Founded in Long Beach, CA in 1922, Irwin has evolved to become a significant participant in the upstream/midstream/downstream oil & gas, power generation, pulp and paper, mining and minerals, and other heavy industries. We provide a variety of services including: Maintenance, Construction, Turnarounds, Fabrication, Project and Program Management. Specific experience in civil/structural, mechanical, piping, electrical/instrumentation crafts, in addition to a 45,000 SF fabrication facility located two miles from the deepwater Port of Hueneme in Oxnard, CA. We currently have four offices nationally to service a variety of market areas and customers; Long Beach, CA, Oxnard, CA, Greenville, SC, and Denver, CO.