PROTAN offers like references several of our present clients such as:

Total Austral
Sonacol S.A.
Camuzzi Gas Pampeana y Sur
Gas Natural Ban
Refinor
Oldelval
Litoral Gas
Ecogas
Metrogas
Skanska
Techint
TGS
TGN
Pan American Energy LLC
Pecom Energía
Petrobras
Profertil

British Petroleum