Business Manager
Anthony Gallagher

Financial Secretary-Treasurer
Kevin Heffernan

Steamfitters Local 420

14420 Townsend Rd.
Philadelphia , PA 19154

Ph: (267) 350-4200
Fx: (267) 350-4299
UA Local 420!

Member Discounts on Residential HVAC Contractors

Brothers and Sisters: Please utilize our signatory Local 420 contractors when maintaining, repairing, or replacing your home furnace, boiler, air conditioner, or heat pump. Please click on the link for a list of our signatory contractors, and remember to tell them that you are a Local Union 420 member. 


Click Here for a list of our own contractors offering Discounts for Local 420 members on their Residential HVAC Contractors!

SPECIAL NOTIFIED MEETING - MARCH 21, 2017
Friday, March 10, 2017

A special notified meeting has been called for all Building Trades, Mechanical Equipment Service (MESS / MESJ), Gas Distribution and Instrument Technician members for Tuesday, March 21, 2017 at the union hall at 7:00 pm.


The purpose of the special notified meeting will be to vote on the ratification of the May 1, 2017 - April 30, 2020 MCA agreement and the May 15, 2017 - May 14, 2020 SCA agreement, as well as to vote upon the allocation of the May 1, 2017 MCA contract increase and the May 15, 2017 SCA contract increase. 

Welcome to Steamfitters Local 420

The Steamfitters of UA Local 420 would like to thank you for taking the time to visit our website to learn more about us. Since first chartered in 1903, Steamfitters Local 420 has been constructing, installing and maintaining Mechanical systems throughout our jurisdiction. We service the entire state of Pennsylvania's gas pipeline distribution. In addition, Local 420 has jurisdiction in the area of instrumentation calibration over four states. Including Pennsylvania, we service New Jersey, Delaware, and New York.

Throughout our great history, we've worked on many high profile projects in working to build Philadelphia into the great city it is today. We're proud to have worked on projects such as the Sun Oil Refineries, Children's Hospital of Philadelphia and the stadiums for the Eagles, Phillies, Flyers, and 76ers.

If you're building a new or upgrading your current Industrial or Commercial facility, build and service with Steamfitters Local 420 by utilizing one of our Signatory Contractors.