$1 Million Tax Audit Protection 

Tax Services in Rancho Cucamonga, CA

We are one of the top full suite tax preparation and tax planning accountingbookkeeping firms in Rancho Cucamonga. Please choose a tax service below to learn more.

Hear Why Our Clients Love Us

  • Tom Hernandez
    Thank you, Maral!
  • Neftali Erausquin
    They are the very best Micheal and his staff are Amazing they make you feel like family and take the time to explain everything to you so you can understand Me and My Wife will always be loyal customer MR & MRS ERAUSQUIN
  • Brooke Faust
    Veronica is great! 👍 Soooo happy to have found Paramount for something most of us dread 😬 doing every year! Very knowledgeable and thorough.
  • Bry Bry
    I recently had the pleasure of working with Maral for my tax preparation, and I cannot recommend her highly enough! From our very first interaction, she demonstrated a deep knowledge of the tax process and a genuine commitment to helping her clients. Maral went above and beyond in explaining various strategies to maximize my refund while ensuring that I wouldn’t owe any balance to the IRS. Her ability to break down complex tax concepts into easily understandable terms made me feel confident and informed throughout the entire process. She took the time to answer all my questions thoroughly and provided personalized advice tailored to my financial situation. It was clear that she truly cared about helping me achieve the best possible outcome. If you're looking for a tax professional who is knowledgeable, dedicated, and truly invested in your financial well-being, Maral is the one to go to. Thank you, Maral, and to Paramount Tax for making this tax season a stress-free experience!
  • Paul Starks
    Chris and his crew are awesome. Always professional and efficient. Thank you Paramount tax & accounting. We are officially repeat customers.
  • George Muse
    Highly recommend. Dedicated professional and personable staff. Focused, client based services, that are hard to find elsewhere.
  • Mike Howard
    This was a great tax experience, prompt, easy, and answered all my questions.
  • Monique Coker
    Definitely recommend, staff is friendly and knowledgeable. Been coming here for years; every time I’ve come it’s always a wonderful experience.
  • Emily Law
    I've had the pleasure of working with Andrew Gardiner at the Paramount Tax and Accounting firm for my tax needs, and I couldn't be more impressed! From the initial consultation to the final filing, Andrew was incredibly responsive, addressing all my questions and concerns in a timely manner. What really stood out to me was Andrew’s ability to get everything done efficiently and effectively. He worked diligently to ensure my return was filed in a timely manner, and his attention to detail gave me peace of mind. I am particularly impressed by his expertise and willingness to share valuable tips on tax savings. He took the time to understand my financial situation and provided personalized advice that will save me money in the long run. Working with Andrew was an absolute breeze. He is not only knowledgeable but also courteous, friendly, and easy to work with. He explained complex tax concepts in a way that was easy to understand, making the entire process stress-free. If you're looking for a trustworthy, responsive, and knowledgeable tax accountant, look no further than Andrew. I highly recommend his services and look forward to working with him again in the future!
  • Josimar L.
    We had a good experience with Andrew and Paramount. Very knowledgeable and made the process quite simple. Look forward to continuing to work with them in the future.
  • Adrian Ceja
    Very helpful and informative. If you have questions they will answer and take the time to help understand how the taxes work. I am very pleased with the service they provided
  • Shawna Wingert
    Always answers all of my questions with professionalism and care. I love the relief that comes from knowing my finances are in such good hands!
  • Christian Mai
    As someone who is not really familiar with taxes, Maral made everything easy to understand and gave me confidence that my taxes were prepared thoroughly and my return was as big as it could be. I will be going back here next year!
  • Russell Thams
    Andrew at Paramount is professional, knowledgeable, and detail-oriented. He takes the time to thoroughly answer all your questions. His expertise and dedication ensure that tax preparation is smooth and stress-free. Highly recommended!
  • Armando Garcia
    I have been coming here for a couple years and they do a tremendous job explaining everything and taking their time to make sure it is done accurately. Very patient and very flexible with their schedules. Shout out to Veronica for breaking everything down for me and providing me details on what to expect.
  • Eloy Bueno
    My tax preparer was very professional & knowledgeable. He took the time to listen to my concerns and provided excellent service. I will definitely be returning next year to the same tax preparer.
  • Tim Hauser
    Andrew is very knowledgeable and a great accountant. He takes the time to get to know his clients.
  • Rachael H.
    We are so grateful for Chris’s help this 2024 tax season. He gave us great tax advice and helped us file our taxes and remedy a tax bill last year. We look forward to continue working with Chris and his team. Highly recommend!
  • Sarah Orozco
    Team is great! Very thorough and helpful. And friendly!
  • Yury Camacho
