Blockchain: Green building blocks
The technology is helping to expand the uptake of renewables worldwide, Ewald Hesse, CEO of Grid Singularity, tells World Energy Focus
Q. What is Grid Singularity, and why did you decide to start the company? A. I was a mechanical engineer, and worked for the energy group ABB in Austria for six years. I first dived into blockchain five years ago, working with bitcoin mining, and then I supported the development of Ethereum which received $18m in crowdfunding and then took one and a half years to build. It is still so far the most advanced blockchain platform. Two years ago, we decided to open a new company, Grid Singularity, with the purpose of further developing the blockchain technology suitable for energy markets. Q. Can you explain how a blockchain transaction works, from beginning to end? A. Bitcoin, which is a currenc
Also in this section
24 December 2025
As activity in the US Gulf has stagnated at a lower level, the government is taking steps to encourage fresh exploration and bolster field development work
23 December 2025
The new government has brought stability and security to the country, with the door now open to international investment
23 December 2025
A third wave of LNG supply is coming, and with it a likely oversupply of the fuel by 2028
22 December 2025
Weakening climate resolve in the developed world and rapidly growing demand in developing countries means peak oil is still a long way away
