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!

Marijuana, Safety, and Fairness
Marijuana, Safety, and Fairness: Part 1 Evolving Legal Landscape Reshaping Opinions on Marijuana Use and Workers’ Rights Marijuana was criminalized in the United States in…
Sign now: Protect Public Servants’ Retirement
Tell Congress: Eliminate the Windfall Elimination Provision and Government Pension Offset provisions that deny public servants the full Social Security benefits they have earned over…
Windfall Elimination Provision (WEP) and Government Pension Offset (GPO)
We know it’s been a while since the last update, but, with everything going on in Washington, it has been a constant battle to get…
Walk It Out
GROUP CHALLENGE Don’t forget to download the Navigate Wellbeing app for a convenient and easyway to track your activities. The app is available as a…
2024 HEALTH CARE ANNUAL ENROLLMENT
MONDAY, APRIL 29 – FRIDAY, MAY 17This is the yearly period when employees and retirees canenroll in and change health insurance plans and coveragewithout a…
No Elections Needed
To the Membership of SENA 9158, We are proud to announce that since there were no challenges to any of the positions, there is no need for an…
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






