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John O'Brien is a contractor located in Dayton, OH. They specialize in pe work.
John O'Brien holds an active professional license for your protection.
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John O'Brien is a contractor based in Dayton, Ohio. He holds license number 50476. While specific details about years in business and particular service areas are not currently available, his licensing indicates registration within Ohio's contractor framework. Prospective clients should verify the scope and current status of his license directly with the state or through initial consultation to understand what services he provides and whether they align with their project needs.