Global Group

GSDK is part of Grupo Promax – a Mexican, privately owned, diversified group of companies, primarily involved in the production and commercialization of gypsum, gypsum drywall, zinc derivatives and paper.

  • Founded in 1917 through the creation of Yesera Monterrey
  • The largest manufacturer of construction and industrial gypsum in Mexico and in Latin America
  • The largest manufacturer of Zinc Oxide and Zinc Sulfate in North and Latin America
  • The largest producer of gypsum drywall in Latin America
  • The largest supplier of light–weight construction systems in Mexico
  • Global Top 3 EAF dust recycler in the world
  • Its products are sold in more than 25 countries
  • More than 3,500 employees
Grupo Promax
Yesera Monterrey
Zinc Nacional
Transportes y Servicios Rovi
Panel Rey
Perma Base de America


  • 1Mexico
  • 2United States
  • 3Colombia
  • 4Turkey
  • 5Korea