A comprehensive list of in Oneonta, NY commercial and residential air conditioning companies offering installation, replacement and repair services. Read unbiased customer reviews and recommendations of local contractors. 
January 14, 2005 A. Treffeisen & Son was just awarded several new contracts including an electrical contract for Fox Hospital, a plumbing contract for the Village of Fleischmanns WWTP and an electrical & HVAC contract for the SUNY Oneonta MTW project. Welcome to A. Treffeisen & Son, a 3rd generation Plumbing, HVAC and Electrical contracting company since 1923.
Jenn Epperly — Pleasant people to deal with Will definitely do business with a family oriented business.