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Corrigan deploys a time-tested innovative construction process called the Corrigan Success Model that delivers the best cost by adding value at every step along the way. For example, Corrigan can fabricate and assemble piping modules and other sub-assemblies in its own shop, delivering greater efficiency, higher quality craftsmanship, and lower cost than assemblies made on the job site.

Today it is the largest pipe fabrication operation in St. Louis. Corrigan is an award-winning mechanical contractor that delivers highly complex projects for industrial, institutional, commercial, nuclear, power, waste water treatment customers in St Louis and throughout the country.
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Corrigan was founded in 1896 by John F. Corrigan to fulfill a need - indoor plumbing. From a neighborhood plumbing shop, the company has grown and adapted to needs ever since, maximizing the productivity skilled craftsmen with proficient construction management that delivers the best value.always. In the 1930s, the firm developed a proficiency in industrial piping, a skill it would advance to the highest level by helping build the nation's manufacturing needs to fight World War II.Post-War America created new opportunities to refine and expand Corrigan's skills as St. Louis became a hub for automotive, aerospace and other industrial manufacturing.
Corrigan Company is one of largest and most enduring St. Louis mechanical contractors, serving commercial, industrial and institutional customers. Corrigan is ISO 9001 certified and performs projects throughout the United States.
Corrigan makes safety a priority on every project simply because it is the right thing to do. We do not compromise on safety. Our risk management programs are highly proactive and constantly refined to mitigate potential hazards on the job. Our journeymen workers all have OSHA 10 training while our foreman and general foreman have OSHA 30 training. We also have access to more than 100 pipefitters with Mine Safety Health Association (MSHA) training.
Our values are not just words on a page, we live them, measure our success by them, and continually evolve. All employees are proud to uphold our core values. These include safety, doing what is right, accountability, respect, problem solving, excitement for the future, embracing innovation and technology, and carrying the colors to honor our history.
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Eli Karabell
Mar 06, 2019
Corrigan Company is a wonderful area Business with a great heritage serving & Building St. Louis. Excited to do Business with them now & in the future. - EBK l, President of Karabell Industries LLC