Boston, Massachusetts

SENA LOCAL 9158

Unity and Strength for Workers

Member USW

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

A Budget for Billionaires,Not Working Families

A Budget for Billionaires,Not Working Families Congress has now passed a budget bill that working families cannot afford. The legislation adds $3.3 trillion to the…

Annual Health Insurance OPT-Out

HEALTH INSURANCE OPT-OUT The Annual Health Insurance Opt Out period began Monday, June 2, 2025.  To submit an application for the Annual Health Insurance Opt Out…

Tell Congress: Pass the Protect America’s Workforcw Act

AFL-CIO  Yesterday at 4:24 PM  ·  Eliminating the collective bargaining rights of hundreds of thousands of federal workers? That’s union-busting. Call Congress and tell them to support the bipartisan…

Ensuring Fairness for Striking Workers in Massachusetts!

Striking is a Powerful Tool – But It Comes at a Cost • Going on strike is a powerful tool for workers to demand fair…

Executive Order Strips Collective Bargaining from Federal Workers

Executive Order Strips Collective Bargaining from Federal Workers On Thursday, March 27, President Trump issued an executive order that would eliminate the right to collectively bargain for…

Fed up and taking action

The government can work for billionaires or it can work for working people—but not both.  So when Elon Musk created his own unaccountable pseudo-government department, the…

Latest USW News

  • Contact: 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 […]
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