BAMSI: Detailed Company Information & Corporate Profile

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Summary

BAMSI is a social services organization headquartered in Brockton, Massachusetts, serving the Greater Boston area. Since its founding in 1975, it has grown to an independent company with annual revenues ranging from $100 million to $500 million and employs between 1,000 and 5,000 staff.

The agency offers a comprehensive suite of services, including residential homes for medically fragile adults with brain injuries; behavioral health programs for children, adults, and families; day and residential support for individuals with disabilities; HIV/AIDS initiatives; elderly and emergency supports; transgender support; harm reduction; mental health and substance abuse disorder services; HIV/HCV/STI testing; and early intervention.

Leadership includes Associate Vice President Cat Stewart, Executive Vice President of Human Resources Hussam Atab, Interim President & CEO Babacar Diop, and several coordinators and directors such as Kylie Spiro, Ismay Griffith, Trina Bigham, Maria Borey, Shay Lynn Matthews, Tracy, Christopher Rogers, Cedric Kom Tagne, Danielle Everett, Kathleen Bendami, Sara Castonguay, and Phillip Pereira. The organization operates under SIC code 8300.

BAMSI Websitebamsi.org
Social Links
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Phone Number508-580-8700
Industries
BAMSI Headquarters Address10 Christy Drive, Brockton, Ma, 02301 US
Company Size1000-5000 employees
Specialities & ServicesResidential homes for medically fragile adults with brain injuries, behavioral health services for children, adults & families, day, residential & family support for children & adults with disabilities, HIV/AIDS programs, elderly & emergency supports, Transgender Support, Harm Reduction, Mental Health, Behavioral Health, Substance Abuse Disorder Services, HIV/HCV/STI testing, Early Intervention
SIC Code8300
DMA CodeGreater Boston
Founded1975
Estimated Annual Revenue$100M - 500M
Operating StatusIndependent Company
Updated:2026-09-22

Competitors

Name
Founded
Type
Employees
1896Nonprofit 100 - 250
1993- 25 - 100
1990Nonprofit 500-1000
1965- 200-500

Estimated Website Traffic

The chart shows a decline in traffic to the bamsi.org website. In August, traffic decreased to 7356, compared to 8799 in the previous month. The highest traffic in 2026 was recorded in July, reaching 8799 visits.

Workforce Turnover

Number of employees switched from or switched to

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Total employee turnover

Departmental sample breakdown

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Turnover activity captured in SignalHire's departmental sample ( employees):

Length of Employment

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BAMSI's workforce includes employees across a wide range of tenure levels.

7% have been with the company for 1 to 2 years7% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years9% have been with the company for 8 to 10 years67% have been with the company for more than 11 years

Former Employees: Role Changes

Role at Former Company
Role at New Company
Contact top employees from BAMSI
Cat Stewart
Cat StewartAssociate Vice President
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Hussam Atab
Hussam AtabExecutive Vice President Human Resources
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Babacar Diop
Babacar DiopINTERIM PRESIDENT & CHIEF EXECUTIVE OFFICER
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Kylie Spiro
Kylie SpiroCommunications Coordinator
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Ismay Griffith
Ismay GriffithClinical Coordinator
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Trina Bigham
Trina BighamProgram Coordinator
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Maria Borey
Maria BoreyIntensive Care Coordinator
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Shay lynn Matthews
Shay lynn MatthewsProgram Coordinator
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Tracy
TracyVice President of Quality and Improvement
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Samantha Bradshaw
Samantha BradshawMental Health Counselor
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Cedric Kom Tagne
Cedric Kom TagneResidential Counselor
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Danielle Everett
Danielle EverettAssistant Program Director of Day Services
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Sara Castonguay
Sara CastonguayDirector of Operations
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Phillip Pereira
Phillip PereiraDirect Support Professional
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BAMSI Corporate Information: FAQ

BAMSI operates in the Social Services industries. More details can be found on the official website: bamsi.org.
BAMSI has offices located in Brockton, US.
The headquarters of BAMSI are located in Brockton, United States.
You can contact BAMSI by phone at 508-580-8700.
BAMSI currently employs 1000-5000 people.

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