Welcome to R4.

R4 Investigations provides timely, discreet, and thorough investigative assistance to attorneys, businesses, and individuals.

R4 Investigations is located in the Denver metropolitan area, and provides service to the front range and eastern plains of Colorado.

R4 Investigations is staffed by former law enforcement investigators and is experienced in investigating all types of crimes and traffic incidents. R4 has investigated a variety civil situations and civil cases and can assist in that realm.

R4 has a extensive experience in police procedures, and has conducted training in the areas of basic investigative techniques, search and seizure, use of force investigations, and constitutional law, as well as firearms usage and defensive tactics.