About Diversified Protection & Investigations


Diversified Protection and Investigations LLC (DPI) is located in the greater Grand Rapids area and was established in 2009 by four entrepreneurs with over 50 years of combined experience in law enforcement. The partners’ roles and experience in law enforcement cover a broad range, from sergeant of a detective division to an interim captain of a former sheriff reserve division.

DPI is a state licensed and insured company that is specialized in armed security and professional investigations. We are members of the Wyoming-Kentwood Chamber of Commerce, ASIS International, Michigan Contract Security Association, and Michigan Council of Professional Investigators.

Diversified Protection and Investigation employees' experience include: certified law enforcement officers, retired law enforcement officers, and special deputies. We place a high importance on training and educating our employees on the latest trends, defensive tactics and experiences in the industry.

Employment Opportunities

We are currently seeking individuals to join our Security team in the Grand Rapids MI area for On-call/part-time.  If you are interested in joining our team send us your resume and fill out an employment application click the following link: Employment Application

Our Certifications

We place a high priority on continued training and a high level of professionalism.  Our team’s professional and academic certifications include

  • PhD Psychology MED
  • National F.B.I. Academy Certification Graduate 
  • Crime Scene Investigators
  • Professional Counselor
  • Computer forensics and data recovery professional witness
  • Certified firearms and home defense instructor
  • Minister Security Training
  • Hazmat Technician
  • CPR/AED/First Aid
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