Birmingham police are seeking tips on the whereabouts of a man believed to be in danger who has not reported to work or seen by family recently.

Gerard A. Johns, 40, lives and works in Crestwood, police said Monday.

He “has not reported to work recently, which is unusual for him. Also, family members have not seen or heard from him,” the department said.

Johns was described as 5-feet 8-inches tall, 175 pounds with black hair and brown eyes.

It is unknown what clothing Johns was wearing when he disappeared.

He is believed to be in danger, police said.

Anyone with information on Johns’ whereabouts was asked to call Birmingham police at 205-328-9311 or dial 911.