Insights

Seasonal storage leadership Core geothermal seasonal energy storage enables capturing summer heat and reusing it in winter for HVAC in buildings, a strong differentiator for commercial, institutional, and district-scale projects.

Strategic partnerships Dalkia partnership demonstrates readiness for ESCO and utility collaborations, signaling joint-bid opportunities for geothermal heating projects and embedded service models.

Industry credibility Award recognition like the Dr. Jim Bose Heat Pump Award and the British Renewable Energy Award for Innovation validates technology and market fit, supporting competitive positioning in bids and programs.

European growth France-based mid-sized company with revenues in the 25-50M range is well positioned to scale across Europe for building owners and public sector decarbonization projects.

Active market engagement Publicized industry presence and CTO leadership create inbound and outbound channels to EPCs, developers, and utility buyers, accelerating partner and project opportunities.

Similar companies to Celsius Energy

Celsius Energy Tech Stack

Celsius Energy uses 8 technology products and services including Open Graph, OneTrust, oEmbed, and more. Explore Celsius Energy's tech stack below.

  • Open Graph
    Content Management System
  • OneTrust
    Cookie Compliance
  • oEmbed
    Dev Tools
  • Font Awesome
    Font Scripts
  • Slick
    Javascript Libraries
  • jQuery Mobile
    Mobile Frameworks
  • PHP
    Programming Languages
  • HSTS
    Security

Media & News

Celsius Energy's Email Address Formats

Celsius Energy uses at least 1 format(s):
Celsius Energy Email FormatsExamplePercentage
FLast@celsiusenergy.comJDoe@celsiusenergy.com
94%
Last@celsiusenergy.comDoe@celsiusenergy.com
6%

Frequently Asked Questions

Where is Celsius Energy's headquarters located?

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Celsius Energy's main headquarters is located at 1 Rue Henri Becquerel Clamart, Île-de-france 92140 France. The company has employees across 2 continents, including EuropeNorth America.

What is Celsius Energy's official website and social media links?

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Celsius Energy's official website is celsiusenergy.com and has social profiles on LinkedIn.

What is Celsius Energy's NAICS code?

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Celsius Energy's NAICS code is 3359 - Other Electrical Equipment and Component Manufacturing.

How many employees does Celsius Energy have currently?

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As of June 2026, Celsius Energy has approximately 67 employees across 2 continents, including EuropeNorth America. Key team members include Ceo & Co-Founder: C. D.Cto & Co-Founder: M. S.Coo & Co-Founder: S. T.. Explore Celsius Energy's employee directory with LeadIQ.

What industry does Celsius Energy belong to?

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Celsius Energy operates in the Renewable Energy Equipment Manufacturing industry.

What technology does Celsius Energy use?

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Celsius Energy's tech stack includes Open GraphOneTrustoEmbedFont AwesomeSlickjQuery MobilePHPHSTS.

What is Celsius Energy's email format?

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Celsius Energy's email format typically follows the pattern of FLast@celsiusenergy.com. Find more Celsius Energy email formats with LeadIQ.

When was Celsius Energy founded?

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Celsius Energy was founded in 2019.

Celsius Energy

Renewable Energy Equipment ManufacturingÎle-de-france, France51-200 Employees

Celsius Energy develops geothermal-based systems intended to draw heat stored in the earth to meet a building's heating and cooling needs. Based in Clamart in the Île-de-France region of France, the company operates in renewable energy equipment manufacturing. In March 2025, Matthieu Simon, the CTO and co-founder, received the Dr. Jim Bose Heat Pump Award at the Geothermal Rising Conference 2025. Its business targets building owners and facilities seeking a season-to-season energy storage solution and a reliable supply of renewable energy from the ground. With a mid-sized workforce, Celsius Energy pursues scalable geothermal technology to make earth-sourced heating and cooling more accessible.

Section iconCompany Overview

Headquarters
1 Rue Henri Becquerel Clamart, Île-de-france 92140 France
NAICS Code
3359 - Other Electrical Equipment and Component Manufacturing
Founded
2019
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    Celsius Energy's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Celsius Energy's revenue is estimated to be in the range of $25M$50M

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