carbon dioxide into hydrocarbons and other essential products that traditionally rely on fossil fuels. It uses a process modeled on industrial photosynthesis, combining CO2, water, and renewable energy to make hydrocarbons that can power fuels and serve as building blocks for materials. The company licenses its technology, sells CO2-derived products, and pursues joint ventures to scale solutions, aiming to fit into existing supply chains rather than just selling equipment. Its goal is to replace fossil fuels in industrial processes by delivering low-emission, CO2-based production pathways that support a circular carbon economy.

About Twelve

Simplify's Rating
Why Twelve is rated
B
Rated B on Competitive Edge
Rated A on Growth Potential
Rated C on Differentiation

Industries

Industrial & Manufacturing

Energy

Aerospace

Consumer Goods

Company Size

201-500

Company Stage

Series C

Total Funding

$946.4M

Headquarters

Berkeley, California

Founded

2015

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Simplify's Take

What believers are saying

  • United Airlines invested in Twelve's AirPlant One producing 50,000 SAF gallons yearly.
  • $645 million funding in September 2024 scales jet fuel and electrochemicals production.
  • 14-year contract supplies 260 million gallons SAF to European airline group.

What critics are saying

  • Prometheus Fuels captures SAF market share with superior catalyst efficiency in 12-24 months.
  • LanzaTech secures larger airline deals, eroding Twelve's partnerships in 6-12 months.
  • AirPlant One catalyst degradation prevents 50,000 gallons output in 6-12 months.

What makes Twelve unique

  • Twelve's PEM CO2 electrolyzer produces syngas from CO2, water, and renewables.
  • Industrial photosynthesis technology converts CO2 into jet fuel and plastics.
  • Modular Opus system integrates into existing industrial systems seamlessly.

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Funding

Total Funding

$946.4M

Above

Industry Average

Funded Over

11 Rounds

Series C funding is usually for startups that are doing well and are looking for more money to fuel major growth, such as acquiring other companies, expanding into global markets, or launching new product lines. Investors typically include larger venture capital firms and private equity.
Series C Funding Comparison
Above Average

Industry standards

$50M
$50M
Medium
$62M
SeatGeek
$83M
Twelve
$100M
Oura

Growth & Insights and Company News

Headcount

6 month growth

-4%

1 year growth

-1%

2 year growth

1%
Yahoo Finance
Jun 13th, 2025
United Airlines Invests in Twelve's Sustainable Fuel

United Airlines has invested in Twelve, a startup developing sustainable aviation fuel that could cut pollution by up to 90% compared to current fuels. Twelve plans to produce 50,000 gallons annually at a new plant in Moses Lake, Washington. This investment supports United's goal of reducing aviation's 2.5% contribution to global CO2 emissions. The initiative aligns with efforts to transition the industry to a sustainable future and meet net-zero targets.

Yahoo Finance
May 14th, 2025
UAL Invests $200M in Twelve for SAF

United Airlines (UAL) has invested in Twelve, a low-carbon fuels company, as part of its Sustainable Flight Fund, which has grown to over $200 million. This move aims to reduce aviation emissions by 90% by 2050. Despite this, UAL stock is not recommended for purchase due to tariff-induced uncertainties and high labor costs. UAL's 2025 EPS outlook varies significantly based on economic conditions, and the stock currently holds a Zacks Rank #5 (Strong Sell).

GlobalAir
May 6th, 2025
United invests in company transforming carbon, water into SAF

United's investment in Twelve follows an investment into the low-carbon fuels company's first SAF production facility.

50SKYSHADES
May 6th, 2025
United Invests in Twelve's $83M SAF Initiative

United Airlines Ventures has invested in Twelve, a company that converts CO2 and water into sustainable aviation fuel (SAF) using renewable energy. This follows Twelve's $83 million Series C funding and project financing for its first SAF facility, AirPlant One, in Washington, set to produce 50,000 gallons of SAF annually. Twelve has a 14-year contract to supply 260 million gallons of SAF to a European airline. Their SAF could reduce emissions by up to 90% compared to conventional jet fuel.

International Association of Ports and Harbors (IAPH)
Apr 13th, 2025
MOL invests $83M in Twelve e-fuels

Japanese shipping company Mitsui O.S.K. Lines (MOL) has invested in California-based Twelve Benefit Corporation, a developer of e-fuels. Twelve raised an additional $83 million in February, following a $645 million funding announcement last fall. MOL Switch, a US subsidiary of MOL, invested in Twelve in July 2024. Twelve's e-fuels, including E-Marine and E-Jet SAF, offer up to 90% lower lifecycle emissions. A commercial plant for E-Jet SAF is expected to launch in Washington, USA, later this year.

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