What is the Orange County Convention Center’s Grand Concourse expansion?

The Grand Concourse Expansion at the Orange County Convention Center is a $560 million project that is slated to begin in 2026 and conclude in 2029. It will add an additional 44,000 square feet of meeting space to the convention center, as well as a 100,000-square-foot ballroom, among other improvements.

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Orange County Convention Center - West Building

Destination Lounge at the Orange County Convention Center

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The Tangerine Ballroom at the Orange County Convention Center

Orange County Convention Center - North/South Building

Lecture Hall at the Orange County Convention Center West building

2.1 million square feet (195,000 square meters) of total exhibition space

Two 92,000-square-foot general assembly areas

74 meeting rooms with 235 breakouts

Three full-service restaurants and eight food courts

On-site parking for 6,227 vehicles

Three covered loading docks and 173 truck bays

Free Wi-Fi in public areas and food courts

All-new Tangerine Ballroom offering 48,961 square feet of space

The upcoming Grand Concourse Expansion will add 44,000 square feet of meeting space and a 100,000-square-foot ballroom.

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The Orange County Convention Center has:

2.1 million square feet (195,000 square meters) of total exhibition space
Two 92,000-square-foot general assembly areas
74 meeting rooms with 235 breakouts
Three full-service restaurants and eight food courts
On-site parking for 6,227
Three covered loading docks and 173 truck bays
Free Wi-Fi in public areas and food courts
All new Tangerine Ballroom offering 48,961 square feet of space

The Orange County Convention Center exemplifies its commitment to environmental stewardship and is nationally recognized for its green initiatives, social responsibility and long-term environmental impact on the community.

Key accomplishments in this area include the following:

•   The OCCC is the largest USBGC Leadership in Energy & Environmental Design (LEED) Gold Certified Convention Center in the world for its North/South building.
•   The OCCC is the first convention center in the U.S. to receive ISO certification for the implementation of an Environmental Management System (EMS).
•   The OCCC is the third convention center in the world to be APEX/ASTM Environmentally Sustainable Meeting Standard certified.

What’s more, the OCCC works closely with event organizers and guests to support and execute green events, procedures and efforts. It is also dedicated to increasing the overall sustainability of the entire convention district. Additionally, an onsite Sustainability Coordinator manages all in-house sustainability efforts and assists with any client needs or requests.

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