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Superprotonic

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Superprotonic develops solid acid-based fuel cells for automotive and portable electronics power markets

Pasadena, United StatesFounded 2003Transportation
Valuation $25–50M Last recorded · 2009
Total funding $10–50M Disclosed equity funding
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About Superprotonic

Superprotonic Inc. is a technology company focused on developing advanced materials and systems for clean energy applications, particularly in the realm of green ammonia production and utilization.

The company's core technology revolves around superprotonic solid acid electrolytes and their application in electrochemical devices. These materials are solid compounds that exhibit high proton conductivity, enabling efficient chemical reactions. Superprotonic is leveraging this to create a system for decomposing ammonia into pure, separated streams of nitrogen and hydrogen. This process offers a significant advantage over traditional methods by operating at lower temperatures and producing pure hydrogen without the need for subsequent purification steps, which is often a challenge with conventional packed bed catalysts. The technology can be used to generate hydrogen from ammonia for use in polymer membrane fuel cells, which are suitable for automotive applications.

A key area of development for Superprotonic is an electrochemical system designed to produce green ammonia. This process uses renewable electricity, water, and air as inputs, positioning the company within the growing market for sustainable fertilizers and carbon-neutral energy carriers. The modular nature of such systems could allow for decentralized production, bringing ammonia synthesis closer to agricultural and industrial end-users. Beyond production, the technology also shows potential for operating in reverse, using ammonia to generate electricity, thereby addressing both energy storage and power generation needs.

The market for this technology includes sectors looking to decarbonize, such as agriculture, industrial chemicals, and the broader energy industry which is seeking hydrogen-based fuels and energy storage solutions. By providing a method to produce green ammonia and efficiently extract hydrogen from it, Superprotonic aims to address the logistical and cost challenges associated with transporting and storing pure hydrogen, as ammonia is a more energy-dense and easily transportable liquid fuel.

Source: Dealroom company data

At a glance

Founded
2003
Headquarters
Pasadena, United States
Sector
Transportation

Investors

6 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A5 investors entered at this stage

Series B and later1 investor entered at this stage

  • CMEA Capital
Team profiled 3 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇺🇸 United States · Pasadena HQ
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Market sentiment

Posts on X, past 7 days

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

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