Boston, Massachusetts
SENA LOCAL 9158
Unity and Strength for Workers

Sena Local 9158 is a member of United Steel Workers
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
2025 BCYF Secret Santa Program – Help us spread some joy!

USW Rapid Response Fall News Letter
Thu, Oct 14, 2021 at 10:12 AM Fall 2021The work we do in Rapid Response is always centered around our core values. When we talk…
WAGE THEFT
Wage theft is a major problem in Massachusetts, resulting in nearly $1 billion being stolen from workers annually through non-payment of wages; payments below the minimum or…
2022 City of Boston Opt-Out Program
f you choose to receive coverage under another medical plan outside of the City of Boston’s group coverage, you may waive the City of Boston plan…
Massachusetts Communities Deserve
Good Jobs and Climate Justice.
Recently, we sent an InfoAlert (usw.to/43L) to tell you about our concerns regarding efforts in Massachusetts to ban the use of natural gas in new…
It’s Time to Put Workers First.
Last week, we told you about two bills, a Senate passed bill, S. 1260, the United States Innovation and Competition Act (USICA), and its counterpart in the House, H.R.…
Persistence Pays Off!
Steelworker priorities are moving in the Senate. We know that when we continue to push for legislation that supports our core issues, it may take…
Latest USW News
- USW, Allies Slam Pause in Shipbuilding Relief Measures, Call on USTR to Prioritize National SecurityContact: Jess Kamm Broomell, jkamm@usw.org, 412-562-2444 (Pittsburgh) – The United Steelworkers union (USW) along with labor allies this week called on the United States Trade Representative (USTR) to stand firm on Section 301 trade relief […]
- Contact: Jess Kamm Broomell, jkamm@usw.org, 412-562-2444 (Pittsburgh) – A historic new slate of officers will take over leadership of the United Steelworkers (USW) in March following the union’s regular four-year nomination and election process that […]
- Contact: Jess Kamm Broomell, jkamm@usw.org, 412-562-2444 (Massena, N.Y.) – United Steelworkers (USW) District 4 Director Dave Wasiura issued the following statement in response to Alcoa’s announcement that it secured a 10-year energy contract and will […]
- Contact: R.J. Hufnagel, rhufnagel@usw.org, 412-562-2450 PITTSBURGH – The United Steelworkers (USW) released the following statement today from International President David McCall and International Association of Machinists (IAM Union) International President Brian Bryant in response to […]
- FOR IMMEDIATE RELEASE: Fri., Oct. 3, 2025Contact: Chelsey Engel, cengel@usw.org, 412-212-8173 (Fontana, Calif.) – More than 8,600 Kaiser Permanente health care workers represented by USW Local 7600 have officially issued a 10-day notice of intent […]
- Contact: R.J. Hufnagel, (412) 562-2450, rhufnagel@usw.org (PITTSBURGH) – Leo W. Gerard, who led the United Steelworkers (USW) as the union’s international president for more than 18 years, died on Sunday, Sept. 21, 2025. Gerard, who […]
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
See what’s going on at USW.org. See all the latest news here.
Solidarity Works Podcast
Listen to the latest episode of Solidarity Works




