$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.

BECAUSE WE'RE LICENSED PROFESSIONALS, AND THEY'RE NOT™

Hear Why Our Clients Love Us

  • Dottie Gallivan
    As always, Chris and all of the staff at Paramount do a great job each and every time! So nice to work with professionals who care enough to do their best. Thank you!! Dottie G
  • David Ordaz
    Expertise and excellent tax accounting the staff is kind and intelligent 👌
  • bryanna r.
    Marlenne C did my taxes for the first time but this will definitely NOT be my last!! Not only is she super kind but she was able to answer all of my questions and explain further more. She also provided some tips for the next years taxes that were very helpful. Love her!!
  • Janae Rivera
    Everyone at the company is amazing and so helpful!
  • Gitesh Bhaga
    Been working with Chris for many years. He is very knowledgeable and helpful. Have recommended him to family and friends.
  • Troy Fiawoo
    Mike was knowledgeable, personable, and welcoming for our appointment! You can tell he really cares about helping his clients succeed financially, outside of just taxes. He was thorough in breaking things down and gave great future recommendations.
  • Miguel Perez
    I had a wonderful experience with Paramount. Everyone was extremely kind and helpful, and all my questions were answered. Andrew helped prepare my taxes and made my tax season this year stress free. On top of that, he was very kind, professional but also easy to talk to. I highly recommend anyone to come here for tax advice and services.
  • Carmen Garcia
    Outstanding customer service! Everyone is so nice
  • Rob Ashton
    Honesty and integrity is the heart of the office. Appreciate their work & care and my only regret is that we didn’t find them sooner! Thank you Chris!
  • Scott Sandusky
    Excellent.
  • maggie miller
    Chris is always so helpful and informative. I had lots of questions and he was very patient. He made me feel that I could take all the time I needed to understand our tax situation. Paramount Tax also offers more than just tax preparation. I highly recommend this company if you're looking for a professional and caring tax preparer.
  • Leo Mongelli Realty
    I have been a longtime client Paramount Tax & Accounting for over 10 years with nothing but great complements for the Team. I have referred my family and friends and they have also been very satisfied with the services received. I will continue to use and refer Paramount Tac & Accounting. A big Thank you to the Team Leo Mongelli
  • Andres Giles
    Mr. Collins has great expertise in the field and gives great advice.
  • Domonic Mares
    I love this place great team
  • Art Longoria
    Been using Paramount tax and accounting services for over 15 years and they are the best! Highly recommend them!
  • Cindy Gonzalez
    I’ve had the pleasure of working with Chris for my tax filing needs for over 15 years, and I must say, the experience is always excellent, quick, and painless. First and foremost, the efficiency of Paramount Tax stands out to me. Their platform is intuitive and user-friendly, making it easy to input all necessary information. Additionally, their streamlined process ensured that I didn't spend unnecessary time navigating through complicated forms or procedures. Moreover, the speed at which Chris processed my tax return was impressive. Within a matter of days, I received confirmation that my return had been filed successfully. This quick turnaround saved me both time and stress, allowing me to focus on other aspects of my life without worrying about my taxes. Overall, I wholeheartedly recommend Paramount Tax to anyone in need of tax assistance. Their combination of excellent service, quick processing, and painless experience make them a standout choice for tax filing. Whether you're a seasoned taxpayer or navigating taxes for the first time, Chris and his team are sure to exceed your expectations.
  • Shane Childs
    I have been using them for all my tax and financial needs for the past 14 years and would highly recommend them for anything you may need.
  • Ray & Kristi Zuniga
    Friendly and awesome service every time
  • Brittany Muha
    We found Paramount Tax on yelp and decided to give them a try after doing my taxes on turbo tax for years! Michael did our taxes in less than an hour and was very patient and thorough as I have two small children! Absolutely loved our experience and will be using them from here on out!
  • Oscar Barroso
    My wife and I have been coming to Chris’s office for many years now. Today Marlene was able to help us out . She was super friendly and was able to answer all of our questions. Not once did we feel like we were rushed. We appreciate all their knowledge and guidance throughout the years.