Read more about COVID-19 (coronavirus) tax updates

Tax Defense Network Ontario

8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PMClosed Today
Contact
3200 Guasti Road
Suite 100
Ontario, CA 91761
US
Main Number
Hours

Store Hours:

Day of the WeekHours
Mon8:00 AM - 9:00 PM
Tues8:00 AM - 9:00 PM
Wed8:00 AM - 9:00 PM
Thurs8:00 AM - 9:00 PM
Fri8:00 AM - 9:00 PM
Sat8:00 AM - 9:00 PM
SunClosed
Call for updated hours or closings due to COVID-19.

California Income Tax Services

Got Tax Problems?

Tax Defense Network Can Help.

Our Easy Three-Step Process

  • It all begins with our free, no obligation consultation with one of our dedicated tax professionals.
  • Next, we'll gather all relevant information related to your tax issue and determine what options you may have for resolving it.
  • After a thorough investigation and review, we'll provide a game plan to help you get back on track.
woman with baby on laptop

Don't take on your IRS problems yourself. Get tax relief help from the pros.

Tax Defense Network has an army of tax professionals accessible to you right in Ontario, ready to help you climb out of the tax-debt trenches. We have consulted on more than $18 billion in tax debt. Our knowledgeable pros have decades of experience helping people across the U.S. tackle complex tax issues. If you’re having trouble with the IRS, don’t face them alone. Enlist Tax Defense Network to help you find the right solution for your tax problem.

Frequently Asked Questions

Map of 3200 Guasti Road in Ontario

About Tax Defense Network Ontario

Tax Defense Network is MoneySolver's fully owned operation dedicated to tax services. Since 2007, our company’s network of licensed tax professionals has helped hundreds of thousands of taxpayers resolve their IRS issues. With an A+ Better Business Bureau rating, we are trusted by Ontario taxpayers to find freedom from IRS issues and reclaim your life.

Nearby Locations

  • Tax Defense Network Riverside

    8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PMClosed Today
    11801 Pierce Street
    Suite 200
    Riverside, CA 92505
    US
    phone
    Services
    Offer in Compromise, Tax Preparation, Unfiled Tax Returns, Tax Lien Resolution, Customized IRS Resolution Plans, IRS Appeals, Tax Settlements, IRS Fresh Start Initiative, Innocent Spouse Relief
  • Tax Defense Network San Bernardino

    8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PMClosed Today
    473 E. Carnegie Drive
    Suite 200
    San Bernardino, CA 92408
    US
    phone
    Services
    Offer in Compromise, Tax Preparation, Unfiled Tax Returns, Tax Lien Resolution, Customized IRS Resolution Plans, IRS Appeals, Tax Settlements, IRS Fresh Start Initiative, Innocent Spouse Relief
  • Tax Defense Network West Covina

    8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PM 8:00 AM - 9:00 PMClosed Today
    1050 West Lakes Drive
    Suite 225 & 250
    West Covina, CA 91790
    US
    phone
    Services
    Offer in Compromise, Tax Preparation, Unfiled Tax Returns, Tax Lien Resolution, Customized IRS Resolution Plans, IRS Appeals, Tax Settlements, IRS Fresh Start Initiative, Innocent Spouse Relief