Alfonso Felder
(Co-Founder)
Chief Operations & Experience Officer, San Francisco Giants
Alfonso Felder is an accomplished executive with nearly three decades of leadership experience in operations, urban planning, and community development. As the Chief Operations & Experience Officer for the San Francisco Giants, Felder oversees Ballpark Operations, Event Strategy and Services, Guest Services, and Giants Enterprises.
His role extends to managing the team’s spring training operations in Scottsdale, Arizona, where he leads the Giants’ relationship with the City of Scottsdale and spearheads the development of the team’s state-of-the-art minor league training complex at Papago Park in Phoenix.
A member of the Giants’ executive leadership team, Felder plays a critical role in driving strategic organizational initiatives and is a key figure in the Mission Rock development project—one of San Francisco’s most ambitious mixed-use waterfront developments.
Felder’s career with the Giants began nearly 29 years ago, when he joined the front office staff after having served as a 16-year-old usher at Candlestick Park. He played a pivotal role in the planning and construction of Oracle Park, including developing the original transportation plan that continues to serve as a model for large-scale event planning today. His operational oversight includes the stadium’s capital improvement projects, such as the creation of the Gotham Club, the Garden at Oracle Park, and the new bleacher bullpens. Felder also served as the point person for hosting major events, including the 2007 Major League Baseball All-Star Game and the World Baseball Classic in both 2006 (Scottsdale) and 2013 (San Francisco).
A native San Franciscan, Felder earned his bachelor’s degree in Urban Studies from Harvard University and is a graduate of UC Berkeley. He is also an alumnus of City Year, the national service program based in Boston.
In addition to his professional accomplishments, Felder has a long history of civic engagement. He is the co-founder and President of the San Francisco Neighborhood Theater Foundation, the nonprofit organization responsible for the preservation and revitalization of iconic venues such as the Vogue Theatre and the Balboa Theatre. The foundation also produces San Francisco’s longest-running outdoor film series.
Felder resides in San Francisco with his wife, Tara, and their two sons, Leo and Max.
William Verity
(Co-Founder & COO)
William Verity is an accomplished entrepreneur, operational leader, and community advocate with over 30 years of experience building and scaling successful businesses. As Chief Operating Officer, William brings a dynamic blend of strategic thinking, operational expertise, and a people-first leadership style that drives growth and organizational excellence.
For more than three decades, William served as Founder and President of Party Jump and Starry Movie Nights, two industry-leading event entertainment companies based in Northern California.
Under his leadership, both businesses became trusted partners for some of the world’s most recognized brands, including Facebook, Google, Twitter, Apple, and other Fortune 100 companies. His companies were also regular partners for prominent universities such as Stanford University, UC Berkeley, St. Mary's, and nearly every major university across Northern California.
Specializing in large-scale corporate events, university activations, and community celebrations, William built Party Jump and Starry Movie Nights into household names known for delivering exceptional service, flawless logistics, and unforgettable experiences.
His ability to create scalable systems, manage high-performing teams, and execute complex event operations helped position his companies as leaders in the highly competitive events industry. After three decades of successful growth, William orchestrated the sale of both companies, marking a significant milestone in his entrepreneurial career.
In addition to his professional achievements, William has a long-standing commitment to community and youth development. As President of Schools Plus, a nonprofit organization founded in 1990, he worked to enhance sports and enrichment programs for public schools throughout Santa Rosa, California.
Under his leadership, the organization expanded its fundraising efforts and broadened its impact, helping thousands of students gain access to valuable extracurricular opportunities.
A lifelong athlete and mentor, William has also dedicated many years to coaching youth sports—including baseball, football, and soccer.
He proudly led his sons’ Little League baseball team all the way to the regional championships, instilling values of teamwork, dedication, and sportsmanship along the way.
His hands-on coaching style and passion for youth development have left a lasting impression on the young athletes he has mentored.
William’s leadership journey began on the football field, where he was a standout quarterback for Santa Rosa Junior College and Sacramento State University. His experience as a collegiate athlete shaped his competitive drive, resilience, and collaborative leadership approach, which continues to influence his professional career.
Beyond business and sports, William and his wife, Midori Verity, have opened their home as foster parents, providing a nurturing and supportive environment for children in need. Their shared commitment to family and community reflects a deep sense of purpose and compassion.
Today, William resides in Sonoma County with Midori and is a proud father to their two sons, Nicholas and Chandler. He remains an active supporter of youth sports and community initiatives while continuing to bring his extensive operational expertise to his role as COO.