Golden Grid Solutions was founded in 2014 and is headquartered in Washington, USA with our European office in Berlin, Germany. Our world-class management team and advisors have the talent to provide the best solutions available, quickly and affordably.


GGSI Board Members

John Sheldon CEO

John Sheldon

John Sheldon is founding member of GGSI. John Sheldon graduated from Montana State University in 1975 with a Bachelor of Science degree in Zoology. He then attended graduate school, also at MSU. In 1976 he founded Creston Seed Inc., a certified seed company, which he operated until 2003. He lives and works in Kalispell Montana. His specialties are organic farming, and oilseed and gluten-free crop production. He also specializes in agricultural land development and resort projects. In addition to his farm in Montana he also has farm property in Utah, and Costa Rica. For the last twelve years, John has used his agricultural background as he works to promote the biofuels industry.

Walter Kraus President

Walter Kraus

Walter Kraus is founding member of GGSI. He is leading GGSI’s office in Europe. With a background in biophysics and communication technology he has a broad background in technology companies. He is currently CEO of IBSENtelecom, a technology company based in Norway and England focused on development of optical wireless communication technology. He is also chairman of the Li-Fi Consortium, a group of international industry players developing optical wireless communication technology. Walter is also involved in international technology transfer of groundbreaking solar energy technology. Together with Rudi Wiedemann, he co-foundet MarkeTech Partners LLC in 2013, a global sales and management company for renewable energy projects. Walter works out from his office in Berlin, Germany and is focused on company strategy and business development in Europe, the Middle East and Africa.

Adesina Augustine Buraimoh-Ademuyewo, MBA Director Business Development Africa


Adesina Augustine Buraimoh-Ademuyewo, MBA is an economic development and management expert. Sina fondly called by associates, graduated from St. Joseph´s College, Philadelphia and obtained his MBA at Long Island University, Brooklyn NY in 1974. He is currently serving as Chairman of Brands Technologies, Nigeria and Chairman of Strategic & Partnership Committee of Nigerian Council of Renewable Energy. He also serves as Vice President for World Union of Jesuit Alumni/ae. Adesina works out from his office in Lagos, Nigeria.

GGSI Board of Advisors

Thomas Callicrate - Exploration Geologist/Mine Finder/Start Up Companies


Mr. Callicrate brings over 35 years of experience in international and domestic mineral exploration. He recently held position as co. Founder, President, CEO and Director of Consolidated Goldfields Corporation (formally Vice President of Exploration), has extensive experience in generative exploration and project-level management activities and is responsible for and associated with the discovery of several precious metal deposits throughout his 35 year career. Mr. Callicrate has a wide and diverse experience in domestic and international mineral exploration for precious metals, base metals, diamonds, gemstones and industrial minerals. He also co-founded and held director and Vice President positions with Western Goldfields, Inc. (now New Gold, Inc.); Vice President of Exploration with Trend Mining Company, District Geologist with Romarco Minerals; Senior Geologist with Kennecott Exploration and consulting geologist for Newmont Mining Corporation; Freeport Exploration Company, FMC Gold Company, US Borax and Chemical Company, Nevada Star Corporation; Triumph Gold Mining Company; Union Gold Mining Company; MBA Gold Technology, Inc., Golconda Resources Ltd.; and Placer Development Corp. Mr. Callicrate current conducts his exploration consulting business activities though his private company Mountain Gold Claims, LLC.

Thomas (Toby) K. Mancuso – M. Sc. Geology


Mr. Thomas (Toby) K. Mancuso is a well-respected development and mine operations geologist with more than 35 years of experience in exploration, operations and management of various mining companies. Mr. Mancuso currently holds the position of Managing Director for Consolidated Goldfields Corporation and operates his own company, Mancuso Resource Development Services, LLC. He has recently held the positions of Vice President Project Development for Teras Resources Inc. and President & CEO of Western Goldfields Inc. (now New Gold Inc.) where he was responsible for the purchase of the operating Mesquite gold/silver mine from Newmont Mining Corporation. Mr. Mancuso has also held the positions of Senior Geologist for Freeport McMoRan Gold Company and Chief Geologist for Kennecott Corporation where he specialized in advancing projects from exploration to production and was directly involved with the startup and operation of five mines. He received his Masters of Science in Geology from the Idaho School of Mines at the University of Idaho and Batchelor of Science in Geology from Bowling Green State University.

Updated on January 8, 2018