
Submer
Founded Year
2015Stage
Debt | AliveTotal Raised
$122.22MValuation
$0000Last Raised
$20.81M | 7 mos agoRevenue
$0000Mosaic Score The Mosaic Score is an algorithm that measures the overall financial health and market potential of private companies.
+65 points in the past 30 days
About Submer
Submer specializes in cooling and automation for data centers. The company offers immersion cooling solutions designed to enhance data center operations while also aiming to reduce environmental impact through less water and power usage. Its products are utilized in sectors such as cloud computing, artificial intelligence, machine learning, blockchain, and high-performance computing. It was founded in 2015 and is based in Barcelona, Spain.
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ESPs containing Submer
The ESP matrix leverages data and analyst insight to identify and rank leading companies in a given technology landscape.
The data center immersion cooling market provides solutions for cooling data center infrastructure by immersing servers and IT equipment in a liquid that doesn't conduct electricity (dielectric fluids). Immersion cooling is an alternative to traditional air-based cooling or liquid cooling solutions, and is designed to enhance the thermal management and energy efficiency of data centers. While othe…
Submer named as Leader among 11 other companies, including GIGABYTE, AMAX, and Green Revolution Cooling.
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Research containing Submer
Get data-driven expert analysis from the CB Insights Intelligence Unit.
CB Insights Intelligence Analysts have mentioned Submer in 1 CB Insights research brief, most recently on Mar 21, 2025.

Mar 21, 2025 report
7 tech M&A predictions for 2025Submer Patents
Submer has filed 5 patents.
The 3 most popular patent topics include:
- robotics
- autonomous cars
- military robots

Application Date | Grant Date | Title | Related Topics | Status |
---|---|---|---|---|
3/13/2019 | 12/26/2023 | Fluid dynamics, Cooling technology, Heat exchangers, Aerodynamics, Computer hardware cooling | Grant |
Application Date | 3/13/2019 |
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Grant Date | 12/26/2023 |
Title | |
Related Topics | Fluid dynamics, Cooling technology, Heat exchangers, Aerodynamics, Computer hardware cooling |
Status | Grant |
Latest Submer News
Jul 8, 2025
The Liquid Cooled RAN Market is experiencing rapid growth, driven by the need for energy-efficient, sustainable, and high-performance telecom infrastructure. Liquid cooling technologies are being increasingly adopted in RAN systems, especially for 5G and edge computing applications, to address the growing thermal challenges posed by high-density deployments and to optimize energy consumption. Market Segmentation by Application 5G Radio Access Network (RAN) Infrastructure: Key segment focusing on telecom operators adopting liquid cooling technologies to enhance the performance of their 5G RAN infrastructure. Data Centers Supporting RAN Infrastructure: Data centers housing telecom infrastructure require advanced cooling solutions to manage power consumption, with liquid cooling emerging as a critical solution. Edge Computing Facilities: With the rise of edge computing, RAN systems require localized cooling solutions to ensure efficient operation in smaller, distributed environments. Others: Other specialized use cases in sectors such as healthcare, IoT, and enterprise networks also benefit from liquid cooling solutions for RAN applications. Market Segmentation by Products Liquid Cooling Systems Direct-to-Chip Liquid Cooling Systems: Directly applies liquid coolant to high-performance chips to efficiently remove heat, ensuring optimal performance in high-density telecom and data center environments. Rack-based Liquid Cooling Solutions: Uses liquid cooling loops integrated into racks to manage heat for telecom equipment, offering scalability and energy efficiency for high-density installations. Immersion Cooling Solutions: Submerges telecom hardware in non-conductive liquid coolant, offering superior heat transfer and energy efficiency for high-performance servers and telecom systems. Others: Includes additional cooling methods such as cold plates and modular liquid cooling units, designed for flexible and scalable telecom infrastructure. Heat Exchangers Air-to-Liquid Heat Exchangers: Transfers heat from air to liquid coolant, commonly used in telecom and data center applications to improve energy efficiency and thermal management. Liquid-to-Liquid Heat Exchangers: Transfers heat between two liquid coolants, optimizing thermal management in telecom systems and ensuring consistent temperature regulation. Plate Heat Exchangers: Highly efficient heat exchangers using stacked plates to maximize surface area for heat transfer, ideal for liquid cooling in telecom and data center environments. Others: Includes alternative heat exchange technologies, such as shell-and-tube and adiabatic coolers, to manage heat in liquid-cooled RAN systems. Others: This category encompasses additional solutions like thermal management software and hybrid cooling systems that combine liquid and air cooling for optimal efficiency and scalability in RAN infrastructures. Key Regional Segments North America: Comprehensive evaluation of the U.S., Canada, and Mexico, highlighting regional growth factors, application trends, and competitive landscapes. Europe: Analysis of key markets such as Germany, France, the U.K., Italy, and other European countries, focusing on regulatory influences and market drivers. Asia-Pacific: Rapid expansion driven by countries like China, Japan, India, South Korea, and other emerging markets with significant technological adoption. Rest-of-the-World: Insights into regions including South America, the Middle East, and Africa, detailing localized market challenges and growth opportunities. Key Questions Answered What is the current market size and growth rate? Who are the key players in the market, and what are their market shares? What are the major market trends and drivers? What challenges or restraints are affecting the market? What are the opportunities for growth in the market? Market Dynamics Overview Market Drivers: Increasing energy efficiency needs in RAN systems. Demand for scalable, high-performance cooling solutions in 5G infrastructure. Market Restraints: High initial investment costs for liquid cooling systems. Integration challenges with existing network infrastructure. Market Opportunities: Growing adoption of 5G and edge computing technologies. Regulatory pressure for reducing carbon emissions driving demand for energy-efficient solutions. Companies Profiled Iceotope Technologies Limited Asetek Vertiv CoolIT Systems Submer GIGABYTE STULZ Chilldyne LiquidStack ZTE Schneider Electric Green Revolution Cooling (GRC) JETCOOL Technologies Coolcentric Rittal For more information about this report visit https://www.researchandmarkets.com/r/h6yn0n About ResearchAndMarkets.com ResearchAndMarkets.com is the world's leading source for international market research reports and market data. We provide you with the latest data on international and regional markets, key industries, the top companies, new products and the latest trends. View source version on businesswire.com: https://www.businesswire.com/news/home/20250708423741/en/ Contacts ResearchAndMarkets.com Laura Wood, Senior Press Manager press@researchandmarkets.com For E.S.T Office Hours Call 1-917-300-0470 For U.S./ CAN Toll Free Call 1-800-526-8630 For GMT Office Hours Call +353-1-416-8900
Submer Frequently Asked Questions (FAQ)
When was Submer founded?
Submer was founded in 2015.
Where is Submer's headquarters?
Submer's headquarters is located at Carrer Roma, 14, Rubi, Barcelona.
What is Submer's latest funding round?
Submer's latest funding round is Debt.
How much did Submer raise?
Submer raised a total of $122.22M.
Who are the investors of Submer?
Investors of Submer include Santander, Mundi Ventures, Planet First Partners, M&G Investments, Norrsken VC and 5 more.
Who are Submer's competitors?
Competitors of Submer include UniSCool.
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Compare Submer to Competitors

