Antora valuation, funding and investors

Antora works in thermal energy storage solutions, based in Sunnyvale, United States. Founded in 2018, it has about 273 employees.

Batteries Series C

VALUATION · TODAY

$2.63B +23% after Series C

Range $2.15B – $3.71B · Grade A

TODAY

+12 MO

$1.00B

$2.00B

$3.00B

$4.00B

$5.00B

2019

2020

2021

2022

2023

2024

2025

2026

2027

Series A $50.0M

Series B $150M

Series C $550M

ValuationBefore first round12-month outlook: where it points, how wide it fansHover the past: the outlook shows what was predicted then

HEADCOUNT · TODAY273 employees

+11%6m growth

+22%1y growth

+82%2y growth

200

400

Data from Mar 2022

TODAY

Predicted in 1 yr $3.22B +23% vs today

Predicted next raise $355M if a round comes

Winding-down probability 0%

Last round: Series C · $550M · Jul 2026
Valuation at last round: $2.47B
Headcount: 273 · growing
Grade: A
Founded: 2018

How VCMC values companies →

Antora valuation today

VCMC values Antora at $2.6B today, with a range of $2.1B to $3.7B and a grade of A. The valuation starts from its last funding round, a Series C round in Jul 2026.

Valuation by date (110 rows)

Each point is what the model would have shown on that date, using only what was known then; before its first round, a company is valued as a startup because it later raised.

Antora: valuation by date, as the model would have shown it on each date
Date	Valuation	Range	Predicted in 1 yr	Phase	Headcount	Trend	Grade	Winding-down probability
1 Jan 2018	$9.63M	$3.51M – $26.5M	$13.2M (+37%)	before first round	–	unknown	D	0%
1 Feb 2018	$9.89M	$3.60M – $27.2M	$13.6M (+37%)	before first round	–	unknown	D	0%
1 Mar 2018	$10.1M	$3.69M – $27.8M	$13.9M (+37%)	before first round	–	unknown	D	0%
1 Apr 2018	$10.4M	$3.79M – $28.6M	$14.3M (+37%)	before first round	–	unknown	D	0%
1 May 2018	$10.7M	$3.89M – $29.3M	$14.6M (+37%)	before first round	–	unknown	D	0%
1 Jun 2018	$11.0M	$3.99M – $30.1M	$15.0M (+37%)	before first round	–	unknown	D	0%
1 Jul 2018	$11.3M	$4.10M – $30.9M	$15.4M (+37%)	before first round	–	unknown	D	0%
1 Aug 2018	$11.6M	$4.21M – $31.8M	$15.6M (+35%)	before first round	–	unknown	D	0%
1 Sep 2018	$11.9M	$4.33M – $32.6M	$15.7M (+32%)	before first round	–	unknown	D	0%
1 Oct 2018	$12.2M	$4.44M – $33.5M	$15.9M (+30%)	before first round	–	unknown	D	0%
1 Nov 2018	$12.5M	$4.56M – $34.4M	$16.0M (+28%)	before first round	–	unknown	D	0%
1 Dec 2018	$12.9M	$4.68M – $35.3M	$16.2M (+26%)	before first round	–	unknown	D	0%
1 Jan 2019	$13.2M	$4.81M – $36.3M	$16.3M (+24%)	before first round	–	unknown	D	0%
1 Feb 2019	$13.6M	$4.94M – $37.3M	$16.5M (+21%)	before first round	–	unknown	D	0%
1 Mar 2019	$13.9M	$5.06M – $38.2M	$16.6M (+19%)	before first round	–	unknown	D	0%
1 Apr 2019	$14.3M	$5.20M – $39.2M	$16.8M (+17%)	before first round	–	unknown	D	0%
1 May 2019	$14.6M	$5.33M – $40.2M	$16.9M (+15%)	before first round	–	unknown	D	0%
1 Jun 2019	$15.0M	$5.48M – $41.3M	$17.1M (+13%)	before first round	–	unknown	D	0%
1 Jul 2019	$15.4M	$5.62M – $42.4M	$17.2M (+11%)	before first round	–	unknown	D	0%
1 Aug 2019	$15.6M	$5.68M – $42.8M	$17.4M (+11%)	before first round	–	unknown	D	0%
1 Sep 2019	$15.7M	$5.73M – $43.2M	$17.5M (+11%)	before first round	–	unknown	D	0%
1 Oct 2019	$15.9M	$5.78M – $43.6M	$17.7M (+11%)	before first round	–	unknown	D	0%
1 Nov 2019	$16.0M	$5.83M – $44.0M	$17.8M (+11%)	before first round	–	unknown	D	0%
1 Dec 2019	$16.2M	$5.89M – $44.4M	$18.0M (+11%)	before first round	–	unknown	D	0%
1 Jan 2020	$16.3M	$5.94M – $44.8M	$18.2M (+11%)	before first round	–	unknown	D	0%
1 Feb 2020	$16.5M	$5.99M – $45.2M	$18.3M (+11%)	before first round	–	unknown	D	0%
1 Mar 2020	$16.6M	$6.05M – $45.6M	$18.5M (+11%)	before first round	–	unknown	D	0%
1 Apr 2020	$16.8M	$6.10M – $46.0M	$18.7M (+11%)	before first round	–	unknown	D	0%
1 May 2020	$16.9M	$6.16M – $46.4M	$18.8M (+11%)	before first round	–	unknown	D	0%
1 Jun 2020	$17.1M	$6.21M – $46.9M	$19.0M (+11%)	before first round	–	unknown	D	0%
1 Jul 2020	$17.2M	$6.27M – $47.3M	$19.2M (+11%)	before first round	–	unknown	D	0%
1 Aug 2020	$17.4M	$6.33M – $47.7M	$19.3M (+11%)	before first round	–	unknown	D	0%
1 Sep 2020	$17.5M	$6.38M – $48.2M	$19.5M (+11%)	before first round	–	unknown	D	0%
1 Oct 2020	$17.7M	$6.44M – $48.6M	$19.7M (+11%)	before first round	–	unknown	D	0%
1 Nov 2020	$17.9M	$6.50M – $49.0M	$19.9M (+11%)	before first round	–	unknown	D	0%
1 Dec 2020	$18.0M	$6.56M – $49.5M	$20.1M (+11%)	before first round	–	unknown	D	0%
1 Jan 2021	$18.2M	$6.62M – $49.9M	$20.2M (+11%)	before first round	–	unknown	D	0%
1 Feb 2021	$18.3M	$6.68M – $50.4M	$20.4M (+11%)	before first round	–	unknown	D	0%
1 Mar 2021	$18.5M	$6.73M – $50.8M	$20.5M (+11%)	before first round	–	unknown	D	0%
1 Apr 2021	$18.7M	$6.79M – $51.3M	$20.7M (+11%)	before first round	–	unknown	D	0%
1 May 2021	$18.8M	$6.85M – $51.7M	$20.8M (+11%)	before first round	–	unknown	D	0%
1 Jun 2021	$19.0M	$6.92M – $52.2M	$21.0M (+10%)	before first round	–	unknown	D	0%
1 Jul 2021	$19.2M	$6.98M – $52.7M	$21.1M (+10%)	before first round	–	unknown	D	0%
1 Aug 2021	$19.3M	$7.04M – $53.1M	$21.3M (+10%)	before first round	–	unknown	D	0%
1 Sep 2021	$19.5M	$7.11M – $53.6M	$21.5M (+10%)	before first round	–	unknown	D	0%
1 Oct 2021	$19.7M	$7.17M – $54.1M	$21.6M (+10%)	before first round	–	unknown	D	0%
1 Nov 2021	$19.9M	$7.24M – $54.6M	$21.8M (+10%)	before first round	–	unknown	D	0%
1 Dec 2021	$20.1M	$7.30M – $55.1M	$21.9M (+9%)	before first round	–	unknown	D	0%
1 Jan 2022	$20.2M	$7.37M – $55.6M	$22.1M (+9%)	before first round	–	unknown	D	0%
1 Feb 2022	$20.4M	$7.42M – $56.0M	$22.3M (+9%)	before first round	–	unknown	D	0%
17 Feb 2022	$278M	$183M – $761M	$500M (+80%)	after a round	–	unknown	C	0%
