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Pipeline
Concrete

HEARTLAND RANCHO CUCAMONGA

HEARTLAND RANCHO CUCAMONGA

Value: $2,700,000 

Scope: 

Grading

Pipeline

Concrete

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Value: $2,600,000 

Scope: 

Grading

Pipeline

Concrete

​

IPT ARROW ROUTE

IPT ARROW ROUTE

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BEST EMPLOYEES IN THE INDUSTRY

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

GJ Gentry General Engineering Inc

1297 W. 9th Street Upland, CA 91786

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Phone: 909.693.3391

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Mon. - 7am - 4pm

Tues. - 7am - 4pm

Wed. - 7am - 4pm

Thurs. - 7am - 4 pm

Fri. - 7am - 4pm

Sat. - CLOSED

Sun. - CLOSED

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