Leading the way
Building and Maintaining a Better City Together
Sena Local 9158 is a United Steel Workers local union. Sena represents public employees in Massachusetts. Our members do some of the most important jobs in the City of Boston every day to keep the City thriving and moving forward.
Below are just some of the important jobs our members take pride in doing. Click the link below to learn more about our union and it’s members.
Arborist
Community Centers
Transportation
horticulture
EMS
Construction Projects
Latest Member News
New benefit offers for Members!

Fall Letter to the Membership
Dear SENA Brothers, Sisters and Siblings, It has been a long, hot busy summer and from our Executive Board, Officers and Stewards, we hope everyone…
Protecting Our Job Security
USW Core Values Educational Series – Issue 1 American workers can compete with anyone on a level playing field, but all too often bad actors…
Warning: Do Not Be Fooled. This Notice is Not from the Union.
Here we go again! Warning this is not from the union. It is from an anti Union organization. Just discard! Neither SENA or the USW…
USW on Pride Month: It is Our Honor and Duty to Uplift Our LGBTQ+ Siblings
UN 01, 2024 For Immediate Release: Sat., June 1, 2024Contact: Chelsey Engel, cengel@usw.org, 412-212-8173 (Pittsburgh) – The United Steelworkers (USW) President David McCall, along with the USW LGBTQ+…
Latest USW News
- Nippon Steel Corporation (“Nippon Steel”), together with its wholly owned subsidiary Nippon Steel North America, Inc. (“NSNA”), United States Steel Corporation (“U. S. Steel”), and the United Steelworkers (“USW”) have ended all litigation and other […]
- Contact: Tony Montana, tmontana@usw.org The United Steelworkers (USW) issued the following statement from District 7 Director Mike Millsap after the 7th U.S. Circuit Court denied Alcoa’s motion to delay a District Court order requiring the […]
- Contact: R.J. Hufnagel, rhufnagel@usw.org PITTSBURGH – About 100 members of the United Steelworkers (USW) and their allies marched through downtown Pittsburgh on Friday, Aug. 22, calling on lawmakers and employers to prioritize worker health and […]
- Contact: Tony Montana, tmontana@usw.org (Toledo) – Donnie Blatt, USW District 1 Director, made the following statement after negotiations with Libbey Glass today: “The United Steelworkers (USW) District 1, on behalf of our members of Locals […]
- Contact: Jess Kamm, jkamm@usw.org (Pittsburgh) – The following statement was made by USW District 10 Director Bernie Hall in response to the August 11th explosion at U.S. Steel’s Clairton Coke Works: “The USW has occupational […]
- Contact: Jenn Wood, jwood@usw.org, 412-562-1160 (PITTSBURGH, Pa.) – Hundreds of members of the United Steelworkers (USW) and other area unions championed the power of collective action and denounced Donald Trump’s attacks on working people at […]
United Steel Workers
USW democracy begins at home, in more than 1,800 local unions throughout Canada, the United States and the Caribbean. Membership is open to all without discrimination.
Latest News
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Solidarity Works Podcast
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