Executive Team

John M Pleša

President & CEO

John graduated with a Bachelor of Commerce degree from the University of Calgary in 1989. He began to work for GN Corporations in the same year as the Marketing & Sales Manager. In 1994 he became the company’s Vice President. In 1997, John, was key in the implementation of the company’s ISO 9001 Quality Management System. In 2004, he became the company’s President & CEO. Since then, he has spent more than two decades on integrating customer needs with its own manufacturing capabilities. He introduced automated machining tools in 1995 and Multi-task machining capabilities in 2000 to the company. In 2007, he designed and had constructed a 115,000 sqft manufacturing facility in Airdrie, Alberta. In 2015, he brought to the company a fully automated machining cell, the first of its kind in the energy industry. In 2016, another fully automated group of machines will be added to the company.

Management Team

Juan Roubaud, P.Eng

Plant Manager

Juan graduated from La Salle University in 1979 as an Industrial Engineer, Since then he has acquired extensive leadership experience and P&L responsibilities in manufacturing operations and services; ranging from company start-ups, expansions, to turnaround-re-engineering, and downsizing. With experience spanning a broad spectrum of services to industries such as: Automotive (Tier 1, OEM supplier), power generation, oil & gas up-downstream, pipelines, water resources, hydro-power generation, petrochemical, HVAC, instrumentation & control, and railcars. He joined GNC in 2002, Since then, he held various positions and supported company’s strategic initiatives.

Chamith Rathnayake, P.Eng, CSSBB

Lean Manufacturing Manager

Chamith graduated as Industrial Engineer in 2002, and started career as a Continuous Improvement Professional and held various leadership and supervisory positions in Continuous Improvement, Manufacturing, Operations, Labor Relations, Project Management and Quality Assurance. During his career, He was trained in Toyota, Japan and in various other places on “Japanese Management Techniques”, “Six Sigma methodology” and “Project Management”. Chamith Joined GNC in 2008, Since then, he held various positions and supported company’s strategic initiatives.

Dragan Jozelji, P.Eng.

Quality Assurance Manager

Dragan graduated as Precision Mechanical Engineer from Faculty of Mechanical Engineering, University of Sarajevo, Bosnia and Herzegovina in 1988. Worked as Quality Assurance Engineer in factory of Optical Instruments Zrak, Vares, Bosnia and Herzegovina for 5 years. Since joining GN in 1996, He held various positions in Quality Assurance to be promoted as Quality Assurance Manager in 1999.

Gelu Balas

HSWE Coordinator

Gelu obtained his Bachelor Degree in Mechanical Engineering from a Romanian Technical University in 1991. His career was focused on operations management for transportation and automotive industries. He joined GNC in 2007 as Quality Assurance Professional and 2 years later, was promoted to coordinate company's Health, Safety and Wellness Program and became a Certified Health & Safety Auditor for Partnership in Injury Reduction (PIR) through Manufacturing Health & Safety Association (MHSA).

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