John went to Pathfinder Regional Technical Vocational High School for carpentry. After graduation he started working for his fathers business. John has trained with the Copper Development Association and published articles in “Fine Homebuilding Magazine” regarding slate and copper roofing. He is now the Vice President and Co-Owner of Mahan Slate Roofing in Springfield MA. He is also on the board of directors for the Slate Roof Contractors Association. He spends much of the year traveling for business and in his free time enjoys relaxing with his wife Sarah, daughter Molly, and son Conor. Cory was 12 when he first met John and they shared a bond that reached far past biological brothers.