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Mon - Fri 7:30am - 5:00pm  Sat 8:00am - 12:00pm

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We're Here to Help

Whether you have a question about equipment, need to schedule service, or want to request a part — our team at Glenn B. Dorning is ready to assist.
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GET IN TOUCH

Contact Glenn B. Dorning

Phone: (909) 983-2089

Address: 1744 East Holt Boulevard Ontario, California 91761

Hours: Monday – Friday: 8:00am – 5:00pm

Saturday: 8:00am – 12:00pm

Sunday: Closed

Send Us a Message

Fill out the form and we'll get back to you as soon as possible — typically within one business day.

Need Something Specific?

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Equipment Inquiry

Interested in new or used equipment? Browse our inventory or reach out and we'll help you find the right machine.

Browse Equipment
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Schedule Service

Need maintenance, repairs, or warranty work? Use our Service Request form to give our team the details they need.

Schedule Service
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Request a Part

Looking for a specific part or not sure what you need? Our parts team will track it down for you.

Request a Part
VISIT US

Located on East Holt Boulevard in Ontario, just north of the Ontario Airport and easily accessible from the I-10 freeway.

Prefer to Talk to Someone Directly?

Our team is available Monday through Friday 8am–5pm and Saturday 8am–12pm.

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