1 Mar 2022	$284M	$183M – $761M	$500M (+76%)	after a round	23	unknown	C	0%
1 Apr 2022	$298M	$183M – $761M	$500M (+68%)	after a round	23	unknown	C	0%
1 May 2022	$313M	$183M – $761M	$500M (+60%)	after a round	23	unknown	C	0%
1 Jun 2022	$329M	$183M – $761M	$500M (+52%)	after a round	23	unknown	C	0%
1 Jul 2022	$345M	$183M – $761M	$500M (+45%)	after a round	23	unknown	C	0%
1 Aug 2022	$363M	$183M – $761M	$500M (+38%)	after a round	23	unknown	C	0%
1 Sep 2022	$381M	$183M – $761M	$500M (+31%)	after a round	23	unknown	C	0%
1 Oct 2022	$400M	$183M – $761M	$500M (+25%)	after a round	23	unknown	C	0%
1 Nov 2022	$421M	$183M – $761M	$500M (+19%)	after a round	23	unknown	C	0%
1 Dec 2022	$442M	$183M – $761M	$500M (+13%)	after a round	23	unknown	C	0%
1 Jan 2023	$506M	$201M – $840M	$552M (+9%)	after a round	36	growing	C	0%
1 Feb 2023	$536M	$201M – $840M	$552M (+3%)	after a round	36	growing	C	0%
1 Mar 2023	$552M	$203M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Apr 2023	$552M	$206M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 May 2023	$552M	$208M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Jun 2023	$552M	$211M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Jul 2023	$552M	$214M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Aug 2023	$552M	$217M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Sep 2023	$552M	$221M – $840M	$552M (0%)	after a round	36	growing	C	0%
1 Oct 2023	$608M	$247M – $926M	$608M (0%)	after a round	56	growing	C	0%
1 Nov 2023	$608M	$250M – $926M	$608M (0%)	after a round	56	growing	C	0%
1 Dec 2023	$608M	$254M – $926M	$608M (0%)	after a round	56	growing	C	0%
1 Jan 2024	$608M	$257M – $926M	$608M (0%)	after a round	56	growing	C	0%
1 Feb 2024	$608M	$261M – $926M	$608M (0%)	after a round	56	growing	C	0%
23 Feb 2024	$977M	$688M – $2.1B	$1.5B (+50%)	after a round	56	growing	B	0%
1 Mar 2024	$985M	$688M – $2.1B	$1.5B (+49%)	after a round	87	growing	B	0%
1 Apr 2024	$1.0B	$688M – $2.1B	$1.5B (+44%)	after a round	87	growing	B	0%
1 May 2024	$1.1B	$688M – $2.1B	$1.5B (+39%)	after a round	87	growing	B	0%
1 Jun 2024	$1.1B	$688M – $2.1B	$1.5B (+34%)	after a round	87	growing	B	0%
1 Jul 2024	$1.1B	$688M – $2.1B	$1.5B (+30%)	after a round	87	growing	B	0%
1 Aug 2024	$1.2B	$776M – $2.3B	$1.7B (+34%)	after a round	150	growing	B	0%
1 Sep 2024	$1.3B	$776M – $2.3B	$1.7B (+28%)	after a round	150	growing	B	0%
1 Oct 2024	$1.3B	$776M – $2.3B	$1.7B (+23%)	after a round	150	growing	B	0%
1 Nov 2024	$1.4B	$797M – $2.4B	$1.7B (+19%)	after a round	170	growing	B	0%
1 Dec 2024	$1.5B	$797M – $2.4B	$1.7B (+13%)	after a round	170	growing	B	0%
1 Jan 2025	$1.6B	$797M – $2.4B	$1.7B (+8%)	after a round	170	growing	B	0%
1 Feb 2025	$1.6B	$797M – $2.4B	$1.7B (+3%)	after a round	170	growing	B	0%
1 Mar 2025	$1.7B	$800M – $2.4B	$1.7B (0%)	after a round	170	growing	B	0%
1 Apr 2025	$1.7B	$809M – $2.4B	$1.7B (0%)	after a round	170	growing	B	0%
1 May 2025	$1.7B	$819M – $2.4B	$1.7B (0%)	after a round	170	growing	B	0%
1 Jun 2025	$1.7B	$829M – $2.4B	$1.7B (0%)	after a round	170	growing	B	0%
1 Jul 2025	$1.7B	$839M – $2.4B	$1.7B (0%)	after a round	170	growing	B	0%
1 Aug 2025	$1.8B	$882M – $2.5B	$1.8B (0%)	after a round	202	growing	B	0%
1 Sep 2025	$1.8B	$892M – $2.5B	$1.8B (0%)	after a round	202	growing	B	0%
1 Oct 2025	$1.8B	$923M – $2.6B	$1.8B (0%)	after a round	223	growing	B	0%
1 Nov 2025	$1.8B	$934M – $2.6B	$1.8B (0%)	after a round	223	growing	B	0%
1 Dec 2025	$1.8B	$945M – $2.6B	$1.8B (0%)	after a round	223	growing	B	0%
1 Jan 2026	$1.8B	$956M – $2.6B	$1.8B (0%)	after a round	223	growing	B	0%
1 Feb 2026	$1.8B	$968M – $2.6B	$1.8B (0%)	after a round	223	growing	B	0%
1 Mar 2026	$1.8B	$672M – $2.6B	$1.8B (0%)	after a round	223	up	C	0%
1 Apr 2026	$1.8B	$918M – $2.6B	$1.8B (0%)	after a round	247	growing	B	0%
1 May 2026	$1.8B	$924M – $2.6B	$1.8B (0%)	after a round	250	growing	B	0%
1 Jun 2026	$1.8B	$651M – $2.6B	$1.8B (-1%)	after a round	250	up	C	0%
1 Jul 2026	$1.8B	$639M – $2.6B	$1.8B (-1%)	after a round	250	up	C	0%
31 Jul 2026	$2.5B	$2.1B – $3.7B	$3.2B (+30%)	after a round	268	up	A	0%
1 Aug 2026	$2.5B	$2.1B – $3.7B	$3.2B (+30%)	after a round	268	up	A	0%
1 Sep 2026	$2.5B	$2.1B – $3.7B	$3.2B (+27%)	after a round	268	up	A	0%
1 Oct 2026	$2.6B	$2.1B – $3.7B	$3.2B (+25%)	after a round	273	growing	A	0%
24 Oct 2026	$2.6B	$2.1B – $3.7B	$3.2B (+23%)	after a round	273	growing	A	0%

