After this, he became Secretary of Energy in the Cabinet of President Ernesto Zedillo where he was also President of the Board of several governmental companies such as PEMEX, CFE and LyFC.
In December 1978, Petroleos Mexicanos, "Pemex", Mexico's national oil company, accepted her bid to supply some 93,000 meters of steel oil field pipe, and in March 1979 forwarded Frankenburg-Kansas a purchase order requesting various types and quantities of pipe for which Pemex was willing to pay approximately $5.2 million.