    Chris was great helping me with my taxes , also very professional and helpful, I don't see myself doing my taxes with somebody else
  • Tom Hernandez
    Thank you, Maral!
  • Neftali Erausquin
    They are the very best Micheal and his staff are Amazing they make you feel like family and take the time to explain everything to you so you can understand Me and My Wife will always be loyal customer MR & MRS ERAUSQUIN
  • Brooke Faust
    Veronica is great! 👍 Soooo happy to have found Paramount for something most of us dread 😬 doing every year! Very knowledgeable and thorough.
  • Bry Bry
    I recently had the pleasure of working with Maral for my tax preparation, and I cannot recommend her highly enough! From our very first interaction, she demonstrated a deep knowledge of the tax process and a genuine commitment to helping her clients. Maral went above and beyond in explaining various strategies to maximize my refund while ensuring that I wouldn’t owe any balance to the IRS. Her ability to break down complex tax concepts into easily understandable terms made me feel confident and informed throughout the entire process. She took the time to answer all my questions thoroughly and provided personalized advice tailored to my financial situation. It was clear that she truly cared about helping me achieve the best possible outcome. If you're looking for a tax professional who is knowledgeable, dedicated, and truly invested in your financial well-being, Maral is the one to go to. Thank you, Maral, and to Paramount Tax for making this tax season a stress-free experience!
  • Paul Starks
    Chris and his crew are awesome. Always professional and efficient. Thank you Paramount tax & accounting. We are officially repeat customers.
  • George Muse
    Highly recommend. Dedicated professional and personable staff. Focused, client based services, that are hard to find elsewhere.
  • Mike Howard
    This was a great tax experience, prompt, easy, and answered all my questions.
  • Monique Coker
    Definitely recommend, staff is friendly and knowledgeable. Been coming here for years; every time I’ve come it’s always a wonderful experience.
  • Emily Law
    I've had the pleasure of working with Andrew Gardiner at the Paramount Tax and Accounting firm for my tax needs, and I couldn't be more impressed! From the initial consultation to the final filing, Andrew was incredibly responsive, addressing all my questions and concerns in a timely manner. What really stood out to me was Andrew’s ability to get everything done efficiently and effectively. He worked diligently to ensure my return was filed in a timely manner, and his attention to detail gave me peace of mind. I am particularly impressed by his expertise and willingness to share valuable tips on tax savings. He took the time to understand my financial situation and provided personalized advice that will save me money in the long run. Working with Andrew was an absolute breeze. He is not only knowledgeable but also courteous, friendly, and easy to work with. He explained complex tax concepts in a way that was easy to understand, making the entire process stress-free. If you're looking for a trustworthy, responsive, and knowledgeable tax accountant, look no further than Andrew. I highly recommend his services and look forward to working with him again in the future!
  • Josimar L.
    We had a good experience with Andrew and Paramount. Very knowledgeable and made the process quite simple. Look forward to continuing to work with them in the future.
  • Adrian Ceja
    Very helpful and informative. If you have questions they will answer and take the time to help understand how the taxes work. I am very pleased with the service they provided
  • Shawna Wingert
    Always answers all of my questions with professionalism and care. I love the relief that comes from knowing my finances are in such good hands!
  • Christian Mai
    As someone who is not really familiar with taxes, Maral made everything easy to understand and gave me confidence that my taxes were prepared thoroughly and my return was as big as it could be. I will be going back here next year!
  • Russell Thams
    Andrew at Paramount is professional, knowledgeable, and detail-oriented. He takes the time to thoroughly answer all your questions. His expertise and dedication ensure that tax preparation is smooth and stress-free. Highly recommended!
  • Armando Garcia
    I have been coming here for a couple years and they do a tremendous job explaining everything and taking their time to make sure it is done accurately. Very patient and very flexible with their schedules. Shout out to Veronica for breaking everything down for me and providing me details on what to expect.
  • Eloy Bueno
    My tax preparer was very professional & knowledgeable. He took the time to listen to my concerns and provided excellent service. I will definitely be returning next year to the same tax preparer.
  • Tim Hauser
    Andrew is very knowledgeable and a great accountant. He takes the time to get to know his clients.
  • Rachael H.
    We are so grateful for Chris’s help this 2024 tax season. He gave us great tax advice and helped us file our taxes and remedy a tax bill last year. We look forward to continue working with Chris and his team. Highly recommend!
  • Sarah Orozco
    Team is great! Very thorough and helpful. And friendly!
  • Yury Camacho
    Chris was great helping me with my taxes , also very professional and helpful, I don't see myself doing my taxes with somebody else