Guillermo Álvarez Macías (16 October 1919 – 18 December 1976) was a Mexican general manager of the co-operative cement company Cooperativa La Cruz Azul, S.C.L.

[2] Álvarez Macías's philosophy was to promote social progress by sharing economic growth in order to raise the standard of living of workers and his own family.

[2][7] During his tenure at Cooperativa La Cruz Azul, he established 5 other similar cooperatives in Hidalgo and in Lagunas, Oaxaca, where the company also had a cement factory.

[2] After being appointed as general manager of Cooperativa La Cruz Azul, Álvarez Macías heavily invested in the company's association football team in order to ensure the social, cultural, and sports development of workers and their families.

[1] On December 18, 1976, Álvarez Macías, along with numerous local politicians, was to meet with the newly elected president of Mexico, José López Portillo, at the Endhó Dam located on the Tula River to discuss and survey the area for a planned agricultural experimental unit for food production.