Alan Graham is an Air Conditioning Contractor and Heating System Contractor located in Pell City AL. Alan Graham has over 23 years experience in the Heating and Air conditioning business. Alan Graham provides air conditioning system service, air conditioning system repair, heating system service, and heating system repair. Alan Graham sells air conditioning equipment, air conditioning system parts, heating equipment, and heating system parts. Contact Alan Graham for all your heating and air conditioning needs today. Service All Makes & Models. Over 23 Years of Experience.