What departments does Mundelein High School District 120 have?

Mundelein High School District 120 has employees across 10 departments including Business, Information Technology, Human Resources, Civil Engineering & Construction, Education.

What is the largest department at Mundelein High School District 120?

The largest department at Mundelein High School District 120 is Education with 10 employees.

Where are Mundelein High School District 120 employees located globally?

Mundelein High School District 120 has employees across 3 continents and 4 countries including Viet Nam, United Kingdom Of Great Britain And Northern Ireland, Ukraine, United States Of America.

How has Mundelein High School District 120's team size changed over time?

Mundelein High School District 120's team has grown from approximately 151 to 162 employees based on available data.

Mundelein High School District 120 Employee Directory

Primary and Secondary EducationIllinois, United States201-500 Employees

Mundelein High School District 120 operates a single-campus high school serving grades 9 through 12 in Mundelein, Illinois, on Chicago's North Shore, about 40 miles north of the city. The district covers a 36-square-mile area and educates about 2,033 students, offering a broad academic program that includes honors and Advanced Placement courses, with support for special education, ELL, and bilingual learners. Since 2016–2017 the campus has expanded with two STEM laboratories, Project Lead the Way instruction, and a Business Incubator Lab, alongside a wide range of extracurricular activities and competitive athletics.

More than 87 percent of graduates go on to postsecondary education. In 2026 the district announced the appointment of Dr. Art Vallicelli as Assistant Superintendent of Secondary Schools, effective July 1, 2026.

Mundelein High School District 120 Global Highlights

North America
392

United States Of America
392

Europe
2

United Kingdom Of Great Britain And Northern Ireland
1
Ukraine
1

Asia
1

Viet Nam
1

Mundelein High School District 120's Leadership

R. G.
Interim President
Mobile Phone
Email
T. B.
Director Of Aquatics, Business Education Teacher, Head Boys And Girls Swimming Coach, Cscs
Mobile Phone
Email
D. C.
Director Of Instructional Technology
Mobile Phone
Email
T. R.
Director Of Human Resources
Mobile Phone
Email
T. L.
Acting Director
Mobile Phone
Email
D. H.
Personal Lines Manager
Mobile Phone
Email
D. R.
Recreation Leader
Mobile Phone
Email
L. R.
Recreation Leader
Mobile Phone
Email

Mundelein High School District 120 Employee Metrics

100%

50%

0%

2026

2025

Education
Administrative
Community & Social Services
Arts & Design
Support
Other
Information Technology

Contact profiles from Mundelein High School District 120

Name

Title

Contact

Location

Last Update

R. B.
School Psychologist
Mobile Phone
Email
Oct 23, 2024
R. J.
Percussion Instructor
Mobile Phone
Email
Oct 23, 2024
S. S.
Guidance Counselor
Mobile Phone
Email
Jun 23, 2025
S. S.
Resident Lighting Designer And Set Designer
Mobile Phone
Email
Oct 22, 2024
S. D.
School Secretary
Mobile Phone
Email
Oct 23, 2024
S. R.
Teacher
Mobile Phone
Email
Oct 17, 2024
S. D.
School Secretary
Mobile Phone
Email
Oct 23, 2024
T. W.
Alumni Chair
Mobile Phone
Email
Oct 23, 2024
T. C.
Counselor
Mobile Phone
Email
Oct 22, 2024
M. H.
Bartender
Mobile Phone
Email
Aug 02, 2026

Frequently Asked Questions

What is Mundelein High School District 120 known for?

Mundelein High School District 120 was founded in 1961 and operates in the Primary and Secondary Education industry. You can contact Mundelein High School District 120's main corporate office by phone at

+1-847-949-****

. Explore Mundelein High School District 120's company overview page for more information.

What is Mundelein High School District 120's most common email format?

Mundelein High School District 120 employees' email format typically follows the pattern of FLast@d120.org. Trying to find reliable and up-to-date employee contact data? Find more Mundelein High School District 120 email formats with LeadIQ.

How many employees does Mundelein High School District 120 have currently?

Mundelein High School District 120 has approximately 238 employees as of August 2026. These team members are located across 3 continents, including North America, Europe and Asia.

Who are Mundelein High School District 120's key employees and leadership?

As of August 2026, Mundelein High School District 120's key employees include:

Interim President: R. G.
Director Of Aquatics, Business Education Teacher, Head Boys And Girls Swimming Coach, Cscs: T. B.
Director Of Instructional Technology: D. C.
Director Of Human Resources: T. R.
Acting Director: T. L.

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Mundelein High School District 120 Employee Directory

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