About Markham Investigation and Protection

World Class Physical Security & Protective Services Washington

At Markham Investigations and Protection, we have assembled a team of industry experts from the United States Army, the Department of Homeland Security and whose background includes Dignitary Protection, Military Intelligence, High Risk Physical Security, Audits, Executive Protection, Jewelry and Data Destruction Transports, Synagogue, Church and Parish Protection, Private Investigations, Fortune 250 Corporate Security, FEMA, local, State and Federal Governments with over 150 years of combined excellence in service to these clients and organizations. Explore our teams individual contributions and background: