Since their humble beginnings as a one truck operation in 1986, K. Kelly, Inc. has been providing the Green Bay, WI community residents with heating, cooling and plumbing services you can trust and rely on. Whether you need a furnace replaced, a new air conditioning system or need your current heating and cooling systems to operate more effectively and efficiently, the K. Kelly team of experts is ready to ensure that your home remains comfortable and secure while saving you energy and expense.