Key facts about Antora

Founded: 2018
Headquarters: Sunnyvale, United States
Employees: about 273 +22% in a year
Total raised: $769M
Funding rounds: 5
Last round: Series C Jul 2026

Antora was founded in 2018 by Andrew Ponec, David Bierman and Justin Briggs.

Antora funding history

Antora has 5 funding rounds on record, from Feb 2022 to Jul 2026, $769M in total. The latest disclosed valuation is $2.47B post-money (Series C, Jul 2026).

Series C 30 Jul 2026
Led by G2 Venture Partners, Eclipse; with Ribbit, Salesforce Ventures, Activate Capital, The Westly Group, StepStone Group, Liberty Mutual Strategic Ventures, Decarbonization Partners, Impact Science Ventures, Trust Ventures, Breakthrough Energy, Lowercarbon Capital. Individuals: John Doerr.
Sources: antora.com, finance.yahoo.com, canarymedia.com and 4 more
$550M
$2.47B post-money
Grant 25 Jun 2024no round page
With ARPA-E.
Sources: antora.com, cryptobriefing.com
$15M
Series B 22 Feb 2024
Led by Decarbonization Partners; with Emerson Collective, GS Futures, The Nature Conservancy, NextEra Energy Resources, LLC, Trust Ventures, Lowercarbon Capital, Breakthrough Energy, BHP Ventures, Overture, Grok Ventures, BlackRock, Temasek.
Sources: antora.com, cryptobriefing.com, antora.com
$150M
Grant 15 Nov 2023no round page
With California Energy Commission, ARPA-E.
Sources: antora.com
$4.0M
Series A 16 Feb 2022
Led by Breakthrough Energy, Lowercarbon Capital; with Shell Ventures, BHP Ventures, Grok Ventures, Trust Ventures, Overture, Impact Science Ventures, Fifty Years, Aberdare Ventures, Braemar Energy Ventures, MassMutual Ventures, Muchmore Ventures, Osage University Partners, Pareto Holdings, Rainfall Ventures, Seven Seven Six.
Sources: finsmes.com, activate.org, fenwick.com and 1 more
$50M

