George J Keller & Sons are now Andersen Certified Contractors!

George J Keller & Sons are now Andersen Certified Contractors!

We’ve been very proud of our long standing relationship with Andersen Windows, America’s premier window manufacturer. We’ve been affiliated with Andersen for over 25 years and have installed hundreds of their windows and doors over that time. Now George J Keller & Sons are Andersen Certified Contractors – a program operated by Andersen to recognize…

News from GAF, Feb 2022

News from GAF, Feb 2022

George J. Keller & Sons have had a long relationship with GAF Corp – the largest manufacturer of roofing shingles in the US, with over 3700 employees and over $3B in annual revenues. GAF operates an informative and inspirational blog that they call RoofViews. We’ve collected a handful of our favorite posts from the RoofViews blog…