Crime Scene Cleaners in Baltimore Once law enforcement has finished their investigation, many people need help when a crime and/or death has resulted in a rather disturbing cleanup situation at their residence or business. The crime scene cleanup professionals at Advanced Bio-Treatment in Baltimore are ready to take care of it. No family should have to clean up after a loved one has been a crime victim or has passed away. Advanced Bio-Treatment of Baltimore has the knowledge and experience required to ensure that your home or business is once again safe for your family or employees.