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Thank you for visiting our website.

American Tax Cooperative Corporation is a high-tech tax preparation and advisory services firm.

By means of our online Client Portal, we provide remote, secure tax services digitally to clients throughout the United States and even to U.S. citizens living overseas.  But we also work with clients "the old-fashioned way," face-to-face, with a smile and a handshake.  Whichever way works best for you to interact with us, we welcome the opportunity to be of service to you. 

We are dedicated to providing our clients with high-quality, professional tax services ranging from personalized financial and business consulting to tax preparation to representing our clients in their interactions with the IRS or state tax authorities.

Existing clients can access their Client Portal by clicking the Client Login button to the left.  If you have issues accessing your Client Portal, please feel free to contact us for assistance.  

Both visitors and existing clients are invited to make use of the online resources on this website for assistance in the tax preparation process and financial decision-making.  These tools include downloadable tax forms and publications, financial calculators, news, and links to other useful websites.  We welcome your comments or questions and invite you to visit our Contact page to see how to get in touch with us.

American Tax Cooperative Corporation is high-tech, high-touch, experienced, professional, and caring.

Whether you are an individual or a business, are located in California or anywhere in the United States, or even if you are a U.S. citizen living overseas, we are wherever your life takes you.


American Tax Cooperative Corporation

• Email:
• Telephone: (408) 600 - 0441