Trade Union Int'l Inc.

Construction Consulting Laboratory West is a full-service independent laboratory specializing in the testing of glass and glazing products. Based in Ontario, Calif., the company offers to its vast client base a plethora of testing services, such as air infiltration, static water penetration, dynamic water penetration, structural performance and many more. Construction Consulting Laboratory West provides chamber facilities, including exterior thermal, exterior, interior and skylight. Its list of projects includes Kaiser Hospital, Kwang Ju Bank, Roseville Hospital, Fox Broadcasting Center, United States Court House, Ronald Reagan Federal Building and World Plaza Center, among others.