John Dzwonczyk founded JGD Associates, Inc. in 1995 after a career in petroleum marketing at Getty Refining and Marketing Company, Sohio Oil Company, and BP Oil Company. He is an experienced public speaker and writer and holds a master's degree in civil engineering from Villanova University. He also serves as a public official on the Avon Lake Board of Municipal Utilities, and as a board member of the Ohio Petroleum Contractors Association.

Pat Jameson is a project manager with extensive experience in the retail petroleum industry, having spent many years with TravelCenters of America/Petro Stopping Centers and Burns Bros. Travel Stops.  He has experience in conceptual design of retail fueling facilities, buildings, maintenance shops, remodels, and site/parking design.  He has worked in all phases of projects from environmental and planning/zoning/site plan approval to design and construction phase tasks.  
He has a BA from Santa Clara University and a JD from Northwestern School of Law at Lewis and Clark College.

David L. Cantrell is a Staff Architect who handles architectural, site and development plans. Dave holds a BS in Architecture from University of Detroit Mercy and has eight years experience in commercial, industrial, residential, and site design, directly and through consultants.

Milan Atanaskovic is a project manager with extensive experience in image and sign roll-out programs, having come from the outdoor advertising industry. Originally an automotive technician, he rose through the ranks of a major repair chain eventually to head its recruiting department, before growing into project responsibilities. Milan holds an Associates Degree.


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