Cornerstone Construction Service, Inc.

is seeking certified and qualified DVBE subcontractors and/or suppliers to provide is seeking certified and qualified DVBE subcontractors and/or suppliers to provide Demolition, backfill and grading, base suppliers, chain link fencing supplier and installer, asphalt installer subcontractor , striping subcontractor, HVAC subcontractors, electrical subcontractors, framing and door subcontractors. Carpet supplier and installer. Portable toilet/handwash station rental and temp fence rental. Subcontractors must have California DIR #. Proposals needed by 4p.m. on 7/28/2025 to be considered.


PROJECT NAME:

Arroyo Elementary School – Relocatable Classroom Bldg. Project

BID CONTRACT #:

BID NO. C-256-319 - PROJECT AG77

AWARDING AGENCY:

Ontario-Montclair School District

PROJECT LOCATION:

1700 E. 7th St, Ontario, CA, 91764

BID DUE DATE:

07-29-2025 at 10:00 AM

OUTREACH COORDINATOR:

Kimberly Madden

TELEPHONE:

(909)985-6766

FAX:

(909) 985-6189

ADDRESS:

1845 W. 9th St, Upland, CA, 91786

PROJECT DETAILS:

PROJECT DETAILS:
We are an Equal Opportunity Employer. If you are planning to bid this project, we encourage your participation and welcome your bid.


All qualified bidders will receive consideration without regard to race, color, religion, sex or national origin.


Subcontractors will be required to enter into our standard contract. No modifications to the contract are permitted.


If required, all subcontractors/vendors awarded work on this project must be able to furnish subcontract performance and payment bonds, for the amount of the subcontract bid, issued by an
admitted corporate surety acceptable to our surety.


Subcontractors must have a valid California DIR # at time of bid. Please include on your proposal.


Please contact me at cornerstone.office@verizon.net for a link to plans and specs.

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