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Thank you for visiting our website.

Covid-19 Response: We have suspended all in-person meetings until further notice. Our staff is still working, but our offices will be locked.  You may call  us, email us, upload information to your portal, or drop documents through the document drop off openings at each office. We appreciate your cooperation in our efforts to keep our clients and staff safe.

Sitkoff/O'Neil Accountancy Corporation is a full-service accounting firm serving clients throughout the Northern California and Nevada areas, dedicated to providing our clients with professional, personalized services and guidance in a wide range of financial and business needs.

On this website, you will find information about Sitkoff/O'Neil Accountancy Corporation, including our list of services. We have also provided you with online resources to assist in the tax process and financial decision making. These tools include downloadable tax forms and publications, financial calculators, news and links to other useful sites. Whether you are an individual, business, or non-profit, Sitkoff/O'Neil Accountancy Corporation has years of valuable experience to assist you with your personal and professional accounting needs. Our services are tailored to fit the needs of each client, from small and mid-size businesses, to large corporations, non-profit organizations, and individual tax and estate planning. Our mission is to improve the financial outlook for our clients and our community.

We welcome any questions or comments you may have. Feel free to contact us at any time:


Please remit all correspondence to Truckee Office


Truckee Office

10099 East River Street
Truckee, California 96161
Tel: (530) 587-3200
Fax: (530) 587-3809

Office hours: 8:30AM-5:00PM
Reno Office

333 Holcomb Street Suite 150
Reno, Nevada 89502
Tel: (775) 348-5821
Fax: (775) 348-5431 Fax
San Francisco Office

2443 Fillmore Street #380-5168
San Francisco, California 94115