EXPERIENCE THE DIFFERENCE.

Pipeline Concrete Grading

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

There is No Project Too Big That

G.J. Gentry Can't Handle.

Consider Becoming Apart of Our

G.J. Gentry Gen Eng Inc. Team.

BEST EMPLOYEES IN THE INDUSTRY

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

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