CMBlu Energy AG Valuation, Funding & Investors

CMBlu Energy AG is valued at $1.2B as of April 2026.

Last CMBlu Energy AG valuation

$1.2B

Series C · Apr 2026

Last CMBlu Energy AG funding round

$58M

Series C · Apr 2026

Cumulative funding CMBlu Energy AG raised

$164M

across 2 funding rounds

Key investors in CMBlu Energy AG

CMBlu Energy AG Overview

About CMBlu Energy AG

Stuttgart-headquartered CMBlu Energy AG manufactures organic redox flow batteries for grid-scale energy storage. The company deploys systems with capacities up to 1 MWh at industrial sites in Germany and Europe. Its B400 battery modules integrate with solar and wind farms to provide long-duration storage exceeding 10 hours. Founded in 2015, CMBlu partners with utilities for utility-scale projects in the renewable energy transition.


Founded

2014

HQ

GermanyAlzenau

Website

cmblu.com

Status

Privately held

Customer focus

B2B

Revenue model

Product sales

Valuation

$1.2B (Apr 2026)

CMBlu Energy AG Valuation

CMBlu Energy AG is currently valued at $1.2B, based on its Series C in April 2026.

The $58M round was led by Samsung Ventures, with participation from STRABAG.

CMBlu Energy AG valuation by funding round

CMBlu Energy AG valuation by funding round
DateStageValuation
Apr 2026Series C$1.2B

CMBlu Energy AG Funding History

CMBlu Energy AG has raised a total of $164M across 2 funding rounds.

CMBlu Energy AG's first fundraising round was a $106M strategic investment round in October 2023. The most recent completed round was a $58M Series C in April 2026.

CMBlu Energy AG funding rounds

CMBlu Energy AG funding rounds
DateStageInvestorsRaisedValuationDeal Summary
Apr 2026Series CSamsung Ventures (lead); STRABAG$58M$1.2BCMBlu Energy AG raised €50 million in a funding round on April 30, 2026, with participation from new investor Samsung Venture Investment Corporation and all existing investors, including Strabag SE. The round was completed at a post-money valuation of €1 billion through the issuance of convertible preferred shares. The investment supports CMBlu Energy's development and commercialization of its nonflammable, lithium-free SolidFlow energy storage technology, enabling expansion to meet grid-scale demand as evidenced by a recent 10-year agreement with Uniper for delivery of 5 GWh of storage capacity from 2027.
Oct 2023Strategic investmentSTRABAG (lead)$106M-CMBlu Energy, headquartered in Alzenau, Germany with operations in Petaluma, California, is a designer and manufacturer of long-duration battery energy storage systems using patented Organic SolidFlow technology based on non-lithium, earth-abundant materials. The company's technology enables scalable energy storage solutions ranging from utility-scale to commercial applications, addressing a critical need in the global energy transition by storing renewable energy for use when generation is unavailable. On 23 October 2023, STRABAG SE, a globally operating technology and construction group, announced an equity investment of €100 million (approximately $106.7 million) in CMBlu Energy. This marked STRABAG's first investment into an energy storage producer. The funding was designated for scaling production capacity, expanding manufacturing facilities in Europe, and establishing a new U.S. manufacturing facility. The strategic partnership combined STRABAG's expertise in large-scale infrastructure projects with CMBlu's battery technology development. At the time of the investment, CMBlu Energy employed over 190 people across Germany and the United States and was collaborating with major partners on multiple pilot projects including WEC Energy Group in Wisconsin, Salt River Project in Arizona, and the Uniper power plant Staudinger near Hanau, Germany. Following the investment, STRABAG's financial reports indicated the group acquired a 14.71% stake in CMBlu Energy AG, with the transaction completing in the 2023 financial year.

Who has invested in CMBlu Energy AG?

2 investors have backed CMBlu Energy AG across its funding rounds, including STRABAG and Samsung Ventures.

Lead investors include Samsung Ventures and STRABAG.


CMBlu Energy AG Investors

Investors in CMBlu Energy AG by funding rounds participated
InvestorHQRoundsRoleFirst check

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CMBlu Energy AG Competitors

CMBlu Energy AG competitors include listed companies like Emerald Horizon, Energy Vault and Hyliion, and private ones like Our Next Energy, Exeger and NW Storm.

Public and private companies comparable to CMBlu Energy AG
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
Our Next EnergyUnited StatesDetroit, MIPrivate--$1.2B-
Emerald HorizonAustriaAustriaPublicly listed$259K($522K)$1.3B-
ExegerSwedenStockholmPrivate--$860M-
Energy VaultUnited StatesUnited StatesPublicly listed$204M($83M)$816M3.7x
NW StormFranceParisPrivate--$1.7B-
HyliionUnited StatesUnited StatesPublicly listed$3M($60M)$750M62.6x

CMBlu Energy AG Public Comps

CMBlu Energy AG is still privately-owned, but its public comps include Alerion CleanPower, Sinopec Kantons Holdings, EnergyVision, Bonheur, Grupo Cox, Jiangsu Zongyi Co, Naturenergie, Banpu Power, T1 Energy and Emerald Horizon.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Alerion CleanPower$146M$114M14.5x6.3x18.5x8.8x
Sinopec Kantons Holdings$84M-10.6x---
EnergyVision$199M$44M6.6x4.8x29.9x22.5x
Bonheur$1.3B$403M1.2x1.2x3.9x4.1x
Grupo Cox$1.3B$217M4.1x2.3x25.0x11.9x
Jiangsu Zongyi Co$70M$41M16.4x-28.3x-
Naturenergie$1.8B$325M0.7x-3.8x5.0x
Banpu Power------

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Common questions about CMBlu Energy AG

When was CMBlu Energy AG founded?CMBlu Energy AG was founded in 2014.
Where is CMBlu Energy AG headquartered?CMBlu Energy AG is headquartered in Alzenau, Germany.
Is CMBlu Energy AG publicly listed?No, CMBlu Energy AG is a private, VC-backed company.
What is CMBlu Energy AG's valuation?CMBlu Energy AG was last valued at $1.2B in its Series C in April 2026.
How much funding has CMBlu Energy AG raised?CMBlu Energy AG has raised $164M across 2 funding rounds.
What was CMBlu Energy AG's last funding round?CMBlu Energy AG's last funding round was a $58M Series C in April 2026, led by Samsung Ventures.
Who are CMBlu Energy AG's investors?CMBlu Energy AG's investors include STRABAG and Samsung Ventures.
Which companies are comparable to CMBlu Energy AG?Companies comparable to CMBlu Energy AG include Our Next Energy, Emerald Horizon, Exeger, Energy Vault, NW Storm and Hyliion.

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