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Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around

4.8

About this business

We offer tax preparation and tax planning services for high-net-worth individuals, businesses. We also have a lot of experience in the multistate taxation area. In addition, we have extensive experience in the tax resolution field including IRS/state audits, collection, IRS liens and levies, non-filed tax returns, back taxes owed, etc. In addition, we offer bookkeeping, accounting, payroll services to our business clients. 15+ years of experience, Master's in Tax including 5+ years from Big4! 

Location details

100 S Murphy Ave, Sunnyvale, CA, 94086, United States

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WeekdayScheduleStatus
Mon9:00 a.m. to 6:00 p.m.
Tue9:00 a.m. to 6:00 p.m.
Wed9:00 a.m. to 6:00 p.m.
Thu9:00 a.m. to 6:00 p.m.
Fri9:00 a.m. to 4:00 p.m.
SatClosed
SunClosed
4.837 reviews
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Harman Nagi's profile image
Harman Nagi 
on Google
2 months ago

Keystone does a great job with bookkeeping. I really appreciate their very systems and process driven approach. It makes things very streamlined and smooth. Highly reommended! 

Minna Jung's profile image
Minna Jung 
on Google
3 months ago

Our longtime tax person retired a few years ago and recommended us to a person whose business was then taken over by a tax preparation firm, MGO. They were utterly dreadful. They provided no updates on our return and we had to actually physically go to the office in Los Altos and wait there to try and get a status update on our tax return. I looked around and saw the reviews for Keystone CPA, the principal is Ellen Domarad, and she was much better in every way possible. We had an initial consult, then we answered a questionn... read more

Marilyn Gottlieb-Roberts's profile image
Marilyn Gottlieb-Roberts 
on Google
3 months ago

Year after year Ellen has made tax season a dream for me. As my previous year's reviews have also attested, intelligent, professional, prompt and accurate work--and, always, kindness--is her way. Ellen Domorad is the best! 

Marilyn Gottlieb-Roberts's profile image
Marilyn Gottlieb-Roberts 
on Google
a year ago

Ellen's prompt and skillful attention to detail and counsel, knowledge base, kindness and patience have made me a loyal client for the past five years. In 2022 I sold my Florida home and bought a home in California and she has given my every question or concern prompt and skillful attention. Ellen is prompt, accurate, smart, knowledgeable and kind -- a great combination!! She has my highest recommendation. 

Gintautas Buzorius's profile image
Gintautas Buzorius 
on Google
a year ago
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Frequently asked questions about Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around

How is Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around rated?

Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around has a 4.8 star rating with 37 reviews. 

When is Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around open?

Keystone Tax LLC. Tax Preparation, Resolution, Bookkeeping Services in Sunnyvale and around is closed now. It will open at 9:00 a.m. 

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