Mariana Martinez Pacheco is Chief of Staff at Marvel Fusion, a company developing laser-driven inertial fusion to enable clean, reliable, and scalable baseload energy. Mariana works closely with the CEO and leadership team to drive company-wide strategy, execution, and organizational alignment during a critical phase of scaling.

Mariana has a background in physics and strategy, and a career in deep-tech startups, where she focused on building and scaling organizations at the intersection of advanced science and commercial application.

At Marvel Fusion, Mariana leads cross-functional initiatives spanning operations, talent, and stakeholder engagement, and plays a key role in aligning scientific, engineering, and commercial teams. Mariana regularly interfaces with investors, industry partners, and government stakeholders across Europe and the United States, supporting the company’s path toward commercialization of fusion energy.