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Zeta Energy

Transportation · Houston, United States · Founded 2014

Develops and commercializes safe rechargeable batteries that are higher performing, lower cost and sustainably manufactured MoreLess

Zeta Energy is a startup that has developed a groundbreaking lithium-sulfur battery technology. The company has redesigned both the anode and cathode, the two main components of a battery, resulting in significant improvements in performance, durability, and cost-effectiveness.

Zeta Energy's batteries have been thoroughly tested and have consistently outperformed existing lithium-ion batteries. The company's batteries use lithium, carbon, and sulfur, which are abundant and economical materials, unlike cobalt, nickel, manganese, or graphite used in traditional batteries. This not only reduces the cost of production but also lessens the dependency on foreign nations for raw materials.

The company's anodes are 3D structured and made with lithiated vertically-aligned carbon nanotubes. These anodes have a higher capacity than any current or advanced anode technology and are free from dendrites, tiny structures that can cause batteries to fail.

Zeta Energy's cathodes are based on a sulfurized carbon material that offers high stability and superior sulfur content. They are inherently inexpensive and have an effective cost-per-energy ratio.

Zeta Energy operates in the energy storage market, serving clients who require high-performance batteries. Their business model is based on the production and sale of their innovative lithium-sulfur batteries. The company generates revenue through the sale of these batteries, which offer superior performance and cost-effectiveness compared to traditional lithium-ion batteries.

Keywords: Zeta Energy, lithium-sulfur battery, anode, cathode, carbon nanotubes, high-performance batteries, energy storage, cost-effective, abundant materials, dendrite-free.

Company overview

Zeta Energy company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2014
Headquarters
Houston, United States
Employees
37
Open positions
4
Dealroom signal
63.7
client focusb2btechnologyDeep TechtechnologyNanotechsub industryEnergy Storagebusiness modelManufacturingsectorBatterysectorSpinoutsectorSustainable Development GoalssectorEV Battery ProductionsectorEV Battery Other ChemistrysectorEV BatterysectorClimate TechsectorElectric MobilitysectorAlternative Battery Chemistry

Valuation & funding

Zeta Energy funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
GRANTOther financing Feb 2024 $4M US Department of Energy
GRANTOther financing Jan 2023 $4M ARPA-E
SERIES AEquity / VC Feb 2022 $23M $92M Moore Strategic Ventures
SEEDEquity / VC Jun 2018 $4.2M $17M Undisclosed
SPINOUTOther financing Jan 2014 $0 Rice University
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Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 38
2025 45
2024 44
2023 43
2022 16
Company filings, research estimates and Dealroom dataOpen the full financial model →

Growth signals

Zeta Energy website traffic

Latest recorded traffic for Zeta Energy is 1.1K monthly website visits, up 0% over the last three months. Zeta Energy's team declined 17.8% over the past year.

Latest monthly visits1.1K 3-month web change0% 1-year team growth-17.8%
Monthly website visits44 observations · Dec 2022–Jul 2026
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Comparisons

Zeta Energy compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Zeta Energy's talent

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Team profiled 6 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 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.

Investors

5 investors on Zeta Energy's cap table

Sourced from Dealroom's funding and investor records.

Seed 2 investors entered at this stage
ARPA-E
US Department of Energy
Series A 1 investor entered at this stage
Moore Strategic Ventures
Other known 2 additional known investors
Rice University
Chaos Ventures

Global footprint

Where Zeta Energy has talent and traffic

Workforce by country
3 countries with
team presence
🇺🇸 United States92%
🇺🇬 Uganda4%
🇲🇹 Malta4%
3 countries shown

In the news

Latest news about Zeta Energy

Recent press, funding announcements, and product moves mentioning Zeta Energy — open to read from the original sources.

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Market sentiment

What the market is saying about Zeta Energy

An AI-synthesized read of the highest-engagement posts about Zeta Energy 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

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