HVAC Companies Bannockburn – Ajax Air Conditioning and Heating Outstanding Five Star Reviewbr br Ajax Air Conditioning and Heating Bannockburn, ILbr (847) 232-6820br br New 5 Star Customer Review:br br 'The team from Ajax came to my house to repair the upstairs AC unit. They were so nice and friendly. They used a very short amount of time to get everything done. I can now stay in my home comfortable. Keep up the great work guys!!'br by Andre S.