From the Maine State Police website- Unsolved Homicides section:
Case date: 1994
Levesque was found dead in his residence on 04-06-94 at 1220 hours by a soft drink delivery man. Levesque owned and operated a bottle redemption center in a building behind his residence. Levesque's wife last saw her husband alive at 0815 hours, prior to leaving for work in Madison that same day. Levesque's business office was located inside his residence. His residence was on the same grounds as the redemption center. It is theorized that the murderer entered Levesque's residence to steal money. Levesque surprised the suspect, the suspect then killed Levesque.
Contact: Maine State Police Major Crimes Unit - Central, 36 Hospital Street, Augusta, ME 04330. Telephone (207) 624-7143 or toll free 1-800-452-4664.