Certifications

O’Brien Steel Erectors is an AISC Certified Erector licensed to work in California and Hawaii with extensive experience working with the California Division of the State Architect (DSA), California Office of Statewide Health Planning and Development (OSHPD) and the Army Corp of Engineers.

Affiliations

Ironworker Management Progressive Action Cooperative Trust
American Welding Society
The International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers Union
 
International Union of Operating Engineers
Builders' Exchange of Stockton
The Association of Union Constructors
 
Western Steel Council
AISC Associate Certified Erector
 

Certifications