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EXPERIENCE THE DIFFERENCE.

Pipeline   Concrete   Grading

GJ Gentry General Engineering, Inc.
SAFETY

Safety is Our Priority. We Strive For A "Zero- Accident" Workplace.

GJ Gentry General Engineering, Inc.
FEATURED PROJECTS

There is No Project Too Big That

G.J. Gentry Can't Handle. 

CAREERS

Consider Becoming Apart of Our

G.J. Gentry Gen Eng Inc. Team.

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BEST EMPLOYEES IN THE INDUSTRY

G.J. Gentry General Engineering Inc. is most proud of the people it employs. 

GJ Gentry General Engineering, Inc.

G.J. Gentry General Engineering Inc

1297 W. 9th Street Upland, CA 91786

Phone: 909.693.3391

Mon. - 7am - 4pm

Tues. - 7am - 4pm

Wed. - 7am - 4pm

Thurs. - 7am - 4 pm

Fri. - 7am - 4pm

Sat. - CLOSED

Sun. - CLOSED

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