Directors & Management

The people that make up our leadership team

George Tsafalas

Interim President and Director

George has extensive experience in senior operational management, corporate business development and corporate finance in the private and public sectors and is an entrepreneur. Currently he is a Senior Partner at Stadnyk and Partners Inc. He specializes in the execution of strategic budget plans and monitors the development of the portfolio programs, including review of the financial objectives and milestones. He has over ten years of senior management experience in the oil and gas sector, as well as in the hospitality industry and professional sports sectors. He has experience in the attraction of private equity capital, including angel investment groups and firms and has assisted in several successful equity capital fundraising efforts.

Jeff Koyen

Pressland President

Jeff Koyen is an award-winning journalist and entrepreneur. As a media strategist and advisor he has a proven track record of launching new digital properties for both startups and legacy media companies. Jeff launched Pressland to map the global media supply chain of all media from initial concept, to writer, editors, fact checker, and sources, until it reaches the reader. Jeff served as CEO and Founder of, Editor in Chief of New York Press, Deputy Editor of Forbes Traveler, Editorial Director & Creative Strategist at Vocativ, and News Editor of Mansion Global (Dow Jones). As a journalist, his bylines have regularly appeared in the New York Times, The Guardian, New York Post, Wired, New York magazine, Crain’s New York Business and others.

Larent Zhang

Arcology Founder and President

Laurent Zhang is the President of Capital block Tech and founder of Arcology. He got his B.Sc. Degree in Computing from Oxford Brookes university M.Sc.  in Intelligent systems. Mr. Zhang previously worked as senior research engineer and managers at MKS instrument Inc, University of Alberta and Baker Hughes. He has extensive experience in solve large-scale real-world applications with most creative solutions. His is an expert in artificial intelligence, distributed computation and distributed ledger technologies. 

Morie Shacker


Brian D. Keane


Brian serves as a Consultant at Stadnyk and Partners Inc. in New York, New York and formerly served as its Managing Director. He has over 17 years of capital markets, investing and C-level consulting experience. He has invested in, advised upon or restructured over 75 emerging growth companies in the US, Canada, Caribbean and Asia, representing over $2 billion in transaction value. Brian Keane has advised several buy-side investment funds and worked at investment banks including: Rodman & Renshaw, LLC, Ladenburg Thalmann & Co, and TechVest. He earned a Bachelor of Science degree from the University of Scranton and a Juris Doctor from New York Law School.

Tatiana Kovaleva

Chief Financial Officer

Tatiana Kovaleva has extensive experience working in the Capital Markets. Over the last twenty years she has served in the Capacity of Chief Financial Officer for multiple publicly traded companies.

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