Our Team

William Hopkins

Managing Director

William’s broad knowledge of the renewable energy business is the result of over 20 years of experience in the sector. His achievements include the development and project financing of award-winning wind projects and the acquisition and sale of over 1,000 MW of projects. Prior to founding Venturi Renewable Energy, he was Commercial Director at Renewable Energy Systems (RES), one of the leading global renewable energy developers, where he led the expansion into Sweden and Turkey through acquisitions and partnerships, including periods as Managing Director of RES Group regional subsidiaries RES Skandinavien (Nordisk Vindkraft), RES Italia and RES Anatolia (Turkey). He also led the acquisition of biomass and solar companies kick-starting RES’s ventures into non-wind technologies.

Misha Kolosov

Senior M&A Consultant

Misha Kolosov has over 20 years' experience in financial management and investor relations. He has worked on a number of international projects including IPOs and debt financing. He has modelled and valued multiple renewable energy sector projects across Europe and Africa. Misha holds an MBA in finance from the Grenoble School of Management, France.

Julien Ressmann

Director of Mergers & Acquisitions

Julien Ressmann has more than 20 years’ experience in Energy and Infrastructure, working both as principal investor and financial advisor. Julien started his career at HSBC in the Energy and Infrastructure Investment Banking team in London and Hong Kong, working on cross-border Energy and Utilities transactions. He also worked as principal investor for Riverstone backed wind developer Velocita. During his career, Julien has advised large pension funds and YieldCos such as Cubico Sustainable, SwissLife, Greencoat and Santander on acquisition of renewable projects as well as renewable companies on fund raisings and market entries. More recently he has been advising on M&A, EPC and developing renewable projects in Southeast Asia.

He graduated from Vienna University of Economics, is a Chartered Financial Analyst (CFA) and is fluent in English, French, German and proficient in Mandarin.

Nancy Sun

Head of Operations

Nancy’s main focus on transaction support and corporate management.  Prior to Venturi, Nancy gained 6 years banking experience in Corporate Trust as Transaction Manager in London with the Bank of New York Mellon, Standard Chartered Bank and the U.S. Bank. Prior to that she gained 3 years of Corporate Finance transaction experience from leading international law firms, Skadden in London and Herbert Smith Freehills in Shanghai.

Nancy is a graduate of the University of Oxford and London Business School.  She is a native Mandarin speaker and is fluent in English, German and Cantonese.

Jon Peltenburg

Data Centre Development Director:

Jon Peltenburg brings over 20 years expertise in spatial data, geographical information systems and software development.  He successfully founded and sold a software company specialising in the delivery of community information and mapping systems.  For the past 6 years he has been leading Venturi’s site search capabilities for datacentres across Europe demonstrating his skills in identifying and securing optimal locations for these critical facilities.

He is a graduate of Bristol University and Edinburgh University