Swiss experts in underground construction

Founded in 1922, the Swiss group comprises more than 80 independently managed companies. With over 90 years of experience in the construction sector and direct access to a wide range of specialists, even the most challenging construction projects can be executed in a safe and efficient manner. The Marti Group is among the leading construction companies in Europe.

Marti SA represents the Group in Latin America. Our services cover a wide range of injection works, vertical drilling with Raise Boring, tunnel sealing and supply of conveyor systems. Our holding supports its subsidiaries and supplies the technical and economic platform, assuming full responsibility for the successful implementation of projects. Our most important reference is the satisfaction of our customers.

Internationally active companies


Marti Headquarters LatAm
Carlos Antunez 2025, Oficina 1103
 Providencia, Santiago de Chile
+562 2957 4253