Insights

Large Membership Base With nearly 20,000 members across Massachusetts, SEIU Local 509 represents a significant workforce in the social services and education sectors, presenting opportunities for targeted programs, training solutions, and member engagement platforms.

Focus on Social Services The organization's emphasis on providing social services to vulnerable populations indicates a potential need for community-oriented technology solutions, advocacy tools, and resource management systems to enhance service delivery.

Union Growth Potential As part of the largest and fastest-growing health care and public sector union in the US, there are opportunities to offer membership management software, communication tools, and digital platforms that support union activities and member engagement.

Financial Scale Operating with a revenue between 50 and 100 million dollars, SEIU Local 509 has the financial capacity to invest in scalable technology, training, and organizational development services that can improve operational efficiency.

Tech Adoption Utilizing advanced cloud and web technologies such as Google Cloud, Cloudflare, and HTTP/3 suggests a willingness to adopt modern digital solutions, opening doors for innovative IT services, cybersecurity enhancements, and cloud-based collaboration tools.

Similar companies to SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators

SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators Tech Stack

SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators uses 8 technology products and services including RSS, Cloudflare, Google Workspace, and more. Explore SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's tech stack below.

  • RSS
    Content Management System
  • Cloudflare
    Content Management System
  • Google Workspace
    Email
  • Google Cloud
    Infrastructure As A Service
  • jQuery Migrate
    Javascript Libraries
  • Python
    Programming Languages
  • YouTube
    Video Players
  • HTTP/3
    Web & Portal Technology

Media & News

SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's Email Address Formats

SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators uses at least 1 format(s):
SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators Email FormatsExamplePercentage
FLast@seiu509.orgJDoe@seiu509.org
50%
FLast@seiu509.orgJDoe@seiu509.org
50%

Frequently Asked Questions

Where is SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's headquarters located?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's main headquarters is located at 293 Boston Post Road West, 4th Floor. The company has employees across 2 continents, including North AmericaAsia.

What is SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's phone number?

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You can contact SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's official website and social media links?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's official website is seiu509.org and has social profiles on LinkedIn.

How much revenue does SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators generate?

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As of December 2025, SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's annual revenue is estimated to be $5M.

What is SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's SIC code NAICS code?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's SIC code is 8631 - Labor Unions and Similar Labor Organizations NAICS code is 813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations.

How many employees does SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators have currently?

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As of December 2025, SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators has approximately 58 employees across 2 continents, including North AmericaAsia. Key team members include Chief Steward, Chapter Executive Board Member, Joint Executive Board Member: K. K.Treasurer/ Cfo: I. P.Political And Legislative Director: D. H.. Explore SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's employee directory with LeadIQ.

What industry does SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators belong to?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators operates in the Non-profit Organizations industry.

What technology does SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators use?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's tech stack includes RSSCloudflareGoogle WorkspaceGoogle CloudjQuery MigratePythonYouTubeHTTP/3.

What is SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's email format?

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SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's email format typically follows the pattern of FLast@seiu509.org. Find more SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators email formats with LeadIQ.

SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators

Non-profit OrganizationsMassachusetts, United States51-200 Employees

SEIU Local 509 represents nearly 20,000 human service workers and educators throughout Massachusetts. We provide a variety of social services to elders, at-risk children and people with mental illnesses or developmental disabilities — as well as educational services in both public and private sector settings. From mental health clinicians and social workers to early childhood educators and university lecturers, Local 509 members are united in our mission to raise living standards for all working families while improving the quality and affordability of the services we provide.

SEIU Local 509 is part of the 2.1 million member Service Employees International Union, the fastest-growing labor union in the United States. Focused on uniting workers in four sectors — public services, long term care, property services, and hospital systems — SEIU is the nation’s largest health care union, the largest property services union, the second-largest public employee union and the fastest-growing union in early childhood and higher education.

Section iconCompany Overview

Headquarters
293 Boston Post Road West, 4th Floor
Phone number
SIC Code
8631 - Labor Unions and Similar Labor Organizations
NAICS Code
813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $50M$100M

    SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    SEIU Local 509 - The Massachusetts Union for Human Service Workers & Educators's revenue is estimated to be in the range of $50M$100M

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