Calyos is a Belgian technology company specializing in the design, development, and manufacturing of advanced passive two-phase cooling solutions, primarily Loop Heat Pipes (LHPs) and Capillary Pumped Loops (CPLs). Their innovative thermal management systems cater to high-power density electronics in demanding sectors such as data centers, high-performance computing (HPC), automotive (EVs), aerospace, and power electronics, aiming to enhance performance, reliability, and energy efficiency.
Serves as the central hub for R&D, engineering, manufacturing of their advanced loop heat pipe cooling solutions, and global corporate operations.
Strategically located in the Aéropole Science Park, facilitating access to a skilled workforce and fostering collaboration. The facility likely includes specialized laboratories for thermal research and clean-room manufacturing capabilities for their precision-engineered cooling components.
An innovative and engineering-driven environment, focused on research and development, problem-solving, and delivering cutting-edge thermal management technologies. Emphasis on collaboration and technical excellence.
The core of Calyos's operations, where their unique passive two-phase cooling technologies are conceived, developed, and produced, addressing critical thermal challenges in high-power electronics globally.
Calyos supports a global client base across key high-tech sectors, including data centers, HPC, automotive, and aerospace. While its primary operations are in Belgium, the company actively engages with international markets, particularly in Europe and North America, through direct sales, strategic partnerships, and a dedicated business development team to deliver its advanced thermal solutions worldwide.
Rue de l'Aéropôle 33
Charleroi
Hainaut
Belgium
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As of April 2025, Calyos' leadership includes:
Calyos has been backed by several prominent investors over the years, including:
No major executive hires or exits have been publicly announced for Calyos in the last 12 months. The current leadership team appears stable, focused on scaling operations and advancing its cooling technologies following recent funding.
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Common email formats for Calyos likely follow standard corporate patterns, such as combining the first name or initial with the last name at their domain calyos-thermal.com. The most probable format is [first].[last]@calyos-thermal.com.
[first].[last]@calyos-thermal.com
Format
jane.doe@calyos-thermal.com
Example
75%
Success rate
Calyos Website • June 7, 2023
Calyos secured a €2.4 million grant from the European Innovation Council (EIC) Transition program to advance its innovative cooling technology for electric vehicle (EV) batteries, aiming to improve EV performance, safety, and lifespan....more
Calyos Website • November 21, 2023
Calyos participated in the Supercomputing Conference 2023 (SC23) in Denver, presenting its latest advancements in loop heat pipe technology for high-performance computing and data center cooling....more
Calyos Website • December 15, 2022
Calyos raised €10 million in a funding round led by the EIC Fund, with participation from The Innovation Fund, Noshaq, and its historic financial partners, to scale up production of its loop heat pipe cooling solutions for data centers and other high-tech applications....more
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