Practice Areas:
"David W. Klasing, Esq., CPA, M.S., is the founder of the Tax Law Office of David W. Klasing. He provides the most efficient and individualized resolutions for clients facing civil, criminal, tax, or business controversies. David is a member of the State Bar of California, the Los Angeles County Bar Association, and is Vice-Chair of the Orange County Bar Association, Tax Law Section. David Klasing has helped thousands of businesses and individuals through the audit, litigation, and appeal process. He has a proven and sustained record of achieving favorable client results. The Tax Law Office of David W. Klasing is home to award-winning, nationally recognized tax attorneys. They ethically and zealously represent their clients before the IRS and various California taxing authorities. The firm has locations in Los Angeles, San Bernardino, Santa Barbara, Panorama City, Oxnard, San Jose, San Francisco, Oakland, San Diego, Bakersfield, Sacramento, Carlsbad, Las Vegas, Phoenix, Albuquerque, Salt Lake City, Washington, New York, Miami, and Austin.
2026 Highlights: Tax Law Offices of David W. Klasing combines nearly 30 years of tax and business experience, drawing upon a diverse range of professional backgrounds in tax law, business law, and accounting to help individual taxpayers and business entities resolve even the most complex California, federal, and international tax issues."







