Working tirelessly for the Rights and Protections of our Members

Joseph Smith

John Sinagra
Vice President

Keith Henderson
Financial Secretary

Joseph Plagenza

Lisa Menino
Recording Secretary

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.

Community Centers
Emergency Medical Services
Construction Projects

Member News

Rapid response

Secure Your Right to Vote

Your Senators need to hear from you today! The right to vote for who we want to represent us is the foundational cornerstone of our democracy. Our ability to cast our ballot each Election Day is fundamental to our system ...
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Action call

Your Senators need to hear from YOU!

We Need the Build Back Better Act.Our Senators need to hear from us.For decades, Rapid Response has been built around educating and activating our members about issues that impact us in the workplace. When we see policies that will impact ...
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Sena news

Get Boosted for The Holidays

Free vaccine clinic – all are welcome! BCYF Community Center/ Free Pfizer Covid 19 Vaccination Clinic December 29th for Ages 5+ Click Here for Information English Flyer Click Here for Information Spanish Flyer Chick Here for Information Haitian Creole Flyer ...
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New Study Finds Disturbing, Dramatic Increase in Worker Opioid Overdose Deaths; Advocates Demand Incoming Funds be Used for Preventive and Educational Services for Workers At-Risk

Today, the Massachusetts Department of Public Health (DPH) released an update to a report on opioid-related overdose deaths (OROD) by industry and occupation covering the years 2011-2015 to include new data gathered from 2016-2017. The report, titled Opioid-related Overdose Deaths in Massachusetts by Industry and Occupation, 2016-2017, shows that the average annual rate of OROD among workers nearly doubled over the period ...
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Enough with the political b.s.

Tom Conway, USW International PresidentThose of you who know me, know I’m a man who doesn’t mince words. I say what I mean and mean what I say.That’s why I recorded this new video to give you the latest on ...
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Labor’s Endorsed Candidates

Dear friends, Your vote in local elections is critical to our democracy. Our local city councilors, school committee members and mayors make decisions that affect our daily lives - about our roads, schools, housing, jobs and more. Make your voice ...
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Your Union
Your Voice

Steelworkers are men and women of every ethnic background from cities and towns in every region of our countries,

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 See all the latest news here.

Solidarity Works Podcast

Listen to the latest episode of Solidarity Works

USW News

Leading the way

A voice when
workers need a voice.

Established 1986
Member Benefits

A safe, healthy working environment is a right not a privilege.

Mailing address

15 Court Street
Boston, MA 02108

Contact phone


Contact email

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Contact us

    Sena Local 9158

    This site is intended to provide a place for instant communication with our membership, creating a means to inform you of the latest news, contact information and upcoming events