Sarnia police are investigating the theft of a skid steer, trailer, and chainsaws from Guardian Tree Systems on Michigan Avenue.
Sometime between Sunday and Monday, thieves broke into the compound and stole the items along with a white International 4300 truck.
The truck was found on Fairweather Road Wednesday morning, but the other items are still unaccounted for.
The skid steer is a yellow Caterpillar model 257, while the trailer is a black dual axle Panther with Ontario licence plate R1016C.
Anyone with information is asked to call Detective Cst. Allison Knapp at 519-344-8861 ext. 6203 or Sarnia-Lambton Crime Stoppers at 1-800-222-8477.