About Us

About Local 520


The Plumbers, Pipefitters and HVACR Technicians Local Union 520 has been serving Central Pennsylvania for over a century. We were here during the events that shaped America into the great nation we are today.

The military conflicts, stock market crash, civil unrest and the modern world we live in are events that affect workers and their families. The Plumbers, Pipefitters and HVACR Technicians have supported our nation in all of these events and more.

Our tradesman built many military bases, power plants, factories hospitals and many learning institutions. Penn State University, Hershey Chocolate, Three Mile Island, Indiantown Gap National Guard Base, and many other facilities which are the foot print of Central Pennsylvania.

In today’s world we are the leader in piping systems of all kinds. There is a new industrial and construction market that seems to be on the upswing. Local 520 will be there to answer the call to deliver skilled tradesman to move into the future. We believe in continuing education with practical application. Training is available to apprentices and ongoing journeyman upgrades, in order to keep up with the ever changing technology of the 21st century and beyond.

The Central Pennsylvania market is large and diverse. There is manufacturing of motorcycles, paper, food processing, chemical, pharmaceutical, power generation and others.

The clients we perform work for on a regular basis is a long list.

P.H. Glatfelter, Harley Davidson, Tyco, Merck Chemical, Johnson and Johnson Merck, Pfizer, GSK, Franklin Marshall College, Penn State University, Pinnacle Health Systems, PPL, Exelon, Pennsylvania Department of General Services, Susquehanna Health Systems, CVS Stores, Target Stores, Wegman’s Groceries, Kellogg’s of Lancaster, Dupont, and many other businesses in Central Pennsylvania.

We will continue to be the work force of choice thru education and the philosophy of 8 hours work for eight hours pay, on time and with in budget.

For information on the apprenticeship program offered at UA Local 520