Senior Staff

Inspector Joseph M. Mooney
South Division

Inspector, South Police Division – 5/08 to Present

·         Overall commander for uniform patrol in the four police patrol districts in South Philadelphia, as well as the detective division. 
Inspector, Major Investigations Division – 3/02 to 5/08
·         Commander of the Detective Bureau Division consisting of the Major Crimes Unit and the Special Victims Unit. In January, 2006 the Division was reorganized and the Homicide Unit was added and Special Victims Unit moved under another Division.
Captain, Special Victims Unit – 12/98 to 3/02
·         Commander of the unit charged with investigating all reports of sexual assault and all reports of physical abuse of children.
Captain, Internal Affairs Division – 8/97 to 12/98
·         Commander of a group of approximately 10 investigators of supervisory rank who investigated citizen complaints against Police Officers.
Captain, Homicide Unit – 12/94 to 8/97
·         Platoon commander of a squad of about 15 detectives and 2 Sergeants.
Lieutenant, Narcotics Field Unit – 4/91 to 12/94
·         Supervised a Sergeant and a squad of 10 investigators conducting undercover narcotics operations.
Lieutenant, 14th and 17th Police Districts – 2/89 to 4/91
·         Platoon commander in uniform patrol districts.
Sergeant, Juvenile Aid and Sex Crime Units – 4/84 to 2/89
·         Investigative Supervisor
Police Officer, 6th and 17th Police Districts – 7/77 to 4/84
·         Uniform patrol


Captain Martin Derbyshire
Commanding Officer - 17th District

Captain Derbyshire began his career with the Philadelphia Police Department in 1986. Upon finishing the Police Academy he was assigned to the 25th Police District. He was promoted to Detective in 1990 and was assigned to East Detective Division. As a detective he also was assigned to Internal Affairs. He was promoted to Sergeant in 2000 and was assigned to the 5th Police District. As a Sergeant he also worked in the Training Bureau teaching at the Advanced Training Unit as well as the Police Academy. Captain Debyshire was promoted to the rank of Lieutenant in 2005 and assigned to the 22nd District and South Detective Division. As a Lieutenant he also served as Department Advocate at the Police Board of Inquiry. After being promoted being promoted to Captain in 2010 he continued to serve as Department Advocate, then was assigned to the Narcotics Bureau in 2012.

He is a graduate of Holy Family College with a B.A. in Criminal Justice and a graduate of the Northwestern University School of Police Staff and Command. He lives in the Torresdale section of Philadelphia.