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.

© 2020 by GJ Gentry General Engineering Inc.

1297 W. 9th Street
Upland, CA 91789

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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

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