Police Personnel

Code of Ethics

 AS A LAW ENFORCEMENT OFFICER, my fundamental duty is to serve mankind;
to safeguard lives and property; to protect the innocent against deception,
the weak against oppression or intimidation, and the peaceful against violence or disorder;
and to respect the Constitutional rights of all people to liberty, equality, and justice.

  • Darin DeHaan

    Chief of Police

    Date of Hire: 10/14/1996

    Chief DeHaan has served the City of Oregon as a police officer for 21 years. He was hired as a full-time officer in 1996. He worked his way through the ranks of the Oregon Police Department.  From Patrol Officer, Corporal, Sergeant, Detective, Lieutenant, and finally appointed as Chief of Police in 2005.  Chief DeHaan has a Bachelor’s Degree in Law Enforcement Administration from WIU.  On June 20th 2008 he completed the requirements and received a Masters of Arts Degree in Public Administration from Northwestern University.  Chief DeHaan is also a graduate of Northwestern University’s School of Police Staff and Command #192 where he served as Vice-President of his class. Chief DeHaan is currently on the board of directors for the Lee, Ogle, Carroll County CASA board, an organization that serves abused and neglected children in our communities. Chief DeHaan is also a member of the board of directors for the PROJECT OPEN. A multi-county, multiple discipline effort to address the current Opioid Crisis.

  • Mary Elliott

    Administrative Assistant

    Date of Hire: 08/11/1997

    Mary is our Administrative Assistant. She has numerous tasks that she performs for the public. From records keeping, to billing, ordinance violation tracking, and many other things. She does a great job keeping everything running smoothly.


  • Shawn Melville


    Date of Hire: 07/01/1998

    Lt. Melville currently holds the  position of Detective.  Lt. Melville  handles a majority of the Felony and Drug Investigations for the Oregon Police Department. Lt. Melville is our Field Training Officer Supervisor, a certified firearms instructor, and a gang crime expert.

  • Randy Cropp


    Date of Hire: 01/10/2000

    Sergeant Cropp joined the Oregon Police Department in January of 2000. Prior to employment with us he worked for the Freeport Police Department. Sergeant Cropp is a certified firearms instructor, and field training officer.

  • Joseph Brooks


    Date of Hire: 05/20/2002

    Sgt. Brooks was our K-9 handler. He continues his duties as Evidence Room Supervisor, Shift Supervisor and field training officer. Sgt. Brooks is also a certified commercial vehicle enforcement officer.

  • Matthew Kalnins

    Patrol Officer

    Date of Hire: 04/10/2006

    Officer Kalnins is originally from Oregon where he graduated from Oregon High School in 2001. Officer Kalnins was previously employed as a Correctional Officer with the Ogle County Sheriff’s Department. Officer Kalnins is our control tactics instructor. He is also a member of the ILEAS Mobile Field Force. Officer Kalnins is also a Certified Field Training Officer.

  • Tad Dominski


    Date of Hire: 11/25/2014

    Promoted to Corporal: 09/24/2019

    Corporal Dominski started his career as a Oregon Park District Police officer. He then worked as a correctional officer for the Ogle County Sheriff’s Department before being appointed as a full-time officer for the Oregon Police Department.

    Corporal Dominski is currently a member of the Ogle County Emergency Response team, a bike patrol officer, evidence custodian, and department Firearms Instructor. Corporal Dominski is also a Certified Field Training Officer.


  • Joshua Lee

    Patrol Officer

    Date of Hire 11/27/2018

    Josh was hired on 11/27/18 and attended the Southwestern Police Academy in March of 2019.  Officer Lee is currently assigned to day-shift patrol.


  • Maison Crawford

    Patrol Officer

    Date of Hire: 08/13/2019

    Officer Crawford recently graduated from the  Macon County Law Enforcement Training Center. He is currently in phase 1 of his Field Training Program.

  • Brian Ketter

    Part-time Patrol Officer

    Officer Ketter is a full time deputy of the Ogle County Sheriff’s Department. He has worked in a part-time capacity for our department for several years.

  • Adam Frisbie

    Part-time Patrol Officer

    Adam was sworn in as a Part-time officer. He is a full-time fireman for the Rockford Fire Department.

  • Kenneth Yingling

    Part-time Police Officer

    Hire Date: 09/28/19

    Officer Yingling was hired as a part-time police officer and will supplement patrol when needed.