Onesynergy , founded in 2008 , is the sister company of Airsynergy .
Airsynergy is a company which invents , designs and builds Heating , Ventilation and Air Conditioning products ( HVAC ) .
onesynergy , founded in 2008 , is the sister company of Airsynergy , and it is a company which invents , designs and builds Heating , Ventilation and Air Conditioning products ( HVAC ) .