The San Francisco Business Times and CalCPA recognize five Withum leaders on their 2026 Top 50 Accountants list. This recognition highlights distinguished business professionals for their leadership, client service excellence and meaningful impact on the communities they serve.
Brandon Yip is a partner who leads Withum’s Technology and Emerging Growth Services Team in the San Francisco Bay Area. He focuses on advising public and private companies on audit, regulatory and transactional matters while helping innovation-driven organizations scale. Deeply connected to Northern California, he supports the region’s technology and life sciences ecosystem through client service, mentorship, industry leadership and community involvement, including support of the Boys & Girls Club.
Doug Pallotta is the Partner-in-Charge of Withum’s San Francisco office, serving public and private companies across the life sciences, technology and industrial and consumer products industries. Doug is a driving force behind team development and the Firm’s continued growth across Northern California, serving on Withum’s Board of Directors and helping shape its strategic direction and long-term leadership vision.
Ian MacDonald is a senior manager in Withum’s San Ramon office, advising labor unions and multiemployer benefit plans on audit and ERISA compliance. He contributes to the Firm’s innovation initiatives, mentors emerging professionals, supports industry training and gives back through his involvement with the American Heart Association.
Jessica Roster is a partner in Withum’s San Ramon office, advising benefit plans and labor organizations on audit, compliance and reporting matters. With deep experience in ERISA and nonprofit reporting, she serves as a trusted advisor delivering practical, high-quality solutions that help clients navigate regulatory requirements with confidence. Jessica is an active leader within the profession, mentoring team members and serving in leadership roles with both Women of Withum and CalCPA.
Robert Thomas is a partner who leads Withum’s life sciences practice on the West Coast. Helping drive growth efforts, he is audit service-focused and helps deliver investor-ready financial reporting that supports access to capital and long-term momentum. A thought leader in the industry, Rob offers insights through speaking engagements, publications and professional organizations, including the Exit Planning Exchange (XPX) and Private Directors Association (PDA). He also mentors emerging professionals and helps lead Withum’s Ambassador Program to support team integration.
The NorCal Accounting Awards, produced annually by the San Francisco Business Times in partnership with CalCPA, recognize outstanding accounting professionals and firms across Northern California. The program features distinctions such as the Top 50 Accountants, firm awards and Next Gen leaders and culminates in a regional celebration on June 25, 2026.
Advancing Audit Innovation Sameer has played a key role in advancing Withum’s use of audit technology, helping teams adopt new methodologies, improve efficiency and enhance consistency across engagements. A trusted resource for technology implementation, he has been instrumental in the Firm’s adoption of Caseware Cloud and Dynamic Assurance Solutions (DAS) applications. Driving Firmwide DAS Adoption…
Leading Industry with a Tech–Forward Vision Matt Walsh, partner and practice leader of Withum’s Industrial and Consumer Products Services Team, was honored in the Finance/Accounting category for helping modernize the Firm’s technology ecosystem. His leadership has supported initiatives that enhance efficiency, streamline workflows and better align technology with evolving client needs, including work with Caseware…
As a trusted advisor to entertainment clients, Alan helps organizations navigate the unique opportunities and complexities of an increasingly dynamic, deadline-driven industry. This recognition reflects his commitment to delivering strategic guidance that supports both immediate business needs and long-term success across Southern California’s creative economy. Alan advises production companies, professional athletes, arts organizations and closely…