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Deiter Bros. BBB Business Review
HomeAdvisor Elite Pro - Deiter Bros. Heating Cooling Energy
Plumbing-Heating-Cooling Contractors Association (PHCC)
Associated Builders and Contractors, Inc. (ABC)
Air Conditioning Contractors of America (ACCA)
Who's Who in Business Lehigh Valley 2019
PA Contractor #PA736
NJ HIC REG# 13VH04248200

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