Jim Keeler is our Inside Apparatus Specialist and was hired back in 1998! Before coming to Sentinel, Jim was the Owner/Manager of Keeler’s Market. Before that he was a Environmental Engineer for Illinois EPA in the Air Permits Department. Jim’s hobbies include photography, astronomy, hiking, wood working and caring for his pets. His favorite TV show is NCIS and favorite movie is anything Steven Seagal. His guilty pleasure is ice cream and favorite moto is “life is too short to be angry all the time”. Jim says his co-workers and management make Sentinel an awesome place to work! Want to join Team Sentinel? Find our open positions here!