innovative thinking Sophisticated Solutions


For 65 years, Seiler has provided advisory, tax, and accounting services to some of the world’s most visionary and influential people, businesses, and non-profit organizations. Our clients include prominent philanthropic, business, and community leaders, as well as multi-generational families and entrepreneurs.

Based in Silicon Valley and the San Francisco Bay Area, we are an independent member of HLB, the global advisory and accounting network. We deliver the sophisticated solutions, innovative thinking, global capabilities, and highly personalized service our clients require to navigate the complexities of their financial worlds.


We are open for business, though our office locations are closed due to the pandemic. Our team is fully remote, and our business continuity procedures are working optimally. You may contact us as usual via phone or email; we will deliver the same exceptional client service as always. Please stay healthy and safe!

The Seiler LLP Leadership Team