Tony Mestres brings his proven track record of organizational transformation, high-impact growth, and breakthrough partnerships to lead Arabella’s Partner Solutions line of business. In this role, he oversees the team’s work across a dynamic set of high-impact nonprofit organizations, empowering changemakers to advance their goals through a wide range of incubation, collaborative grantmaking, and fiscal sponsorship projects. A values-based and mission-driven leader, Tony is committed to managing and developing high-performing teams, and he brings his passion for effective collaboration and inclusivity to both long-term strategic initiatives and day-to-day interactions.
Before coming to Arabella, Tony spent seven years as president and CEO of Seattle Foundation, one of the largest community foundations in the country. Under Tony’s leadership, Seattle Foundation redefined its role as a civic leader, shining a light on community needs and developing cross-sector initiatives to drive racial and economic equity throughout the region. He provided strategic counsel and support to Seattle Foundation’s individual, family, and corporate philanthropists and oversaw the acquisition and investment of a significant annual portfolio of charitable grants. A champion of racial and gender equity, Tony grew the foundation’s employee diversity to more than 50 percent people of color, with critical paths charted for the organization’s future. In addition, Tony served as president of the health data company Truveta during its first chapter of growth and impact on human health equity. Before joining Seattle Foundation, Tony had a 22-year career in high technology, largely at Microsoft, where he was a vice president responsible for worldwide sales and marketing of the Windows product line.
Tony currently serves on the boards of the Hispanics in Philanthropy, Seattle International Foundation, and Seattle Academy of Arts and Sciences. Previously, Tony served on the boards of the Washington Roundtable and the Council on Foundations, and he is president emeritus of the board of trustees of The Kindering Center, a nonprofit that serves and supports children with special needs and their families. In 2019, Tony was among the executives selected for The NonProfit Times Power & Influence Top 50 and was also named its Influencer of the Year. He has been recognized as one of Global Telecoms’ Most Promising Executives.
A graduate of Phillips Academy Andover, Tony received his BA in history from Dickinson College, which in 2017 recognized him with a Distinguished Alumni Award for Professional Achievement. He currently lives in Seattle.