What departments does Cook County Sheriff’s Office have?

Cook County Sheriff’s Office has employees across 6 departments including Finance, Human Resources, Legal, Military & Protective Services, Information Technology.

What is the largest department at Cook County Sheriff’s Office?

The largest department at Cook County Sheriff’s Office is Military & Protective Services with 4 employees.

Where are Cook County Sheriff’s Office employees located globally?

Cook County Sheriff’s Office has employees across 4 continents and 8 countries including Afghanistan, China, France, United Kingdom Of Great Britain And Northern Ireland, United States Of America.

How has Cook County Sheriff’s Office's team size changed over time?

Cook County Sheriff’s Office's team has decreased from approximately 15K to 786 employees based on available data.

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Cook County Sheriff’s Office Employee Directory

Law EnforcementIllinois, United States1001-5000 Employees

The Cook County Sheriff’s Office is a law enforcement agency based in Chicago, Illinois. It is led by Sheriff Tom Dart and operates with a substantial workforce. The office maintains a website at cookcountysheriff.org and is described in its LinkedIn profile as Sheriff Tom Dart’s official page for the office, noting that messages are not monitored 24/7.

As part of the law enforcement field, the office provides public safety and enforcement services within Cook County, addressing local safety needs and information access for residents and visitors. The available information presents the organization as a county-level public safety entity with a digital presence for communication.

Cook County Sheriff’s Office Global Highlights

North America
7.6K

United States Of America
7.6K
Trinidad And Tobago
1
Canada
1

Europe
4

France
2
United Kingdom Of Great Britain And Northern Ireland
2

Asia
2

Afghanistan
1
China
1

South America
2

Argentina
2

Cook County Sheriff’s Office's Leadership

E. G.
Ceo
Mobile Phone
Email
M. B.
Cso
Mobile Phone
Email
E. G.
Chief Financial Officer
Mobile Phone
Email
W. L.
Chief Warrant Officer
Mobile Phone
Email
D. A. S.
Chief Financial Officer
Mobile Phone
Email
D. B.
Chief Financial Officer
Mobile Phone
Email
H. B.
Chief Legal Officer
Mobile Phone
Email
T. O.
Chief Strategy Officer And J.P.S
Mobile Phone
Email

Cook County Sheriff’s Office Employee Metrics

100%

50%

2026

2025

Military & Protective Services
Administrative
Legal
Information Technology
Analytics
Other
Business
Community & Social Services
Program & Project Management

Contact profiles from Cook County Sheriff’s Office

Name

Title

Contact Info

Location

Last Update

H. B.
Chief Legal Officer
Mobile Phone
Email
United States
Sep 17, 2025
J. C.
Partner
Mobile Phone
Email
Jul 08, 2024
J. P.
Owner
Mobile Phone
Email
Oct 16, 2024
L. C.
Board Chairman District
Mobile Phone
Email
Oct 16, 2024
M. B.
Cso
Mobile Phone
Email
United StatesGeorgia
Apr 23, 2025
S. J.
Chairman
Mobile Phone
Email
UNITED STATES
Aug 04, 2023
T. O.
Chief Strategy Officer And J.P.S
Mobile Phone
Email
Oct 22, 2024
J. F.
Chief Deputy
Mobile Phone
Email
United StatesMaine
Dec 14, 2024
C. C.
Chief Deputy
Mobile Phone
Email
United StatesTennessee
Mar 05, 2025
M. G.
Current Jail Division Chief
Mobile Phone
Email
United StatesGeorgia
Oct 27, 2025

Frequently Asked Questions

What is Cook County Sheriff’s Office known for?

Cook County Sheriff’s Office operates in the Law Enforcement industry. The company's main headquarters is located in Chicago, Illinois 60608 United States; you can contact the main corporate office by phone at

+1-312-603-****

. Explore Cook County Sheriff’s Office's company overview page for more information.

What is Cook County Sheriff’s Office's most common email format?

Cook County Sheriff’s Office employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Cook County Sheriff’s Office email formats with LeadIQ.

How many employees does Cook County Sheriff’s Office have currently?

Cook County Sheriff’s Office has approximately 1.8K employees as of June 2026. These team members are located across 4 continents, including North AmericaEuropeAsia.

Who are Cook County Sheriff’s Office's key employees and leadership?

As of June 2026, Cook County Sheriff’s Office's key employees include:

Ceo: E. G.
Cso: M. B.
Chief Financial Officer: E. G.
Chief Warrant Officer: W. L.
Chief Financial Officer: D. A. S.

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Cook County Sheriff’s Office Employee Directory

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