Hillsides logo

Hillsides Employee Directory

Mental Health CareCalifornia, United States201-500 Employees

Hillsides is a nonprofit organization focused on mental health care and broader health and human services, with programs serving communities across Greater Los Angeles. For more than a century, it has helped children, youth, and families heal through trauma-informed care, behavioral health treatment, and foster care and adoption services. The organization also supports young adults with transitional housing, life skills training, and job training and placement.

Based in Los Angeles, California, Hillsides operates as an integrated service provider within its regional community. Its work targets a broad client base that includes children, youth, and families, aiming to foster healing and resilience through a combination of behavioral health and foster care services. In 2021 Hillsides appointed Greg Santilli as Chief Financial Officer, reflecting leadership evolution within the nonprofit.

Find Hillsides employees' phone numbers or email addresses

Hillsides Global Highlights

Location
Employees

North America
458

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  • United States Of America
    458

Europe
3

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  • United Kingdom Of Great Britain And Northern Ireland
    2
  • Switzerland
    1

Africa
1

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  • South Africa
    1

Hillsides's Leadership

  • Chief Administrative Officer - Human Resources at Hillsides
    D. B.
    Chief Administrative Officer - Human Resources
  • Executive Vice President And Chief Operating Officer at Hillsides
    A. L.
    Executive Vice President And Chief Operating Officer
  • Owner at Hillsides
    A. R.
    Owner
  • Owner at Hillsides
    A. B.
    Owner
  • Owner at Hillsides
    C. S.
    Owner
  • Owner at Hillsides
    D. Z.
    Owner
  • Owner at Hillsides
    F. E.
    Owner
  • Owner at Hillsides
    J. S.
    Owner

Hillsides Employee Metrics

100%
50%
0%
2026
2025
  • Healthcare Services
  • Program & Project Management
  • Community & Social Services
  • Education
  • Human Resources
  • Other
  • Accounting
  • Information Technology

Contact profiles from Hillsides

Name
Title
Contact
Location
Last Update
  • Director Of Communications And Marketing at Hillsides
    M. B.
    Director Of Communications And Marketing
    Oct 23, 2024
  • Quality Assurance Director Privacy Officer at Hillsides
    T. A.
    Quality Assurance Director Privacy Officer
    May 22, 2023
  • Intake Program Manager at Hillsides
    M. C. H.
    Intake Program Manager
    Sep 30, 2026
  • School-Based Program Manager at Hillsides
    A. V.
    School-Based Program Manager
    Sep 10, 2026
  • Cottage Supervisor at Hillsides
    R. C.
    Cottage Supervisor
    Oct 04, 2026
  • Manager at Hillsides
    E. F.
    Manager
    Oct 21, 2024
  • Prc Program Manager at Hillsides
    J. M.
    Prc Program Manager
    Oct 22, 2024
  • Manager Information Technology at Hillsides
    L. W.
    Manager Information Technology
    Oct 28, 2024
  • Quality Assurance Manager at Hillsides
    L. L. P.
    Quality Assurance Manager
    Oct 21, 2024
  • Supervisor at Hillsides
    M. B.
    Supervisor
    Oct 17, 2024

Frequently Asked Questions

What is Hillsides known for?

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Hillsides was founded in 1913 and operates in the Mental Health Care industry. You can contact Hillsides's main corporate office by phone at . Explore Hillsides's company overview page for more information.

What is Hillsides's most common email format?

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Hillsides employees' email format typically follows the pattern of FLast@hillsides.org. Trying to find reliable and up-to-date employee contact data? Find more Hillsides email formats with LeadIQ.

How many employees does Hillsides have currently?

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Hillsides has approximately 325 employees as of October 2026. These team members are located across 3 continents, including North America, Europe and Africa.

Who are Hillsides's key employees and leadership?

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As of October 2026, Hillsides's key employees include:

  • Chief Administrative Officer - Human Resources: D. B.
  • Executive Vice President And Chief Operating Officer: A. L.
  • Owner: A. R.
  • Owner: A. B.
  • Owner: C. S.

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