Top 25 Diversity Change Leaders Build a Culture of Intention

Caterpillar’s Ruben Estrada Advocates for Diverse Businesses to Improve Underserved Communities and Corporate Performance


As Head of Supplier Diversity, Strategic Procurement & Planning Division at Caterpillar Inc., Ruben Estrada leads the company’s supplier diversity program. Ruben has always seen the value of supporting underserved communities to drive sustainable improvements in education, jobs, infrastructure, and the well-being of its citizens. For several years, Ruben has worked with students in underserved communities - ranging from middle school to university level, to promote higher education and careers in STEM. He's held many roles in supporting supplier diversity, ultimately reaching the executive ranks, and continues his advocacy for diverse businesses. Under his leadership, Caterpillar was inducted into the Billion Dollar Roundtable in 2023.

Ruben drives engagement and support around supplier diversity by increasing awareness of the community and corporate benefits that come from it. By intentionally building relationships with internal and external stakeholders, Ruben identifies and supports new opportunities for diverse businesses. He also utilizes his engineering and procurement background to evaluate, mentor and advocate for diverse suppliers. Ruben’s unwavering commitment to supporting diverse businesses has been integral in the success of Caterpillar’s supplier diversity program.


  • Favorite Quote: We cannot seek achievement for ourselves and forget about progress and prosperity for our community…Our ambitions must be broad enough to include the aspirations and needs of others, for their sakes and for our own. — Cesar Chavez