About Calmac
Calmac is a company based in La Mirada (United States) founded in 1947 was acquired by Trane in November 2017. The company has 23 employees. Calmac offers products and services including Ice Bank® Energy Storage, IceMat Ice Rinks, and Thermal Battery Systems. Calmac operates in a competitive market with competitors including Nostromo, NETEnergy, Boréales Energy, EnergiVault and Cryogel, among others.
Products & Services of Calmac
Calmac offers a comprehensive portfolio of products and services, including Ice Bank® Energy Storage, IceMat Ice Rinks, and Thermal Battery Systems.
System for storing energy as ice to cool buildings efficiently.
Technology for ice rink maintenance using thermal storage.
Solutions for air-conditioning with energy storage capabilities.
Investors in Calmac
Calmac has secured backing from 1 investor. Prominent investors backing the company include Trane.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Trane is recognized for providing HVAC solutions globally. | 1885 | trane.com | Swords, Ireland |
Investor details for Calmac
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
Timeline of Calmac
2 dated milestones of Calmac across 70 years, from founding to its latest funding, stage changes and deals.
- Founded Calmac is founded.
- Exit Acquired by Trane.
Competitors of Calmac
Calmac operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Nostromo, NETEnergy, Boréales Energy, EnergiVault and Cryogel, among others.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| nostromo.energy | 2016 | Even Yehuda, Israel | $23.2M | – | Ice thermal storage systems are developed for energy-efficient cooling. | |
| netenergytes.com | 2015 | Chicago, United States | – | – | Thermal energy storage solutions for buildings are provided by NETEnergy. | |
| boreales-energy.com | 2015 | Herouville Saint Clair, France | – | – | Provider of thermal energy storage solutions | |
| energivault.com | 2017 | Cockermouth, United Kingdom | – | – | Delivers comprehensive thermal energy storage solutions for sustainable energy management. | |
| cryogel.com | 1989 | San Diego, United States | – | – | Provides Ice Ball technology for thermal energy storage and cooling solutions. |
Detailed competitors of Calmac
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of Calmac
The website of Calmac (calmac.com) receives about 3.6K visits a month.
- Monthly visits3.6K
▲ 33.1% vs previous month
Websites whose visitors overlap most with Calmac. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| ice-energy.com | 100% | – | – | View details | |
dlsc.ca | dlsc.ca | 59% | – | – | – |
| pjm.com | 57% | – | – | View details | |
pwi-energy.com | pwi-energy.com | 57% | – | – | – |
ecofriend.org | ecofriend.org | 55% | – | #14,415,830 | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 14 similar websites and full traffic analytics for Calmac
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 14 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Latest news on Calmac
Complete news archive for Calmac
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Similar companies to Calmac
10 companies that operate in the same segment as Calmac (Energy Storage Systems), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Silicon-based solar PV modules are manufactured for diverse applications. | 1985 | San Jose, California, United States | USD 171.73 M | USD 300 M | 600 | |
EV charging station network is operated for vehicle users. | 2017 | Munchen, Bayern, Germany | USD 791 M | – | – | |
Platform offering smart electric vehicle charging solutions | 2018 | London, England, United Kingdom | USD 63.18 M | – | – | |
Iron-air energy storage systems are developed for renewable energy projects. | 2009 | Somerville, Massachusetts, United States | USD 1.88 B | – | – | |
Provider of electric vehicle charging solutions | 2009 | London, England, United Kingdom | USD 58.39 M | – | – | |
Monta is recognized as a provider of EV charging software solutions. | 2020 | Copenhagen, Denmark | USD 134.51 M | – | – | |
Provider of EV battery-swapping network | 2019 | Gurugram, Haryana, India | USD 187.76 M | USD 22.56 M | 482 | |
Portable electric vehicle charging solutions are developed and provided. | 2014 | Boston, Massachusetts, United States | USD 104.86 M | – | 50 | |
Provider of solar integrated power storage system | 2010 | Wildpoldsried, Bavaria, Germany | USD 168.42 M | USD 132.91 M | – | |
Lithium-ion batteries for electric vehicles are manufactured across categories. | 2006 | Gurugram, Haryana, India | – | USD 34.18 M | 177 |
Unlock complete access to The Company Check
Get unrestricted viewing across everything we track — from companies and brands to investors, funding rounds, acquisitions, financials, and more.
- Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
- Full access to every database India & global coverage, advanced filters and rich profile details
- Always-on access from your team account Single premium plan for everything you see on the portal
Frequently Asked Questions about Calmac
Calmac was founded in 1947.
Calmac is headquartered in La Mirada, United States. It is registered at La Mirada, California, United States.
Calmac has 23 employees.
Calmac was founded in 1947 and is headquartered in La Mirada, United States. Ice-based energy storage technology is offered by the company for HVAC systems in the energy sector. Operations involve creating ice during off-peak hours with low-cost electricity to reduce cooling expenses. Building operators are enabled to utilize stored energy and sell excess back to the grid, supporting efficient energy management.
Calmac's top competitors include Nostromo, NETEnergy and Boréales Energy.
Calmac offers Ice Bank® Energy Storage, IceMat Ice Rinks, and Thermal Battery Systems.
Calmac has 1 investor. Key investors include Trane.
Yes. Calmac was acquired by Trane in November 2017.

