Built for owner-operators

A boutique CPA firm that takes its clients personally.

Chamber CPAs is a boutique tax, accounting, and advisory firm serving professional service firms. The firm understands your business operations and long-term financial goals, providing continuity and responsive support throughout the year. It prioritizes accessibility and a more approachable client experience than larger firms where relationships are often dispersed across multiple layers of staff.

Why We Specialize in Professional Service Firms

 

The owners of law firms, dental practices, medical practices, and other professional service businesses face a unique set of challenges. Beyond managing payroll, operations, taxes, and growth, they must often navigate professional licensing requirements, regulatory compliance, and industry-specific rules while running the business itself.

Over time, many successful practice owners also become real estate owners—purchasing office buildings, acquiring investment properties, or holding assets through separate entities. Yet most advisors specialize in either the practice or the property, rarely both.

Chamber CPAs was built to serve clients at that intersection. We combine tax planning, accounting, advisory, entity structuring, compliance, and real estate strategy into a coordinated approach designed around how owner-operated businesses build and preserve wealth.

The result is planning that considers the full picture—not just your tax return, but your business, your properties, and your long-term financial goals.

About the founder

Mark M. Avdalian

Mark M. Avdalian CPA, MSA

Mark is a Certified Public Accountant (CPA) with dual master’s degrees and a diverse background in public accounting, taxation, and government service. He earned his Master of Science in Accounting with distinction from California State University, Northridge.
With over a decade of professional experience, Mark has built a well-rounded practice serving clients across a broad range of industries. As Founder and CEO of Chamber CPAs and Advisors, he leads comprehensive tax planning, compliance, and advisory services for law firms, dental practices, physicians and medical groups, real estate investors, and other closely held businesses.
His expertise includes tax compliance and strategic planning for individuals, partnerships, S corporations, C corporations, and multi-state entities, as well as representation before federal and state taxing authorities. Throughout his career, he has held key positions in both public accounting and government, including roles at nationally recognized CPA firms and within the Large Business & International Division of the Internal Revenue Service. This combination of experience allows him to deliver practical, forward-thinking tax strategies tailored to each client’s industry, business structure, and long-term goals.
Mark is fluent in Armenian and Russian and is committed to promoting financial literacy, supporting community initiatives, and mentoring aspiring professionals.
Outside of work, he enjoys soccer, photography, travel, and exploring different cultures. A dedicated road-trip enthusiast, he has driven the entire Pacific Coast, completed a cross-country journey from Los Angeles to Miami, and explored more than 20 U.S. states by road.

How we work

Credentials and affiliations

You should not be guessing what you owe.

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