Customers

TESTIMONY

HANKA

“We recognize that Gruminex has a team of professionals well trained in each one of its areas, wich serves with the best availability, and we are sure we will consider them for our future proyects”.

FIRST MAJESTIC

“Gruminex operates in a professional and punctual way, attached to times and costs”.

NUSANTARA

“We strongly recommend Gruminex team, who has develop our proyects fulfilling our goals with effective solutions”.

NA CONSTRUCCIONES

“Gruminex has colaborated in a satisfactory way with our team in the develop of Multidisciplinary Engineering and Supervision”.

Recommendation letters