Welcome to

Mark Christopher HUMMER!

Whether you're looking for a

Los Angeles HUMMER dealer

, a

Riverside HUMMER dealer,

or an

Orange County HUMMER dealer

, Mark Christopher HUMMER is a full service dealership. We're here to help you with all things HUMMER. From sending out a quote by email, to purchasing your new or pre-owned HUMMER, to having factory trained service experts to maintain your HUMMER, we have solutions for every aspect of your ownership experience.

2131 Convention Center Way
Ontario, CA 91764

Welcome to Mark
Christopher HUMMER!

Whatever your HUMMER needs may be, our experienced staff is here to work with you to make every interaction with us as valuable as possible. Please feel free to contact us if you have any questions

If you're looking for a Los Angeles area Cadillac dealer, please visit Mark Christopher Cadillac.
If you're looking for a Los Angeles area Chevrolet dealer, please visit Mark Christopher Chevrolet.

HUMMER H3
Make a big entrance

• Starts at $29,995*
• Vortec 3700 3.7L engine
• OnStar system w/1-year Safe & Sound Plan

Search H3 Inventory
Request a Quote

If you're coming from the Los Angeles or Riverside area, this Orange County HUMMER dealer can help you find the right HUMMER that suits your needs. Whether it's a new HUMMER H3 you're looking for, or one of our quality used vehicles, we can help you find what's right for you.

Check out our hours and map page to see what an easy drive it is to Mark Christopher HUMMER, a family owned and operated HUMMER dealer in Ontario, CA. and serving the Los Angeles, Riverside and Orange County communties.