Contact Information

If you have questions, concerns or wish to consult with us on a new project, for a Free Estimate Please find your easiest way to contact us:

Mailing Address

Giant Construction Company

P.O. Box 1705

Chino Hills,  CA 91709

Office Hours
Monday - Friday

8:30 am - 5:00 pm

Email:
info@GiantBuilders.org

Toll-Free:
1-(888)853-5824

Los Angeles & Orange County

(213)261-9966 

San Bernardino County & Inland Empire

(909)512-6831 

Email Form: