Meet the Ply Gem Siding Trainers

David W. Verbofsky

Dave is our Manager/Product and Install Training and has over 40 years of experience in the Building Products Industry.

His philosophy on training is make it simple and keep the homeowner’s interest in mind.

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Junior Cotterman

Junior is our Senior Trainer and has over 47 years of experience in the Building Products Industry.

He firmly believes that on-going education in this field is crucial to maintain quality installation practices.

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Eric Cotterman

Our Product Install Trainer has over 20 years of Installation experience.

Eric is currently serving as the chair of the VSI Sustainability and Recycling committee and is committed to always looking for opportunities to create a better experience for the customer and planet.

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