Calyos focuses on two-phase cooling technologies for thermal management in various industries. The company provides thermal management solutions including loop heat pipes, micro-channel heat pipes, and pulsating heat pipes, which are intended to dissipate heat from electronic components, batteries, and power electronics. Calyos' products serve sectors that need effective cooling systems, including e-mobility, computing, and renewable energy. It was founded in 2011 and is based in Charleroi, Belgium.

CoolIT Systems provides liquid cooling solutions for high-performance computing, enterprise, and telecom sectors. The company offers products including direct liquid cooling systems, coolant distribution units, and coldplates that manage heat in data centers and computing environments. CoolIT Systems serves the artificial intelligence (AI), high-performance computing, and enterprise data center markets. It was founded in 2001 and is based in Calgary, Canada.

Iceotope provides precision liquid cooling solutions for data centers, emphasizing sustainability and efficiency within the IT stack. Its offerings include cooling systems aimed at improving performance for AI workloads while reducing energy consumption, carbon emissions, and water usage. Iceotope serves sectors such as cloud service providers, telecommunications, enterprises, and original equipment manufacturers. It was founded in 2005 and is based in Sheffield, United Kingdom.
UniSCool provides liquid cooling solutions for advanced electronics within the technology sector. The company's offerings include cooling solutions designed to manage thermal challenges in data centers and other electronics that require thermal management. Its solutions aim to address the environmental impact of cooling systems in data centers, which account for a portion of global electricity demand. The company was founded in 2022 and is based in Lleida, Spain.

LiquidStack specializes in liquid cooling technology for information technology hardware, telecommunications, and blockchain systems. The company provides liquid cooling solutions that aim to be efficient and environmentally sustainable, enabling the operation of hyperscale, colocation, enterprise, edge, and blockchain data centers. LiquidStack's product lineup includes direct-to-chip cooling distribution units (CDUs) and various modular cooling systems such as DataTank, EdgeTank, CryptoTank, MicroModular, and MacroModular systems. It was founded in 2021 and is based in Carrollton, Texas.
Therminer operates in the renewable energy and data center industries. The company reduces energy consumption by recycling heat generated from servers to provide heating and hot water and offers a computational boiler system that integrates with renewable energy sources. Therminer serves individuals, businesses, and data centers interested in managing costs and carbon emissions through heating and cooling technologies. It was founded in 2021 and is based in Valencia, Spain.
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