Antora investors

35 investors have backed Antora; Breakthrough Energy, Lowercarbon Capital and Decarbonization Partners and 2 more led at least one round.

Breakthrough Energy lead, 3 rounds
Lowercarbon Capital lead, 3 rounds
Decarbonization Partners lead, 2 rounds
Eclipse lead
ARPA-E 2 rounds
BHP Ventures 2 rounds
Grok Ventures 2 rounds
BlackRock
California Energy Commission
Emerson Collective
NextEra Energy Resources, LLC
Osage University Partners
Ribbit
Salesforce Ventures
Seven Seven Six
Shell Ventures
StepStone Group
Temasek
The Nature Conservancy
Trust Ventures

What Antora does

Antora works in batteries, with 15 recorded offerings and customers in chemicals, food and beverage, data centers and mining.

Antora Energy, Inc. is an American energy technology company engaged in thermal energy storage solutions. The company manufactures modular, factory-built thermal batteries for industrial applications, providing heat and power storage for a range of sectors including chemicals, food and beverage, data centers, mining, concrete, pulp and paper, refining, steel, and cement. Antora also operates a U.S. manufacturing facility and is involved in the development of thermophotovoltaic (TPV) technology.

Description from Veridion's company data.

Products and services

Thermal Energy Storage Solutions
Thermal Battery Manufacturing
Modular Thermal Battery Production
Thermal Battery Deployment and Integration
Thermophotovoltaic Technology Development
Long-Duration Energy Storage Solutions
Industrial Decarbonization Solutions
Heat and Power Storage Services
Renewable Energy Conversion Solutions
Industrial Load Heating and Power Supply
Sustainable Energy Technology Development
Energy Equipment Manufacturing
Energy Storage System Integration
Industrial Emissions Reduction Solutions
Modular Energy Storage System Manufacturing

Markets

Chemicals
Food and Beverage
Data Centers
Mining
Concrete
Pulp and Paper
Refining
Steel
Cement

Technology

Thermal Energy Storage
Solid Carbon-Based Thermal Batteries
Thermophotovoltaic (TPV) Technology

Business model

Business-to-Business
Manufacturing

Industry codes (NAICS)

335999 All Other Miscellaneous Electrical Equipment and Component Manufacturing 100% match

Questions about Antora

What is Antora worth?

Valuation $2.6B (range $2.1B to $3.7B), as of 24 Oct 2026. The last disclosed valuation was $2.47B (Series C, Jul 2026).

Has Antora raised money?

Antora has 5 funding rounds on record, from Feb 2022 to Jul 2026, $769M in total. The latest disclosed valuation is $2.47B post-money (Series C, Jul 2026).

Who has invested in Antora?

Breakthrough Energy, Lowercarbon Capital, Decarbonization Partners, Eclipse, G2 Venture Partners and ARPA-E, and 29 more. Lead investors include Breakthrough Energy, Lowercarbon Capital, Decarbonization Partners and Eclipse.

How many people work at Antora?

About 273, up 22% over the last year. Headcount grew from 23 in Mar 2022 to 273 in Sep 2026.

What does Antora do?

Antora works in batteries, with 15 recorded offerings and customers in chemicals, food and beverage, data centers and mining. Its main offerings are thermal energy storage solutions, thermal battery manufacturing and modular thermal battery production.

When was Antora founded, and where is it based?

Antora was founded in 2018 and is based in Sunnyvale, United States. It has about 273 employees, up 22% over the last year.

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