PCL Construction Webcor Builders Joint Venture is hosting this information session for mechanical, electrical & plumbing preconstruction and construction services for the remodel of the Los Angeles Convention Center. About the Project: The City of Los Angeles in partnership with APCLA bring you a design-build $1.4-billion expansion that includes 190,000 square feet of new exhibit hall space, 55,000 square feet of meeting room space, and 95,000 square feet of multi-purpose space. At the exterior, the existing Gilbert Lindsay Plaza at Pico Boulevard and Figueroa Street would be renovated with new greenery and open space amenities.