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1.314.852.6474
1.573.486.3406
19 years of Excellent Service
  
Brian started working with his grandpa the late Ralph Grannemann Sr when he was 16. Brian is a 3rd generation of Grannemann in the heating and cooling business.  He worked with his grandpa for 13 years, when he opened his own business in July of 1998.  In the basement of his home.  Brian Grannemann Services has grown over the years.  Currently we have 6 employees.