About Us

A hard-working, family owned, financial services firm based in Rancho Cucamonga, Ca. Established in 1994, we hit the ground running with our direct approach to finding success. With over 25 years of experience, we are in the business of providing our clients with the best service and quality.

Meet Our Team

  • Francis Hyles


    Francis founded Oak Tree Services in 1994 and his legacy continues to live on with Oak Tree celebrating 25+ years in business.  

  • Melissa Hyles

    Senior Tax Preparer

    Melissa has a Bachelor's of Science degree in Business Administration with a minor in Accounting. She attained an MBA from the University of La Verne. She is a registered Tax Preparer with CTEC and she is also a Certified Business consultant.

  • Alex Hyles

    Tax Preparer

    Alex recently graduated from Cal State San Bernardino with an Accounting degree. He is a registered Tax Preparer with CTEC.

  • Andrew Hyles

    IT Specialist

    Andrew is our IT Specialist that ensures all computer hardware, software , networks and servers are securely encrypted and work consistently and correctly.

Follow US
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  • OakTree Instagram
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©2020 by Oaktree Services,LLC

9457 Cedar Glen PL

Rancho Cucamonga, ca 91730

Tel: 626-967-5512

2nd Tel: 909-360-1003

Fax: 626-858-4637

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