Execute your project on time and with exceptional quality.

OUR LOCATION
OVER 100 YEARS EXPERIENCE
OUR SERVICES

- Pipeline

- Concrete

- Grading

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  • GJ Gentry General Engineering Inc.

© 2019 by GJ Gentry General Engineering Inc.

1297 W. 9th Street
Upland, CA 91789

Phone: 909.693.3391

BUSINESS HOURS

Mon. - 7am - 4pm

Tues. - 7am - 4pm

Wed. - 7am - 4pm

Thurs. - 7am - 4 pm

Fri. - 7am - 4pm

Sat. - CLOSED

Sun. - CLOSED

pipeline contractor southern California,

general contractor southern California, grading southern California, concrete contractor, concrete southern California 

CONTACT

We'd love to work with you on your next project. Whether you're just getting started, or you need us to step in an existing project,  fill out the information below and we'll get back to you promptly.  Let's find out how we can help you.

Looking to join our team?  Check out our careers page.

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GJ Gentry General Engineering Inc

1297 W. 9th Street Upland, CA 91786

Phone: 909.693.3391