Our Team

We have an experienced team of professionals in international business, energy and trading fields.

George Mesa, Sr.
President & Founder
Mr. Mesa, Sr. is the founder of Nirk Magnate. He has been in the trading business for over 14 Years. He is the owner and CEO of Canadian Steel Fabricators and VP of Morningside Entertainment. Mr. Mesa is a member of the Board of Directors of United States Precious Metals (USPR, a publicly traded company) and in the Board of Directors of Plasma Arc Technologies. With degrees in International Business and Trade from the Foreign Commerce Institute in Havana Cuba, Electro Mechanical Engineering and the Superior Academy of Law Arides Estevez Sanchez in Habana, Cuba.
Xavier I. Rivera
Chief Executive Officer
Mr. Rivera has vast experience in international business and operations. He has served as Director of Utilities and Energy Programs for Georgetown University, Director of Plant Operations for Hilton Hotels and Facility Manager for Heico Aerospace Corporation. As a Partner with Barkats and Associates, Mr. Rivera structured and closed international energy and real estate deals in the European Union and South America. He is a mechanical engineer with over 24 years of experience in international relations, energy, commodities trading and facilities management.
Uberto Orellana
Commercial Director
Mr. Orellana is an experienced financial officer with over 25 years of experience in the energy sector. He is an Industrial Engineer. He has worked as General Manager for various international energy firms in Central America.
Jorge Mesa, Jr.
Vice President
With over 10 years of trading experience in various commodities and logistics, Mr. Mesa Jr. heads our business operations including procurement, logistics, transportation and delivery. Mr. Mesa managed a successful real estate business and a logistics and transportation company of more than 200 employees and House King Airways, a private airline/cargo company. He has a Bachelor of Science from Florida International University.
Radzivanovich Konstantin, PhD
Business Development
Mr Konstantin graduated from Lomonosov Moscow State University, specializing in Economic-Cybernetics. He continued post-graduated studies in the Institute for International Economic and Political Studies of the Russian Academy of Science. He has worked for well known companies like "Russkaya Bakaleya" as the vice president for international affairs. He has collaborated with Argentinian food producer Molinos Rio de la Plata. He has also worked at Man Diesel AG in Moscow.
Lester Delgado
Director of Business Development
Mr. Delgado heads our business development department. With international business relations with heads of state and corporate energy companies, Mr. Delgado has been a key component in the success of Nirk Magnate. Mr. Delgado holds an International Business degree from Habana, Cuba.
Ken Williams, PE
Chief Engineer
With a Civil Engineering Degree from Lamar University Mr. Williams has been City Engineer of Orange, TX, Project Manager for Williams Brothers Engineering Company out of Houston, TX where he was in charge of pipeline terminal and docks in Libya, Peru, and multiple projects domestically. As Vice President of Maverick Engineering Co. in Corpus Christi, TX he directed pipeline terminal and gathering system in Abu Dhabi. While working as Manager of Corporate Development for Baker Marine Corporation, Ingleside, TX he was involved in licensing and development for multiple sites internationally for offshore jack-up drilling rigs construction.

He was President/Owner of Mako Entergy, a pipeline and gas company gathering production and owning of wells in South Texas. Concurrently served as VP of a real estate project in Port Aransas. Owner of a 50k barrel per day refinery in Winnie, TX for Farmland Industries and relocated it to Coffeyville, Kansas. Operations in Kansas doubled in sized to 120k barrels per day. As President/Owner of Neches Fiber he developed 500 ton per day recycled, de-inked bleached pulp mill.

Mr. Williams was President/Owner of Jefferson Terminals where he acquired a track of land from BP and developed a terminal ship dock unloading facility and ultimately sold. He Served as President for Wind farm development in Pecos County, TX while concurrently serving as VP for Sabine Syngas, 8000 ton per day gasification project. President/Owner of Gregg County Refining, LLC in Longview, TX where he performed due diligence on refinery acquisition. Crude studies, market studies and day to day operations. Approximately 30,000 barrels per day crude oil refinery.
Nirk Magnate Holding Corp
201 S. Biscayne Boulevard
28th Floor
Miami, Florida 33131

Tel: (305) 909-6808
Fax: (305) 513-5131

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