Decahydron Ltd
Registered in Lucan, Co. Dublin
Decahydron Ltd is a private company limited by shares registered in Ireland on 7 August 2024 (company number 769320), based in Lucan, Co. Dublin. Current status on the CRO register: Active. Its website is decahydron.com.
Registry facts
Important Dates
Industry Classification (NACE)
Registered Address
Avonlea
Demesne
Lucan,DUBLIN
K78Y3Y5
Additional business information
Contact details, websites, social profiles and summaries are gathered from public web sources. They are not CRO registry fields.
Contact Details
Company Website
Business summary
Decahydron Limited is an Irish company focused on unlocking Earth’s geology to fuel a carbon-negative future. It extracts naturally occurring hydrogen, a clean energy source, from deep underground ultramafic rock formations, while using the same rock to mineralise CO₂, turning industrial emissions permanently into stone. The company’s proprietary induced-generation methodology injects super-saturated CO₂ into these formations, displacing trapped hydrogen for extraction and purification while simultaneously mineralising the CO₂. Decahydron highlights advantages including sustainability, scale, permanence, duality, and efficiency, and collaborates with partners in investment capital, science, and industry. It has announced projects in the UAE and a research partnership with the Irish Centre for Research in Applied Geosciences.
About Decahydron Ltd
Decahydron Ltd was registered in Ireland on 7 August 2024. The CRO records its company type as LTD - Private Company Limited by Shares. Its registered NACE classification is Extraction of natural gas. Its registered address is in Lucan, Co. Dublin.
Company timeline
- Registered with the Companies Registration Office
- Latest accounts date shown in the register
- Latest annual return date shown in the register
Frequently asked questions
- What is Decahydron Ltd's CRO number?
- 769320.
- What is Decahydron Ltd's register status?
- The CRO data lists the company status as Active. This register status does not by itself confirm that the company is currently trading.
- Where is Decahydron Ltd registered?
- The registered address is in Lucan, Co. Dublin. The full publishable address appears above.
- What does Decahydron Ltd do?
- The company's registered NACE classification is Extraction of natural gas. This classification describes its registered economic activity.
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How to read this record
Registry fields come from the CRO open data source.
CRO register status: Normal.
Company Check displays this as Active for readability.
A register status does not confirm that a company is currently trading, solvent, or connected with someone who has contacted you.
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CRO snapshot retrieved: 2 Oct 2026, 10:40. Imported successfully: 2 Oct 2026, 10:44.