Silicon Valley Accounting & Tax Firm
“Taking care of the structure & set up of my small business and helping in tax planning were all done in an expedited manner and it was a pleasure to work with.”
Best Tax Preparation Services in Cupertino, CA
15 companies listed · 8 in Cupertino · 3 open weekends · 9 rated 4.5+ · 2 show a license
Data verified October 15, 2026
Tax Relief USA
“This was my first year filing as a business and they made the process so simple and even a bit of a joy!”
Stonebridge Tax Solutions
“Best part is Ron's character - he owns up to things that didn't go right, recommends me to others when he may not understand the category specifically (for example, franchising) instead of taking my business and learning on the fly.”
Cathy Cha CPA
Helen Kahng CPA
One Stop Tax Shop
The 15 companies listed for Cupertino, CA prepare and file tax returns for individuals and small businesses. What each says about its services and credentials comes from its own website; ratings and quotes come from public reviews.
Area overview: Cupertino, CA
Of the 15 companies we list here, 8 are in Cupertino itself and 7 come from Santa Clara (3, 5 mi), San Jose (3, 11 mi) and Campbell (1, 6 mi). 11 of the companies on this page have a rating, from 4.2 to 5.0 across 434 reviews; 3 have 50 or more reviews and 9 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "knowledge", "attention to detail" and "expertise". 3 are open on Saturdays and 2 on Sundays. The services the companies on this page list most often on their websites are business services (4), tax services (4), industries (3), services for individuals (3) and services for quickbooks (3). 2 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 10 websites of the companies on this page at ten or more years old; the oldest dates from 2004. 2 offer payment plans and 4 offer a free initial consultation. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book a consultation.
Are any tax preparers listed for Cupertino open on Saturdays or Sundays?
3 of the 15 companies list weekend hours. Extended and weekend opening is common through the filing season and disappears afterward, so the hours shown here may not match what you find in the quiet part of the year. Call before you travel.
May's Tax & Business Services
“May has consistently saved us money, given us peace of mind, assisted with year-round tax planning, and supported our small business.”
Tax Team Advisors
Alpha B Group Tax and Bookkeeping Services
“They know how to use technology to make the process transparent and their tax planning sessions helped me avoid surprises this year.”
Bhuiyan & Associates, CPA
“Excellent tax filing experience with Bhuiyan Associates...”
SNP Tax & Financials
“Will respond to questions in a detailed manner, via email or phone call.”
Kpgcpa Financial Services
“We have recommended him to our family members, clients and friends.”
Accountyfy
“We have been working with Fay and her team for over 4 years now, the whole process is simple, communication is great all year log and I feel like my information is safe when using their online resources.”
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KNL & Company, CPA
“Making appointment and providing documents with her are also very easy.”
Grindy Tax Service
“Communication is excellent, and they easy to get a hold of.”
Why these companies made our list
What clients say about companies in and near Cupertino
- “Jessica is very quick and responsive. After I uploaded my documents, it just took her one day to get the tax return ready.” — client of KNL & Company, CPA
- “All in all, having Bhuiyan CPA do my tax returns turned out to be great value for money.” — client of Bhuiyan & Associates, CPA
- “We are getting exactly what we need from Alpha B - we have just enough complexity to require professional assistance and Alpha B makes fully remote tax filing + planning super simple and painless.” — client of Alpha B Group Tax and Bookkeeping Services
- “They were able to identify several deductions and credits that I would have otherwise missed, and explained complex tax laws in a way that was easy to understand.” — client of SNP Tax & Financials
- “What I appreciate most about Jessica’s service is her attention to detail and her commitment to ensuring I could maximize my refunds.” — client of KNL & Company, CPA
Excerpts from public reviews of the companies listed on this page.
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