Decentralization is more than just a node count

We bring diversity to liquid staking pools by running on-premises infrastructure in underrepresented data centers.

Proof of Stake is sustainable.

We pledge to run carbon-neutral validators, by prioritizing green data centers and purchasing offsets for any non-sustainable energy use.


Sui blockchain
launched May 2023
Lido on Solana
onboarded Sept. 2022
Marinade on Solana
delegated to Jan. 2023

… more to come!


Leading a team with 75 years of DevOps and IT experience is Daniel Urstöger, who previously served as Head of IT at CHECK24 before making his entrance into crypto by working as an independent contractor.

We have an entrepreneurial spirit – each of us either runs our own company, works as an independent contractor, or contributes to open source projects.


Company: H2O NODES GmbH
Companies’ register number: FN 589130v
Seated in: Vienna
Register court: Commercial Court Vienna (Handelsgericht Wien)
Object of the company: IT services
UID number: ATU78794538 (VAT Number)
Business address: Schwedenplatz 5/22
(entrance Dominikanerbastei 21), 1010 Vienna
Telephone: +49 176 9782 1188
Chamber of Commerce: Services in automatic data processing and information technology, FG Management Consulting, Accounting and Information Technology
Professional law: Trade regulations; available at
Supervisory Authority: Municipal authority of the 1st District