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ABOUT US GWD Certification Services, LLC is a soley owned Limited Liability Company. Gregg Day is the owner and is an Independent Accredited InstallationMastersTM Trainer. Gregg has over 34 years experience in remodeling and new construction and has a strong background in window and door installation. He was in the field as a carpenter/installer for 22 years and has been a Project Manager for the past 12 years. He is also a member of the North Central Ohio Building Officials Association (NCOBOA) and a member of the International Code Council (ICC). He also holds a Certificate of Residential Building Inspector with ICC and holds an Ohio Residential Building Inspectors Certificate through the Ohio Board of Building Standards (OBBS). Disclaimer-InstallationMasters™ has granted permission to GWD Certification Services, LLC to use copyrighted material on this website. |
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