Object: Electronic Auction - Hiring A Specialized Engineering Company To Carry Out A Retrofit Of The Vrf (Variable Refrigerant Flow) Air Conditioning System Installed In The Sr/Pf/Ac Headquarters Building, With The Preparation Of The Executive Air Conditioning Project, On A Bim Platform, Replacement Of Obsolete Primary Equipment, Rehabilitation And Adaptation Of The Other Components And The System'S Interconnected Infrastructure, And The Full Reestablishment Of The Systems' Operation.