For 60 years, Seiler LLP has provided tax, advisory and accounting services to some of the world’s most affluent individuals, families, privately held businesses and non-profit organizations.

Holistic Engagements

Many of our clients have diverse assets, revenues and philanthropic interests. As such, they often benefit from customized, integrated solutions. Seiler offers a full spectrum of services that take into consideration family structure, as well as individual and collective goals and financial interests. This approach allows us to offer the kind of proactive, integrated counsel that our clients need to navigate their complex financial worlds in both the short- and long-term.

Our Approach

Seiler professionals deeply value collaboration and communication. We work closely with our clients’ attorneys, wealth advisors, bankers and other trusted advisors to understand and implement client goals. Leading cohesive advisory teams gives us an enhanced ability to offer advice that is strategic, coordinated and tailored to our clients’ specific circumstances.

Our Team

We believe that our accounting and advisory professionals are among the best in the industry. We are proud of the remarkable record of longevity and stability they bring to our firm. Their dedication and integrity are key factors in the level of service our clients enjoy and also for the many awards we have received for excellence and expertise.


  • San Francisco Business Times’ and Silicon Valley Business Journal’s “Best Places to Work 2017”
  • INSIDE Public Accounting’s “Fastest-Growing Firms” of 2016
  • INSIDE Public Accounting’s “Best of the Best Accounting Firms” in the United States for 12 years and counting
  • INSIDE Public Accounting’s “Top 100 Firm” for 12 years and counting
  • Accounting Today’s “Top 100 Firm” for 10 years and counting