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11 Years
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Emergency
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Trusted Security Solutions for Detroit and Beyond
Founded in 2015, City Shield Security is a Detroit-based contract security provider committed to professionalizing the industry through rigorous workforce training and development. As a woman-owned small business located in a Hub-Zone and certified as a Veteran Friendly Employer by the State of Michigan, we prioritize community engagement, technological integration, and ethical practices. Our specialized services include critical infrastructure protection, special event security, soft target protection, and executive protection, serving clients across industrial, commercial, and government sectors.

With a proven track record of zero property losses for major clients like Olympia Entertainment and DTE Energy, we combine elite law enforcement and military expertise with a client-centric approach to deliver comprehensive security solutions. Our teams dedication to excellence is reflected in accolades such as the 2018 Sports Facility of the Year Award and partnerships with four major professional sports leagues.
Services
Special Event Security Critical Infrastructure Protection District Services Soft Target Protection Special Operations Security Workplace Violence Prevention
Details
  • Year established: 2015
Highlights and features
  • Founded in 2015 with a focus on workforce development and professionalization.
  • Certified Veteran Friendly Employer by the State of Michigan.
  • Secured major sports leagues including NHL, NBA, MLB, and PGA venues.
  • Complies with U.S. Department of Homeland Security guidelines for all services.
  • Awarded 2018 Sports Facility of the Year for exceptional event security performance.
What people say
Professional and reassuring Feel secure Ninja reflexes
Services
Special Event Security
City Shield Security provides comprehensive event security compliant with U.S. Department of Homeland Security guidelines. Our team conducts patron screening, bag checks, and vehicle inspections for venues including NHL, NBA, MLB, and PGA events. With over 300 employees in our Special Event Unit, we ensure safety while maintaining a positive guest experience through trained personnel and proven protocols.
Critical Infrastructure Protection
We safeguard essential assets like manufacturing plants, utilities, and transportation hubs with trained unarmed officers. Our OSHA-certified personnel utilize technology and access control systems to mitigate risks while supporting operational efficiency. Services include inventory management, employee badging, and pandemic screening tailored to high-demand environments.
Special Operations Security
City Shields armed agents offer elite executive and dignitary protection with military and law enforcement expertise. Services include crisis management, counter-surveillance, and workplace violence mitigation. Agents undergo bi-annual firearms training and behavioral threat profiling to ensure discreet, intelligence-driven security solutions for high-profile clients.
Soft Target Protection
Our armed and unarmed officers protect hospitals, schools, and transportation centers with anti-terrorism training. Customized programs address vulnerabilities in crowded spaces through planning, training, and community engagement. We minimize disruptions while enhancing safety for public institutions and events.
District Services
City Shield provides high-visibility security in urban entertainment zones through bike, foot, and mobile patrols. This shared service model focuses on crime analysis and community engagement to protect businesses and residents. Services include felony prevention and investigative support tailored to local needs.
People
Cathy Heinrich
President
Former corporate hospitality executive with over 15 years of leadership experience. Cathy co-founded City Shield to elevate industry standards through workforce development and client-focused security solutions.
Emad Shenouda
Managing Partner
Retired Detroit Police Command Officer and former Homeland Security official with 25+ years of law enforcement expertise. Al leads operations, leveraging military and police experience to design elite security protocols.
Questions
What services does City Shield Security offer?
We specialize in special event security, critical infrastructure protection, soft target protection, executive protection, district services, and workplace violence prevention.
Do you provide emergency security services?
Yes, our Special Operations Group offers 24/7 crisis management, armed response teams, and workplace violence mitigation services.
Which areas do you serve?
Primarily Detroit and Michigan, with capabilities extending to national clients in industrial, commercial, and government sectors.
When was City Shield founded?
City Shield Security was established in 2015 by Cathy Heinrich and Emad Shenouda.
Reviews (7)
Elaina Perkins
Sep 24, 2021 Report
Very unprofessional a big waste of time they lie and lead you on I would not refer anyone to them for employment for security
Laquita Foster
Apr 20, 2021 Report
Everyone is very friendly the receptionist always greet you with a smile the facility is very clean and they mk sure they assist you with whatever you need.
Senad Murgic
Apr 14, 2021 Report
Positive:Professionalism,Quality,Responsiveness
Very easy jobs, hardest part is staying focused and keeping yourself entertained. Kind of a learn as you go type deal. Repetitive tasks, quick to learn and get on a routine. Friendly co workers, managers are always there to help if needed, and are understanding of personal life. Would recommend.
Jamar Warren
Feb 25, 2021 Report
Critical:Professionalism,Quality,Value
This company is horrible I have never worked for a company with such low moral values in my life this company is toxic and mentally exhausting I was verbally assaulted on the job nothing was done I worked and I was not compensated for the hours that I worked
S. J.
Dec 13, 2020 Report
Went all the way to the building, for the open interview. That I was emailed about 3 weeks ago. But I wasn't told it was cancelled. Can you please be more thoughtful of people time. All I wanted was a job.
Queen Juicy
Oct 30, 2020 Report
Critical:Professionalism,Quality,Responsiveness,Value
Very unorganized and unprofessional, poor management and leadership. No breaks, its a struggle to even get a bathroom break. Always short staff cant go home on time because theres no staff to relieve you. PLEASE DONT WASTE YOUR TIME THEY DO NOT APPRECIATE THERE EMPLOYEES!!!
Kellie Posley
Sep 28, 2020 Report
Unprofessional, dont communicate, no training. I only worked 4 shifts before deciding not to continue employment with this company. The manager made passive aggressive remarks about my child if I told her I was unable to work. Also, the final straw was when I showed up to my scheduled shift on a Saturday morning just to find out she thought she told me that I didnt have to. I drive 40 minutes both way and have email confirmation that I was scheduled.