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!

Please consider donating to the Union Community Fund
Hurricane Ian Batters Florida on Its Way Up the East Coast Hurricane Ian made landfall in Florida on Wednesday with the full force of a…
Labor Movement Blasts Opposition to TAA, Calls on Congress to Prioritize Working Families
Labor Movement Blasts Opposition to TAA, Calls on Congress to Prioritize Working Families A few weeks before Election Day, some members of Congress are making…
Why So Many Employees Are Suddenly Trying To Unionize
By Jennifer Hollohan Every fall, Americans gather to celebrate Labor Day, joining friends and families for a last big BBQ and a goodbye salute to summer.…
Congress Needs to Get This Right.
Our union has fought for a level playing field when it comes to trade policy for decades. Today was no exception, as Legislative Director Roy Houseman…
Email Resorts World executives and tell them that you stand with the workers and their union!
Resorts World Las Vegas pledged to be neutral when maintenance workers and slot machine technicians started organizing. Days later, it broke that pledge and started…
Congress Needs to Get This Right.
Congress Needs to Get This Right.Last week, we told you about a new bill that emerged from the COMPETES Act Conference Committee called the CHIPS and…
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





