We regret to inform you that on May 29th, 2021 Retired Detective Sergeant David A. Keller has passed away.

The Maryland Troopers Association sends its deepest condolences to the Miller and Armiger Families at this difficult time.

D/Sgt David A. Keller, beloved uncle to Major Jon Armiger of the Logistics
Command, Detective Sergeant Chris Armiger of the Criminal Enforcement
Division and Master Trooper Nancy Armiger of the Commercial Vehicle
Enforcement Division, passed away on Saturday, May 29, 2021.

D/Sgt. Keller joined the Maryland State Police in 1968. He served the
citizens of Maryland for 30 years, retiring in 1998. His tenure
included road patrol, K-9, and B.A.T (Busses and Trucks) where he
became known as the Electric Pen for always being a high writer.
D/Sgt. Keller also faithfully served his country, retiring from the
U.S. Army as a Master Sergeant.

Arrangements will be held at the McCommas Funeral Home, 500 W.
Broadway, Bel Air, MD 21014.? A public viewing will be held on June
3rd from 1400 to 1700, with a memorial service to immediately follow.