About Us

Customized Consulting Services

Realistic, actionable, tailored solutions

More than 15 years experience in the energy industry combined to engineering and business strategy backgrounds

Carbon50 is a Tokyo based consulting company specialized in energy strategy and the energy transition. Our consulting activities are centered on the Japanese power industry, sustainability and decarbonization strategies.

Our expertise includes Renewable  assets monetization (CPPA, FIP…), BESS development and  monetization, Power procurement, Power trading, Power retail, Virtual Power Plants (VPP), and Demand Response  (DR) technologies

Our Experience

Numbers Speak For Themselves

MW (M&A advisory)
MW (PPA Advisory)

Client's Satisfaction Comes First! We always align with you on clear deliverables and milestones. We work only on projects within our expertise, so you never pay for our learning curve


Nicolas Vierge created Carbon50 after 15 years of experience in the energy industry. He has held a variety of both engineering and business positions in Europe, Japan, and China. Nicolas worked for BCG in Tokyo and has held several managerial positions in renewable energy companies and energy focused consulting firms. He holds a Master’s in Energetic and Nuclear Engineering from Grenoble Institute of Technology and a MBA from Hitotsubashi University


We take an analytical and quantitative approach in solving our clients’ problems. We rely on regulatory framework and data analysis, risk evaluation, forecasting and financial modeling to help you make the right decisions. We combine engineering and business strategy backgrounds to find realistic, actionable, tailored options to solve your business problems

We are the consultants you can trust on to support your ambitions in the Japanese Power Market

Need Help With The Japanese Power Market? We Are Experts!