Tax Services
Los Angeles, CA
Located in the heart of the San Fernando Valley, Withum is one of the nation’s largest accounting and advisory firms.
We offer advisory, tax and assurance services to a wide range of industries in the Los Angeles business community. Our professionals create strategies to minimize tax exposure, streamline business processes and guide companies through transactions.
(818) 789 1179
Los Angeles Service Specializations
Assurance and Accounting
Employee Benefit Plan Audits
Advisory
Audit Services
CA State and Local Tax Updates
Do you or your organization operate in multiple states? Do you own property in a variety of states? California State and Local Tax (SALT) laws are always changing and understanding the nuances of the states that you own or operate in is challenging. In these California resources, you’ll find just a dash of the most up-to-date details on rules and regulations as state and local tax changes happen by state!
Industries We Focus on in Los Angeles
Our seasoned professionals possess the industry expertise our clients need to grow and succeed. We offer insights and experience to keep you informed and to help you achieve your financial goals.
Beyond the Region
- Inside Public Accounting Top 100 Firms – 23rd Largest Nationally
- Accounting Today Top 100 Firms – 22nd Largest Nationally
- Great Place to Work® – Fortune Best Workplaces for Parents and Women
- Vault Top 25 Accounting Firm
Partner In Charge
Christopher Passmore, CPA, MBAChris Passmore is a partner with over 20 years of experience in public and private accounting and also serves as the partner-in-charge of the Firm’s Los Angeles office. He specializes in assurance and business consulting services to emerging and middle-market companies. While Chris services a wide variety of clients, he has developed a reputation as an expert in working with technology companies, professional service firms, franchised businesses, and benefit plans.
He spent several years working with publicly and privately held businesses while working at a Big Four firm. Chris understands the accounting firm and client sides of running a business, having served as a corporate controller for a publicly held manufacturing company. As part of the Master’s program, Chris attended the prestigious Global Enterprise Management Program at Oxford University in the United Kingdom. Chris is a member of a small group of CPAs who hold an advanced-level certificate for audits of 401(k) plans. This credential was established by the Employee Benefit Plans Audit Quality Center of the AICPA to distinguish those service providers committed to the employee benefit plan industry and adherence to DOL and IRS requirements.
Los Angeles Leadership
Withum Los Angeles in the News
Los Angeles Business Journal Names Two Withum Leaders as Women of Influence in Accounting
Kimberly Ravenell, tax partner, was recognized for her commitment to client service and mentorship. With more than 30 years of experience advising high-net-worth individuals and closely held businesses, she provides tax planning and compliance guidance. Kim has played a key role in guiding her team and clients through significant industry and regulatory changes while supporting…
Withum Leaders Named on Thriving in Their 40s List by Los Angeles Business Journal
Chris Passmore, partner-in-charge of Withum’s Los Angeles office, is a dynamic business leader and driving force in the Firm’s strategic vision. As an accomplished CPA with nearly 25 years of experience, he specializes in assurance and business consulting for emerging and middle-market companies, with expertise in working with Technology companies, Professional Services, franchised businesses and Employee Benefit Plans. He advises clients…
Withum Donates $50,000 to the California Fire Foundation
When the devastating wildfires raged through Southern California at the start of 2025, Withum rallied to support the Los Angeles community. Chris Passmore, partner-in-charge of Withum’s Los Angeles office, presented a $50,000 check to Angie Carmignani, the Executive Director of California Fire Foundation (CFF) on February 10, 2025. Giving back is engrained in Withum’s culture,…
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