Antora - About the company
Antora is a series C company based in Sunnyvale (United States), founded in 2018 by Andrew Ponec. It operates as a Manufacturer of thermal battery. Antora has raised $822M in funding from investors like BlackRock, G2 Venture Partners and Eclipse, with a current valuation of $*****. The company has 17 active competitors, including 7 funded and 1 that has exited. Its top competitors include companies like Rondo Energy, Fourth Power and Azelio.
Company Details
Manufacturer of thermal battery. It stores energy as heat in blocks of solid carbon to power global industry. Its thermophotovoltaic technology converts light from the hot carbon blocks into electricity with no moving parts.
- Website
- www.antora.com/
- Email ID
- *****@antora.com, *****@antora.com
- Registered Address
- 1244 Reamwood Ave, Sunnyvale, CA 94089-2225, US
Key Metrics
Founded Year
2018
Location
Sunnyvale, United States
Stage
Series C
Total Funding
$822M in 12 rounds
Latest Funding Round
Post Money Valuation
$***** as on Jul 30, 2026
Ranked
1st among 17 active competitors
Employee Count
275 as on Sep 30, 2026
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Legal entities associated with Antora
Antora is associated with 1 legal entity given below:
Legal Entity Name | Date of Incorporation | Revenue | Latest Employee Count | Documents |
|---|---|---|---|---|
Antora Energy Inc CIN: 20211552001 , United States, Active | Jun 15, 2021 | - | 182 (As on Dec 31, 2024) | - |
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Antora's funding and investors
Antora has raised a total funding of $822M over 12 rounds. Its first funding round was on Jun 01, 2020. Its latest funding round was a Series C round on Jul 20, 2026 for $*****. 14 investors participated in its latest round. Antora has 30 institutional investors and 1 angel investor.
Here is the list of recent funding rounds of Antora:
Filter this list
Date of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Jul 20, 2026 | 2946764 | Series C | 8472365 | 8255001 | 6028743 | 1016666 |
Sep 23, 2025 | 6334605 | Grant (prize money) | 6670361 | 7878337 | 6839308 | |
Jul 25, 2025 | 6462437 | Series B | 6384666 | 5348796 | 4659985 | 1284226 |
View details of Antora's funding rounds and investors
Antora's founders and board of directors
Founder? Claim ProfileThe founders of Antora is Andrew Ponec. Andrew Ponec is the CEO of Antora.
Here are the details of Antora's key team members:
- Andrew Ponec: Co-Founder & CEO of Antora and founder of 2 other companies, Antora Energy and DFly Systems.
View details of Antora's Founder profiles and Board Members
Antora's employee count trend
Antora has 275 employees as of Sep 26. Here is Antora's employee count trend over the years:
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Antora's Competitors and alternates
Top competitors of Antora include Rondo Energy, Fourth Power and Azelio. Here is the list of Top 10 competitors of Antora, ranked by Tracxn score:
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Rank | Company Details | Short Description | Total Funding | Investors | Tracxn Score |
|---|---|---|---|---|---|
1st | Antora 2018, Sunnyvale (United States), Series C | Manufacturer of thermal battery | $822M | 68/100 | |
2nd | Rondo Energy 2020, Alameda (United States), Series B | Provider of zero-emission heat solution for industrial applications | $107M | 58/100 | |
3rd | Fourth Power 2021, Cambridge (United States), Series A | Energy storage solutions for grid | $39M | 55/100 | |
4th | Provider of solar thermal energy generation technology | $11.5M | 49/100 | ||
5th | Brenmiller Energy 2012, Rosh Haayin (Israel), Public | Provider of integrated industrial energy infrastructure and thermal storage solutions | - | 47/100 | |
6th | Polar Night Energy 2018, Tampere (Finland), Seed | Manufacturer of sand battery based thermal energy storage systems | $8.78M | 47/100 | |
7th | Provider of a renewable energy storage system | - | 29/100 | ||
8th | Synchrostor 2017, Edinburgh (United Kingdom), Unfunded | Provider of technology solution for energy storage systems | - | - | 29/100 |
9th | Alumina Energy 2014, Santa Monica (United States), Seed | Thermal Storage Technology developer | $100K | 29/100 | |
10th | Terrajoule 2009, Redwood City (United States), Series A | Provider of information and resources for sustainable energy and environment | $11.5M | 27/100 |
Looking for more details on Antora's competitors? Click here to see the top ones
Antora's Investments and acquisitions
Antora has made no investments or acquisitions yet.
Reports related to Antora
Here is the latest report on Antora's sector:
News related to Antora
Media has covered Antora for a total of 9 events in the last 1 year, 4 of them have been about company updates and 1 about partnerships.
•
Antora Energy Announces 5.8GWh Multi-Day Thermal Energy Storage Project in KansasEnergy-Storage•Oct 06, 2026•Antora
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GrafTech and Antora Energy Collaborate on Carbon-Based Thermal BatteriesEnergy Monitor•Sep 11, 2026•GrafTech, Antora
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CanAsia Energy Corp. to Sell Sawn Lake Heavy Oil Project in All-Cash DealCNW•Aug 15, 2026•CanAsia Energy, Antora
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Antora Closes $550 Million Series C Funding to Meet Surging US Energy DemandRenewable Energy Magazine•Aug 03, 2026•G2 Venture Partners, Antora
•
US startup Antora deploys 5GWh thermal energy storage system at biofuels facility in South DakotaEnergy-Storage•May 20, 2026•Antora
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Maharashtra signs investment MoUs worth ₹14.5 lakh crore at WEF 2026 in DavosThe Hindu•Jan 20, 2026•Antora, Coca-Cola
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Scaling Clean Industrial Energy with ManufacturoMiningstockeducation•Nov 11, 2025•Antora, Manufacturo
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Ferra announces completion of $2 million in Pre-Seed financing and listing on Sui mainnet DLMM DEXPANews•Oct 13, 2025•Antora, Arche Fund, Comma3 Ventures, Ferra
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Missing growth capital, subpar demand: The free-rider problem clouding India’s climate-tech segment
YourStory•Jul 14, 2025•BlackRock, Temasek, CFS, Antora and 3 others
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