CLARKSVILLE – The Montgomery County Sheriff’s Office congratulated Denis Bowles and John Bushnell on their promotions to corporal and Daniel Gagnon on his promotion to sergeant. 

Bowles began his career with the sheriff’s office in July 2012 as a deputy in the patrol division. Prior to working full time for the sheriff's office, Bowles served as a MCSO reserve deputy from November 2010 until July 2012. Bowles brings nearly nine years of law enforcement experience to his new position. 

Bushnell began his career with the MCSO in August 2018 as a deputy in the patrol division. Prior to working for the sheriff’s office, Bushnell worked for the Clarksville Police Department for eight years and the Cheatham County Sheriff's Office for two years. He is also a veteran of the U.S. Army, where he served as a military policeman for eight years of combined active- and reserve-duty service. Bushnell brings a total of 18 years of law enforcement experience to his new position. 

Gagnon began his career with the MCSO in May 2013 as a deputy in the patrol division. In February 2016, he was promoted to investigator and transferred to the drug task force. Gagnon is a veteran of the U.S. Army and previously worked for Dover Police Department. He brings more than seven years of law enforcement experience to his new position.

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