KENNEBUNK — Police are asking the public for help in its investigation of a weekend assault.

A male was the victim of an aggravated assault in the parking lot of Federal Jack’s around 11:50 p.m. Saturday. Police said a man struck the victim in the face without provocation.

The victim, whose name was not released, was seriously injured. He is now in a hospital intensive care unit, police said.

The suspect’s first name may be Brandon and he may be from the Dover or Rochester area in New Hampshire. He is described as about 25 years old, between 5-foot-10 and 6 feet tall, and weighing 160 to 180 pounds. He has dark hair and a scruffy beard and may be left-handed.

Anyone with information about the suspect or the incident as asked to contact Detective Dave Jamieson at djamieson@kennebunkmaine.us or at 604-1319.

Police can also take anonymous tips at 985-2102 ext. 1622 or through its website.