Meet The Team
Roger & Elizabeth Mendez
At the helm of our engineering firm is a leadership team dedicated to delivering excellence, innovation, and client-focused solutions.
As President of RGM Engineering, Roger Mendez sets the strategic direction of the firm and ensures that every project reflects our commitment to quality and reliability. With extensive experience in mechanical, electrical, and plumbing engineering, he continues to expand our capabilities, embrace sustainable design practices, and strengthen partnerships with architects, contractors, and building owners across Texas.
Overseeing the financial foundation of the firm, Elizabeth Mendez ensures that we remain a stable, well-managed, and growth-oriented organization. She provides strategic financial insight that drives operational efficiency, supports smart investments, and enables us to deliver exceptional value to our clients.
Frank Cuellar
Frank Cuellar leads our plumbing design efforts with precision, creativity, and a commitment to excellence. With deep expertise in plumbing systems design and project coordination, Frank ensures that every project meets code compliance, efficiency goals, and client expectations.
As Project Manager, Frank provides hands-on oversight from concept through completion, coordinating closely with architects, contractors, and engineers to maintain project schedules and budgets.
Carlos Farias
Carlos Farias leads our mechanical engineering team with a focus on innovation, energy efficiency, and technical knowledge. His expertise spans HVAC system design, load analysis, and sustainable mechanical solutions for commercial, retail, and healthcare projects. Carlos approaches each project with a solution-oriented mindset, ensuring that our designs are not only code-compliant but also optimized for long-term performance and energy savings.