(248) 804-3939 | Investigators License #3701206681 | Security Guard License #3801207038



About DIO

Your Security And Intelligence Solution

DIO is your security solution for the principled business in search of peace of mind and confidence in its corporate practices. Let DIO help protect your company's bottom line against fraud, theft and erroneous law suits through the finest physical security and intelligence solution services in the country.

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DIO LLC Security Guard
  • Security guard service
  • Background Investigation
  • Physical surveillance
  • Tip Line service
  • Event security
  • Executive protection and reputation management
Areas of Expertise
  • Risk Mitigation and solution services
  • Insurance fraud
  • Workplace violence/Active shooter training
  • Security guard service
  • School security and action planning
  • Intellectual property theft
Serving Domestic and International Clients:
  • Corporate Security
  • Insurance
  • Legal
  • Financial Industry
  • Universities
  • Government
  • Entertainment
  • Hotel/Hospitality
  • Dignitary
  • Industrial/Commercial
Dynamic Intelligence Options

Your professional source for a wide range of security and investigative services. Our security guard service provides the highest level of trained professionals experienced in crowd control, asset and property protection as well as emergency management situations.

DIO's Ownership Group has over 100 years of Federal, State, and Local Law enforcement experience focused on collection of evidence and complex surveillance operations. DIO only utilizes investigators with experience in the criminal law enforcement arena, creating a superior work product which is ready for the court room, the board room or a day on the town protecting a valued asset.

Client Testimonials