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Allegro Energy

Allegro Energy

Private
ThorntonEnergy & Sustainabilityhttps://www.allegro.energy/

Last Round

Grant

Feb 14, 2025

Est. Valuation

$52.8M

Total Funding Raised

$15.9M

Company Overview

Allegro Energy is a clean energy company that develops and manufactures sustainable, water-based redox flow battery and supercapacitor energy storage solutions.

Sector

Energy & Sustainability

Verticals

Energy Storage, Renewable Energy, Advanced Materials, Smart Grid

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

long-duration energy storageLDESflow batterymicroemulsion flow batteryMeFBsupercapacitorgrid stabilizationnon-flammable batterywater-based electrolyterenewable energy storagegrid-scale storagealternative batteryoff-grid powerenergy storage hardwaresustainable battery

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Allegro Energy Comparables

Compare Allegro Energy with similar companies based on industry and business-model similarity.

Allegro Energy comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
HalioGen Power
84%
Quino Energy
84%
XL Batteries
84%

Allegro Energy Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantFeb 14, 2025
Series ASep 9, 2024
StrategicJun 28, 2023
SeedDec 1, 2021

Key People

Founding team and executive leadership

Fraser Hughson

Co-Founder & CTO

Founding Team

Thomas Nann

Co-Founder & CEO

Founding Team

Allegro Energy Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 2, 2025

    Monthly visitors grew 43% MoM, reaching 5.3K.

  • Mar 10, 2025

    Grew 19% QoQ, from 16 to 19 employees.

Allegro Energy Filings

SEC and related filings with document metadata.

Data table
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Allegro Energy Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Allegro Energy's valuation, stock price, and market status.

Firmographic Details

HeadquartersThornton
Employee Range23
Year Founded2021
Last FundingFeb 14, 2025

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