DK Security

DK Security is a Michigan-based security company founded in 1995 by Bob DuHadway and John Kendall, both with federal law enforcement backgrounds. It has grown to be one of the top 50 largest security firms in the United States, with a strong presence in Michigan and branch offices in Lansing and Detroit. The company provides a range of security services, including uniformed and armed security officers, event security, investigations, executive protection, and pre-employment background checks. DK Security has secured over 5,000 events and completed more than 3,000 private investigations, showcasing its commitment to professionalism and quality. With over 1,400 employees, the company emphasizes employee development and promotes from within, ensuring strong leadership throughout its ranks. DK Security serves various clients, including educational institutions, government buildings, and small businesses, primarily in Michigan, Indiana, and Ohio.

Security & Investigations Grand Rapids, United States Founded 1995 ~250 employees

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Employees
250
-0.8% in the 3 months to Jun 2025
Revenue / employee
$17.9K
Revenue ~$4.5M
12-month attrition
10.8%
H1B sponsor
NA

Headcount trend

DK Security went from 250 employees in Jul 2023 to 250 in Jun 2025. Jan to Jun 2025: 5 people joined, 15 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other221
Operations15
HR11
Finance1
Marketing1
Success1

DK Security FAQ

How many employees does DK Security have?

DK Security has about 250 employees, down 0.8% over the 3 months to Jun 2025.

What is DK Security's revenue per employee?

DK Security makes about $18K in revenue per employee, based on $4.47M annual revenue and 250 employees.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.