Criminal Investigations

We have one Evidence Technician, Rachel David. Her phone is 406-447-8468. Rachel may be reached by email at: helenapolicedepartment@helenamt.gov. She only has property that has been recovered within the city limits. Please contact her regarding your property that she may have.

Please Note: Property will only be released on Tuesday and Thursday from 9:00 a.m. - 4:00 p.m. by appointment only.

Evidence Release Request(DOCX, 29KB)

Found Property:

If there is something listed that may be yours, please contact our Evidence Clerk at 406-447-8295. You must have some kind of proof that the property belongs to you. After 90 days of being posted these items will be disposed of.

Found Property: (posted 3/24/25) 

• Dewalt saw with battery
• Skill saw
• Thunder Ozone generator
• Wagner paint gun
• exit sign
• Ryobi saw
• blue knee pads
• glue sticks
• 2 flashlights
• rechargeable batteries
• grinder blades
• red plastic trash can
• NOCO Boost Jump Pack (posted 4/16/25)

Found Cell Phones:  

• red iPhone with clear case
• blue Motorola
• black Samsung
• Google Pixel in clear case with colorful sticker

Found Bikes: (posted 3/24/25)

• black BMX bike with green footpegs
• red 10 speed bike
• silver Schwinn mountain bike
• black Specialized mountain bike
• Specialized bike
• Mongoose FS6BMX with pink wheels and black frame
• Norco Threshold bike in black with blue lettering
• black electric scooter
• Kent children's bike

Detective Corporal Nathan Casey is assigned as a general detective with an emphasis on financial crimes. This includes elder exploitation, forgeries, issuing bad checks, and identity theft. Cpl. Casey also oversees all the missing person cases reported to the Helena Police Department.  As a general detective, Cpl. Casey investigates a wide variety of cases, including homicides, felony assaults, sex crimes, and property crime. 

Cpl. Casey can be reached at (406)447-8489 during regular business hours or by email. 

**Please do not report any crimes directly to Detective Corporal Casey. Non-emergency reports must begin with our dispatch center to take in the information. Please call our dispatch center at 406-457-8866 to make a report **

McLean Peterson is our Violence Against Children Detective. He investigates crimes related to sexual and physical assault cases to include sexual intercourse without consent, sexual abuse of children, and Assault on a Minor. Other assigned duties are assisting on Missing Person's cases and other Violent Crimes.

Detective Peterson can be reached at: 406-447-8471 during regular business hours or by email. 

**DO NOT REPORT ANY CRIMES DIRECTLY TO DETECTIVE PETERSON. IF YOU HAVE A CRIME TO REPORT CALL OUR DISPATCH CENTER'S NON-EMERGENCY LINE AT 406-457-8866, UNLESS IT'S AN EMERGENCY THEN CALL 9-1-1.** 

(VACANT) 

Jon Cook is the detective assigned to the Lewis and Clark County Attorney’s Office. The primary role of the County Attorney Liaison Detective is to assist prosecuting attorneys with investigation through the court process for Helena Police Department cases.  

Detective Cook may be reached at 406-457-8812 during regular business hours or by email.

Detective Steven Cornish is the Internet Crimes Against Children (ICAC) Detective. He investigates crimes related to Child Sexual Abuse Material (Child Pornography), child exploitation, and solicitation of children by electronic means. Associate members of the Montana Internet Crimes Against Children Task Force work with federal and state agencies and local agencies throughout the state. 

Detective Cornish can be reached at 406-447-8475 during business hours or by email.

**DO NOT REPORT ANY CRIMES DIRECTLY TO DETECTIVE CORNISH. IF YOU HAVE A CRIME TO REPORT CALL OUR DISPATCH CENTER'S NON-EMERGENCY LINE AT 406-457-8866, UNLESS IT'S AN EMERGENCY THEN CALL 9-1-1.**

Detective Corporal Kent Anderson is our MATIC Detective. This program builds relationships between local law enforcement agencies and the Montana Analysis & Technical Information Center (MATIC). Tying together intelligence relating to criminal activity that can be shared and developed by MATIC analysts and then distributed to all of our Montana law enforcement community. 

Corporal Anderson can be reached at 406-444-1319 during regular business hours or by email. 

The Helena Police Department has an officer assigned to the Missouri River Drug Task Force. This officer is part of a collaborative federal, state, and local law enforcement to identify, target, and address those involved in drug trafficking, manufacture, and/or violence. 

If you have information regarding the distribution, trafficking and/or manufacturing of illicit drugs, please contact MRDTF at (406)447-8046 or click here for an online form. 

For emergencies or immediate law enforcement need, call 911.

Detective Justin Gibson is the Violence Against Women Detective. VAWA investigations typically include domestic violence, stalking, sexual assault, and sexual intercourse without consent. This detective will also investigate cases related to sex crimes in general.    

Detective Gibson can be reached at 406-457-8828 during business hours or by email. 

EEO-Certification.pdf(PDF, 108KB)

**DO NOT REPORT ANY CRIMES DIRECTLY TO DETECTIVE GIBSON. IF YOU HAVE A CRIME TO REPORT CALL OUR DISPATCH CENTER'S NON-EMERGENCY LINE AT 406-457-8866, UNLESS IT'S AN EMERGENCY THEN CALL 9-1-1.**

The Helena Police Department is a member of the Rocky Mountain High Intensity Drug Trafficking Area (HIDTA) Task Force, which is comprised of other local, state, and federal law enforcement agencies.

HIDTA works cooperatively with these other agencies in the investigation and enforcement of illegal narcotic drug laws.

Crime Stoppers is a civilian, nonprofit, charitable organization that brings together in a relationship, the police, the media, and the community in the fight against crime. People with information about crimes can report to Crime Stoppers anonymously and depending on the information, may receive a cash rewards. 

View the Crime Stoppers web page for more information or call (406)443-2000 to report a crime anonymously.