A SONY Viao laptop was taken between 11am and 2.30pm from a unit at an industrial estate while the proprietor may have been on the premises, police believe.
It happened on Friday, July 2 at Unit 3, Gladstone Industrial estate in Ramsey.
The laptop is identifiable as there is slight damage to one of its hinges.
Anyone with information should contact PC Colin Kelly at Ramsey Police Station on 812234.