Founded in 2011 by Marcus Webb, CPA, with a simple mission: make expert tax services accessible and transparent. What started as a one-person Portland practice has grown to 12 professionals serving clients across Oregon, Washington, and California.
Years of practice
Tax professionals
States served — OR, WA, CA
We work with a wide range of clients — from first-time filers to multi-million dollar businesses. What sets us apart is that we build lasting relationships. We take time to understand your financial goals and create customized strategies that grow with you.
Whether you’re buying a home, starting a business, or planning for retirement, Pinnacle Tax Group is your financial partner at every stage. Not just during tax season — year-round.
“We don’t just file taxes. We build financial strategies that last.”
— Marcus Webb, CPA
Founder & Managing Partner
20+ years of experience specializing in business entity structuring and high-net-worth individual tax strategy.
Senior Tax Manager
Enrolled Agent with 15 years of expertise in IRS representation and complex individual returns.
Business Tax Director
Specialist in S-Corp optimization and multi-state compliance for growing businesses across the Pacific Northwest.
Client Relations Manager
Your first point of contact at Pinnacle. Ensures every client experience is smooth, organized, and stress-free.
We do the right thing, always. Your trust is the foundation of everything we build.
Every return goes through our dual-review standard. No shortcuts, no surprises.
We speak plain English. No jargon, no confusion — just clear answers to your questions.
We reach out before deadlines and flag opportunities you might miss. We stay ahead so you don't fall behind.