Shots were fired through the front window of a hairdressers at Main Street in Crumlin in the early hours of this morning (Tuesday).
Detectives are trying to establish a motive for the incident which happened just after 1:30am.
There were no reports of any injuries at Style and Smile.
Enquiries are underway to establish a motive for the incident and anyone with any information which could assist detectives is asked to contact them at Antrim on 101 quoting reference number 79 26/11/19.
Alternatively, information can also be provided to the independent charity Crimestoppers on 0800 555 111 which is 100% anonymous and gives people the power to speak up and stop crime.