PETRA is a Mexican company with more than 30 years of experience; during its beginnings it developed chemical products and synthetic resins, which allowed it to venture into the field of architectural restoration of historical buildings; such as the Metropolitan Cathedral, the National Palace, the murals of O’Gorman, Siqueiros and Rivera at the National Autonomous University of Mexico, among others.

PETRA engaged a third party to conduct a comprehensive assessment of our company on August 10, 2024, and signed a contract on August 21.