Union plumbers, steamfitters, pipefitters, and sprinklerfitters with Plumbers and Pipefitters UA 99 perform highly specialized work that keeps critical systems running safely and efficiently. Plumbers focus on installing and maintaining water supply and drainage systems, while pipefitters and steamfitters build and connect complex piping systems that carry steam, gases, chemicals, and high-pressure liquids. A major part of this work involves precision welding—joining pipe to exact specifications to ensure strength, durability, and leak-free performance in demanding industrial and commercial environments. These trades require a high level of technical skill, attention to detail, and strict adherence to codes and safety standards.
Across new construction, large-scale industrial projects, and ongoing maintenance, these trades work with a wide range of materials and advanced tools to get the job done right. Whether it’s delivering clean water, powering industrial operations, or protecting buildings from fire, members of Plumbers Local 99 bring expert craftsmanship, extensive training, and a strong safety mindset to every project—helping build and sustain communities throughout Livingston and McLean Counties.
The apprenticeship program at Plumbers and Pipefitters UA Local 99 is designed to train the next generation of highly skilled plumbers, pipefitters, steamfitters, and sprinklerfitters through a combination of classroom instruction and paid, on-the-job training. Apprentices earn while they learn, gaining hands-on experience working alongside seasoned professionals on real job sites while building a strong foundation in safety, blueprint reading, system design, and industry codes. The program also includes extensive training in welding and fabrication—essential skills for working with high-pressure piping systems and ensuring long-lasting, reliable installations.
As apprentices progress, they develop the knowledge and confidence to take on increasingly complex projects across residential, commercial, and industrial settings. Graduates of the UA 99 apprenticeship program are recognized as highly trained journeypersons, equipped with in-demand skills that lead to stable, well-paying careers with excellent benefits. With a strong emphasis on craftsmanship, safety, and continuous learning, the program provides a clear pathway to long-term success while helping meet the growing demand for skilled tradespeople throughout Livingston and McLean Counties.