Investment Team
Management Team & US office
Tomakin Archambault
Managing Partner, CEO
Tomakin oversees the strategic direction and financial performance of GSSG Solar and its investments. Tomakin plays a key role in fundraising efforts and is involved in the structuring of all GSSG transactions. Before founding GSSG Solar, Tomakin was the VP of Finance & Investment and co-head of the Global Special Situations Group at SunEdison and oversaw the execution of several creative financing structures. Previously, he was an original member of a wind and solar investment platform at a private investment fund where he originated, structure, and invested in solar portfolios across the U.S. Earlier in his career, he consulted at the Rocky Mountain Institute. Tomakin received his B.S. in mechanical engineering with honors from University of Denver and his M.S. in civil engineering from Stanford University.
Charlie McDaniel
Partner, Head of Origination
Charlie leads origination and acquisition activities. As a co-founder at GSSG Solar, he sources new investment opportunities for GSSG Solar and has overseen the diligence of over 4.0 GW of utility-scale opportunities in Japan. He spent two years living in Japan with his family and set up the Tokyo office. Charlie spent 5 years at SunEdison where he was most recently a Director of M&A within the Global Special Situations Group where he sources and evaluated the preliminary financial, technical and strategic attractiveness of solar projects and led the acquisition of over 2 GW of project pipeline. He joined SunEdison in the distributed energy program and was an architect of SunEdison’s Channel Partner Program, which asses over 100 MW of projects in the commercial sector. Prior to SunEdison, Charlie was an FP&A analyst at Mervyn’s department store, where he developed the solar program for their store rooftops. Charlie earned his B.A. from Truman State University and was a member of the collegiate soccer team. Charlie also holds an MBA from the University of San Francisco.
Adrian Archambault
Partner, Head of Valuation
Adrian manages the valuation team at GSSG that develops and audits the financial models used in structuring and valuation for each GSSG project and portfolio. Since joining as a co-founder in 2013, he has overseen the valuation of over 4 GW of pipeline and manages the tax and debt structuring of each of the Company’s projects (including successful duct syndication in both Mexico and Japan). He also performs most of the policy research in both the U.S. and Japanese markets. Adrian graduated phi beta kappa from Stanford University with a degree in earth systems and a minor in economics. Previously, he worked at the Environmental Defense Fund and conducted carbon cycle research on the remote Pacific Island of Palmyra Atoll.
JAPAN OFFICE
Yoshiyasu Sumi
Partner, Japan Country Manager
Sumi manages GSSG’s Tokyo office and has developed the local asset management capabilities of the company in Japan as well as spearheading its entrance into the BESS market. Prior to joining GSSG as Country Manager in 2016 (he started consulting for GSSG in 2014), he spent 6 years at Octave Japan KK and lead asset management, structuring, transaction management, reporting, accounting and compliance as an Executive Director. He worked on various transactions, including asset management of a loan portfolio for a major U.S. real estate fund ($1.0+ billion enterprise value), asset management of a European-based real estate fund, and the project development and asset management activities for two international solar investment funds. Previously, Sumi worked at Capmark Japan KK where he oversaw secondary market transactions, loan pricing on over 15 real estate backed syndication/securitization transactions and was responsible for working out defaulted real estate debt, developing pricing models, and implementing an in-house accounting management system. He started his career as a financial analyst at Hitachi Chemical and obtained a B.A. in economics from Keio University in Tokyo. Sumi is fluent in Japanese and English.
TAIWAN OFFICE
Michael Wu
Senior Manager of Project Finance
Michael manages project finance relationships and negotiations with financial institutes. Prior to joining GSSG, Michael spent 10 years within the finance department in URE (previously named NSP) for PV solar power plants. Michael was involved in overseas investments in the Dominical Republic and the first phase of the world’s largest airport-based solar project in Indiana, USA. Before entering the PV solar field, Michael worked with DBS (HK), Taipei Fubon Bank (both in HK and Taipei), and Taishin International Bank (Taipei). Michael was awarded a Master of International Management in 2002 from the University of St. Thomas in Minnesota. His native language is Cantonese and is fluent in Mandarin and English.