CaseTrace Case File

Seth Lyon Utiger Kienzle

Boulder, CO

Agency DashboardOpen Main App
Seth Lyon Utiger Kienzle
LiveMissingapproved
Seth Lyon Utiger Kienzle, 26

According to the Boulder County Sheriff's Office, Kienzle's vehicle was found with "windows down", reportedly "in the middle of the road" Friday, abandoned in the Pine Brook Hills area off Wild Horse Circle near Linden Drive in north Boulder, and has since been impounded. He was supposed to have plans in Fort Collins on Friday but never arrived. A missing persons report has been filed with the Denver Police Department.

CaseTrace is a public awareness platform. Official records remain with the investigating agency, NamUs, NCIC, or the original source.
Case ID32701
Last Seen2016-02-19
CityBoulder
StateCO
Height5' 7"
Weight165
SourceNamUs
Public Tip Intake

Submit a Tip or Sighting

Tips go to the agency dashboard for review. Call 911 first if this is urgent or happening now.

Emergency Notice

CaseTrace is not an emergency reporting system. If someone is in immediate danger, call 911. For official tips or urgent case information, contact the investigating agency directly.

Public Safety Notice

CaseTrace is for awareness and responsible information sharing only. Do not approach, confront, follow, accuse, or investigate anyone based on case information. Submit credible information through the proper tip channel or contact the investigating agency directly. If someone is in immediate danger, call 911.

Tip Privacy & Quality Guidance

Submitted tips are not displayed publicly. They are intended for authorized review only.

Helpful tips include where, when, what you saw, vehicle details, direction of travel, photos, or other specific facts. Avoid guesses, rumors, or accusations.

Do not submit false, harassing, threatening, or intentionally misleading information.