Harmonium, Inc: Detailed Company Information & Corporate Profile

Contact top employees from Harmonium, Inc

Summary

Harmonium, Inc is a private company. The business currently specializes in Nonprofit Organization Management area. The company has 200-500 employees. Register with SignalHire to connect with Harmonium, Inc employees and management.

Harmonium, Inc Websiteharmoniumsd.org
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Industries
Harmonium, Inc Headquarters Address5400 Morehouse Dr, San Diego, California, 92121 US
Company Size200-500 employees
Specialities & ServicesEducation, Intervention & Prevention, Behavioral Health Services, Licensed Child Care, Youth Programs
Founded1975
Estimated Annual Revenue$50M - 100M
Operating StatusIndependent Company
Updated:2026-10-19

Harmonium, Inc Org Chart

Chief Executive Officer

Chief Executive Officer

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C-Level

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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Harmonium, Inc's workforce includes employees across a wide range of tenure levels.

8% have been with the company for 1 to 2 years5% have been with the company for 3 to 4 years11% have been with the company for 5 to 7 years13% have been with the company for 8 to 10 years63% 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 Harmonium, Inc
Marilyn Musielski
Marilyn MusielskiCommunity Involvement Coordinator
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Chloe White
Chloe WhiteStaffing Development Coordinator
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Donika Moreno
Donika MorenoExecutive Assistant - Strategic Projects & Communications Coordinator
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Teresa Ceotto
Teresa CeottoHuman Resources Director
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Joanne Benjamin
Joanne BenjaminSite Director
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Sandy Khoth
Sandy KhothActivity Leader
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Emily Schaedler
Emily SchaedlerParent Partner
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Andres Robles
Andres RoblesProgram Assistant
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Aruna Vedula
Aruna VedulaHR Intern
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Doug Reiss
Doug ReissChief Operating Officer
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Emmanuel Ramirez
Emmanuel RamirezProgram Specialist
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Katherine Do
Katherine DoYouth Program Leader & Substitute
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Kari Can
Kari CanYouth Leader
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Kyndall Stewart
Kyndall StewartYouth Lead
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Harmonium, Inc Corporate Information: FAQ

Harmonium, Inc operates in the Voluntary Sector industries. More details can be found on the official website: harmoniumsd.org.
Harmonium, Inc has offices located in San Diego, US.
The headquarters of Harmonium, Inc are located in San Diego, United States.
Harmonium, Inc currently employs 200-500 people.

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