GBI Fellows

David G

David Griffin II, BEMP, AIA, GGF, GGA

Trained in both architecture and building science, David has focused his career on the integration of the built environment and energy conserving/consuming systems. A focus on whole building energy simulation allows him to provide investment grade financial analysis to all parties involved, proving the business case for sustainability in both new construction and existing buildings. […]

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J CHyz

John Chyz, P.E., GGA, GGF, GPCF, WELL AP

Fond childhood memories of swimming and fishing in fresh water lakes and climbing rolling hills in his hometown north of Toronto gave John his love of the outdoors. He’s had a keen interest in environmental stewardship for as long as he can remember. “In 10th grade, we were tasked with writing a paper and I […]

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MR

Mark Russell, PhD, P.E., GPCA, GGA, GGF, GPCF

Alison Hoagland

Principal Architect, Mackenzie, 2025 GBI Board Chair Alison Hoagland, an Architect and Principal at Mackenzie, has designed and delivered projects in a variety of markets, including retail, commercial, hospitality, educational, industrial, and public safety facilities. Alison is passionate about sustainable architecture, and has led many of Mackenzie’s LEED projects, and worked to develop Mackenzie’s Building […]

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