John C. Marshall Joins IBG Business

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August 1, 2015 - International Business Group, LLC, dba IBG Business (IBG), is pleased to announce that John C. Marshall has joined IBG as Vice President of Business Development.

Mr. Marshall has over thirty years' experience in business development and marketing in the oil and gas industry, in business valuations, and leading business growth strategies. He has served in senior executive positions for private and publically traded businesses, as well as an M&A Broker in the sale of businesses. John has had lead operating responsibilities for acquisitions and due diligence relating to multi-million dollar transactions of assets and operations. He has been called upon for expert witness testimony, and has negotiated and administered major refinery supply, terminal, and product sales contracts, including agreements and settlements with the Bureau of Indian Affairs, the Bureau of Land Management, and state corporation commissions.

To learn more about John C. Marshall, please visit his biography: John C. Marshall

For more information, or to inquire about interview availability, please contact Tammy Hoffman by email at or by phone at (303)758-4000.

About IBG Business

International Business Group, LLC (dba IBG Business) is a respected, award-winning, national leader in business sales and acquisitions of privately held middle-market companies. Founded in 1986, IBG Business brings "best of the best" skills and knowledge to assist business owners in valuing and selling their companies at the appropriate time, for maximum value. For more information, please visit:

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