About Greenrock
GreenRock is an independent energy company specializing in solar photovoltaic, wind power, energy management, green hydrogen and other renewable energy sectors.
Known for its expertise in developing and operationalizing large-scale renewable energy projects, GreenRock has a proven track record in delivering comprehensive turnkey solutions, including greenfield development, technical design, construction, and operations.
Emphasizing innovation, GreenRock is expanding its focus to include green hydrogen production, aligning ourselves with global trends in renewable energy.


Business Overview
Our Unique Approach: Integrated Energy Solutions
GreenRock, as a company, believes that it has recognized the value and efficiency that can be unlocked through integrated solutions. These solutions focus on combining different technologies, such as battery energy management and green hydrogen production.
By integrating these solutions, GreenRock aims to optimize the use of renewable energy, maximize energy storage capabilities through batteries, and produce green hydrogen more efficiently.
In turn, this approach allows for a more efficient utilization of renewable power resources, contributing to a more reliable energy ecosystem.


Leadership
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Per Regnarsson Group CEOExperience
- Executive Partner at Gluon Group, experienced renewable energy investor and financier with a career in sustainable energy infrastructure and financial services for 30 years with Better Energy, Palmetto, Moody’s, JP Morgan and Merrill Lynch. Per co-founded Better Energy in 2013, having previously advised on the creation of nowadays Orsted in 2004 and BP Lightsource in 2010, and he most recently led the IPO of ClimateRock on Nasdaq in May 2022. He has developed, invested in and financed more than 5GW of renewable energy assets. Per holds a MSc Sloan Fellowship from London Business School and a BA in Accounting and Business Administration from Copenhagen Business School.
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Charles Ratelband V Executive Director, Chief Vision Officer & FounderExperience
- Charles Ratelband is a fifth-generation entrepreneur with extensive experience in the investment world. In 2007 he founded RREG, an established international boutique investment & institutional advisory firm, mainly active on the European market with a strong focus on Germany. Core values of Charles’ entrepreneurship are respect, integrity and reliability. Charles has, in cooperation with his network consisting of reputable, professional parties, conducted extensive research into the possibilities concerning profitable green wind investments on the European market. Charles is the Founder and Managing Director of WindShareFund, which contributes to the energy transition by making renewable energy.