The 1970s were marked by the oil crisis, which greatly boosted the value of barrel prices.
Indústrias Votorantim, thanks to its investments in energy self-sufficiency, can face the period and gain competitive advantage.
In 1977, Votorantim took control of the Itaú Portland Cement Company, with factories in five states: MG, MS, RJ, PR and BA.
At the end of the decade of the 70, instability in the national territory grew and the dissatisfaction of the population with the military regime, including the business class. In 1978, Votorantim’s leaders signed the “Document of Eight”, signed by eight big businessmen asking for the country’s political opening