Welcome to Plumbers And Steamfitters

UA Local 33 proudly serving the plumbing and mechanical construction and service industry for over 100 years.

For over 120 years the highly skilled workers of Plumbers and Steamfitters Local 33 have provided mechanical contractors throughout central and western Iowa with the expertise necessary to get projects completed safely and on schedule.

This standing work force of 1,100 skilled plumbers and steamfitters is expertly trained to work on multi-family housing, commercial and industrial facilities, as well as process piping.

We can supply the manpower to meet your needs in plumbing, heating, air conditioning, controls, medical gas, high purity piping, valve repair, water treatment and other specialties.

If you’re a contractor in Local 33’s jurisdiction you have access to the best trained, most committed work force available to help your business grow.

If you’re looking for a career, you’ve found one of the most promising and lucrative possibilities for smart, aggressive young people today!

For instructions on how to renew your statewide license, click here.

Click here to be directed to the license renewal page.