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RheEnergise secures €2.5M grant from EIC Accelerator to boost its R&D for green energy storage technology.

PRIVATEJul 04, 2025

Amount Raised

€2.5 Million

Round Type

Grant

LondonEnergyRenewable Energy

Investors

European Innovation Council Accelerator

Description

Cleantech startup RheEnergise has secured a 2.5 million grant to support its innovative High-Density Hydr energy storage technology. The grant will help accelerate R&D efforts and enhance deployment prospects globally. Stephen Crosher, CEO, expressed optimism about the commercial future of their LDES technology. The award coincides with the start of their investment roadshow in Canada.

Quick answer

RheEnergise raised €2.5 Million in a Grant round, dated July 4, 2025. Investors: European Innovation Council Accelerator. RheEnergise is based in London, England, United Kingdom.

How much did RheEnergise raise?
RheEnergise raised €2.5 Million in a Grant round on July 4, 2025.
Who invested in RheEnergise?
European Innovation Council Accelerator is named as investors in this round.
What does RheEnergise do?
RheEnergise is a cleantech startup developing innovative long-duration energy storage technology called High‑Density Hydr (HD Hydro).
Where is RheEnergise based and how big is it?
RheEnergise is based in London, England, United Kingdom. Fundz records about 33 employees.
Who are the decision-makers at RheEnergise?
Fundz holds 1 contact at RheEnergise. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Energy and Renewable Energy around the same time

Companies in the same sectors as RheEnergise that raised within 45 days of this round, from Fundz verified event records.

  • National Renewable Network raised $47M (Series A) on August 12, 2025.
  • National Renewable Network raised $67M (Series A) on August 12, 2025.
  • Lit raised $668K (Funding Round) on August 11, 2025.
  • Aira raised $176M on August 11, 2025.
  • Energy Vault raised $299M (Funding Round) on August 9, 2025.
  • Greenalia raised $50M (Debt Financing) on August 7, 2025.

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Company Information

Company

RheEnergise

Location

London, England, United Kingdom

About

RheEnergise is a cleantech startup developing innovative long-duration energy storage technology called High‑Density Hydr (HD Hydro). The technology pumps a non-corrosive fluid uphill during low energy demand and releases it to generate electricity when needed. This system requires significantly less vertical elevation compared to conventional pumped hydro storage and is suitable for a wider range of sites. RheEnergise aims to become a leading player in green energy solutions globally.

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