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County of Orange

Published government contract notices, guides and news.

All guides · Browse all open bids

Construction Manager at Risk (CMAR) - Seal Beach Library Remodel

Request For Proposal (RFP) from County of Orange - Santa Ana, CA

Opportunity · 30 September 2026

Construction Manager at Risk (CMAR) - Fountain Valley Library Remodel

Request For Proposal (RFP) from County of Orange - Santa Ana, CA

Opportunity · 30 September 2026

ARCHITECT/ENGINEER (A/E) ARCHITECTURAL SERVICES

Request For Qualification (RFQ) from County of Orange - Santa Ana, CA

Opportunity · 28 September 2026

ARCHITECT-ENGINEER SERVICES FOR CONTRACT ADMINISTRATION-PROJECT MANAGEMENT SUPPORT SERVICES

Request For Qualification (RFQ) from County of Orange - Santa Ana, CA

Opportunity · 28 September 2026

RFP No 367-OC5489 Orange County Solar Installation for Orange County Solid Waste Admin, Whitted Human Services, and Sportsplex Fieldhouse

Orange County Solar Installation at the following locations: • Orange County Solid Waste Administration Building 1207 Eubanks Road, Chapel Hill, 27516 • Richard E. Whitted Human Services 300 W. Tryon Street, Hillsborough, NC 27278 • Sportsplex Fieldhouse 101 Meadowlands Drive, Hillsborough, NC 27278

Opportunity · 25 September 2026

John Wayne Airport CIP Industry Day

Event Posting from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Pre-Qualification for Modjeska Grade Road, Road and Drainage Improvements

Request For Qualification (RFQ) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

QVL FOR ARCHITECTURAL SERVICES - TASK ORDERS

Request For Qualification (RFQ) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Temporary Heating, Ventilating and Air Conditioning Rental Services

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Job Order Contract (JOC) for Electrical Services

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Job Order Contract (JOC) for General Construction Services

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

C02 Fire Suppression & Gas Detection Inspection

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Maintenance and Repair Services for Steam and Water Boilers

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

TV RELATED ITEMS WITH INSTALLATION, MAINTENANCE AND REPAIR

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Testing, Insulation and Repair of Boilers & Water Heaters

Request For Proposal (RFP) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

DBB Prima Zone 4 Phase A Main Gas Line Project

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

GREENERY EQUIPMENT MAINTENANCE & REPAIR SERVICES

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

JOB ORDER CONTRACT (JOC) FOR GENERAL CONTRACTING SERVICES

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

ELECTRICAL SYSTEMS, MAINTENANCE AND REPAIR SERVICES

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026

Rental and Maintenance of Reverse Osmosis System

Invitation For Bid (IFB) from County of Orange - Santa Ana, CA

Opportunity · 25 September 2026