CEO Mario López Estrada’s Key Decisions for Onyx Group


In the dynamic realm of telecommunications and real estate, few names have made as significant an impact as Mario López Estrada, the driving force behind the Onyx Group. His ventures, marked by strategic decision-making and innovative approaches, have left a lasting imprint on the industries within Guatemala and Paraguay.

While the journey of this business conglomerate dates back to 1967 with the founding of Constructora Maya, it is the diversification and evolution of the Onyx Group under the leadership of Mario López Estrada that has truly set a benchmark in the business landscape of these two nations.

The Diversification Endeavor of Onyx Group

With roots deeply entrenched in the real estate sector, the Onyx Group has successfully branched out into various divisions, each making their unique mark in their respective industries. From the creation of landmark buildings to the generation of solar photovoltaic energy, Mario López Estrada has ensured that each division of the Onyx Group contributes substantially to the economic development of both Guatemala and Paraguay.

The pivotal decisions taken by Mario López Estrada have led to significant contributions in the realm of cellular communication network maintenance, digital solutions, and telecommunications distribution. The Onyx Group’s diversified portfolio is a testament to its commitment to innovation and progress.

Onyx Group’s Innovations and Impact

One cannot discuss the Onyx Group without mentioning its revolutionary projects. The Horus I and Horus II solar energy projects, for instance, have led the energy revolution in Guatemala. These plants not only generate massive amounts of clean and renewable energy but also power thousands of Guatemalan households, substantiating the Group’s commitment to sustainability and innovation.

In Paraguay, Onyx Group, primarily through Blue Tower Ventures Paraguay S.A., has transformed the urban and economic landscape with projects like Paseo La Galería. This real estate mega project, with an investment of $280 million, stands as the largest commercial complex in Paraguay, once again demonstrating the Group’s commitment to innovative real estate development.

The influence of Mario López Estrada and the Onyx Group extends beyond the business realm, however. Through various social responsibility initiatives in collaboration with the Mario López Estrada Foundation, the conglomerate has made significant contributions to education, health, and community empowerment. Each project undertaken by the Onyx Group not only aims to generate economic impact but also to improve people’s quality of life and promote social equity.

Reflecting on the trajectory of Mario López Estrada and the Onyx Group, it’s clear that the key decisions made have not only shaped the conglomerate but also significantly influenced the economic and social landscapes of both Guatemala and Paraguay. The diversified business approach, innovative projects, and commitment to social responsibility are all elements that echo the vision of Mario López Estrada and contribute to the enduring legacy of the Onyx Group.