Investigations Unit

The Investigations Unit of the 20th Judicial District Attorney’s Office provides investigative assistance, trial preparation, technical support and training to the prosecuting attorneys and law enforcement agencies of Boulder County.

The unit is staffed by state certified peace officers. All are involved in collateral duties such as: Hate/Biased Crimes Task Force/Witness Protection/ Cold Case Homicide Review Team/ Workplace Sexual Misconduct Task Force, and the Conviction Integrity Unit. One investigator is assigned to the Boulder County Computer Forensic Laboratory.

The unit has one technical support person who is responsible for court room trial support, creating demonstrative evidence and exhibits, completing A/V redactions, obtaining certified copies of criminal reports and convictions, and tracking cases and subpoenas.

Contact Us

District Attorney's Office

303-441-3700 (Main Office)
303-441-4703 (Main Office fax)
303-682-6800 (Longmont Office)
303-682-6711 (Longmont fax)
for Hearing Impaired
please use Relay Colorado


Justice Center
1777 Sixth Street
Boulder, CO 80302
Map & Directions


Longmont Courthouse
1035 Kimbark Street
Longmont, CO 80501
Map & Directions

Mailing Address

Boulder District Attorney
P.O. Box 471
Boulder, CO 80306