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The mission of the Johnson County Sheriff’s Office Criminalistics Laboratory is to aid in criminal
investigations through timely, unbiased, high quality forensic services performed by highly
trained experts using state-of the art instrumentation and scientific techniques.

Crime Lab

Johnson County Sheriff’s Office
Criminalistics Laboratory
11890 S Sunset Drive
Olathe, Kansas 66061
Phone: (913) 826-3209 Fax: (913) 826-3286

The crime laboratory is accredited by the American Society of Crime Laboratory Directors/Laboratory Accreditation Board (ASCLD/LAB), and has been accredited  since 1999. The laboratory is currently accredited under the ASCLD/LAB-International Testing program (certificate #: ALI-111-T), and provides accredited examinations in the following disciplines:

  • Biology
    • Body Fluid Identification
    • DNA - Nuclear
  • Drug Chemistry
    • Controlled Substances
  • Crime Scene Investigation
    • General Crime Scene Investigation
    • Crime Scene Reconstruction
    • Bloodstain Pattern Interpretation
  • Digital & Multimedia Evidence
    • Video Analysis
    • Computer Forensics
  • Firearms/Toolmarks
    • Firearms
    • Toolmark
    • Serial Number Restoration
  • Latent Prints
    • Latent Print Processing
    • Latent Print Comparisons
    • Impression Evidence (Footwear/Tire Track)
  • Toxicology
    • Human Performance Forensic Toxicology
      (blood alcohol only)
  • Trace Evidence
    • Paint
    • Fibers and Textiles
    • Glass
    • Hair
    • Fire Debris
    • General Physical and Chemical Analysis

Recent Updates:


Photo credit:


Ross Capps
Laboratory Director

Last updated: 1/17/2017 7:51:27 AM