William Wollesen | Partner
Strategic Estate & Business Planning for Founders, Families, and Family Offices
Bringing Executive Insight to Estate & Business Planning
Will's practice is concentrated on estate planning, tax planning, business planning, and family office services.
Will Wollesen brings more than a decade of experience advising high-net-worth families, business owners, and company founders on complex estate, tax, and succession planning. Prior to joining Hall Law Group in 2016, he held leadership roles including CFO, portfolio manager, and General Counsel—giving him a rare, 360-degree view of both personal and corporate needs.
Whether guiding entrepreneurs through legacy planning or helping families structure multi-generational wealth, Will blends legal precision with strategic foresight.
A Bilingual Attorney with Silicon Valley Perspective
Fluent in Spanish and licensed to practice law in California, Will is passionate about helping clients navigate legal and financial planning in ways that are clear, respectful, and aligned with their long-term goals.
His deep understanding of founder and executive dynamics is especially valuable for clients with closely held businesses, equity compensation, or cross-border considerations.
Rooted in the Community
Will grew up in the South Bay and now resides in Danville with his wife, Brooke, a Pleasanton native, and their four children. His connection to the local community and its families is at the heart of his client relationships.
Outside the Office
In his free time, Will enjoys running, skiing, tennis, soccer, golf, and boating with his family.
Education & Credentials
J.D., Santa Clara University School of Law
High Tech Law Certificate Award
B.S., Finance – Marriott School of Management, Brigham Young University
Secretary & Board Member, Diablo Valley Estate Planning Council
Member, California State Bar
Fluent in Spanish
Schedule a Consultation
If you’re looking for a knowledgeable, compassionate attorney to help with estate planning, special needs planning, or conservatorship, contact Julie Ishii today.
Or call (925) 460-0711