Lehigh Valley Crime Stoppers is offering a cash reward up to $2,000 for information regarding the disappearance of Ryan Jan Kemp.

Pennsylvania State Police continue to investigate the September 1981 disappearance of Kemp, of Slatington.

Kemp was renting a home in Germansville at the time of his disappearance.

He was last seen on Sept. 15, 1981, at the former King’s IGA supermarket, now Weis market, Route 873, Schnecksville.

His vehicle was in the parking lot of the Ale Haus tavern, now Sliders Pub, Route 309, Schnecksville, on Sept. 17, 1981.

Foul play is suspected in his disappearance.

At the time of his disappearance, Kemp was described as a 30-year-old, white, non-Hispanic, male; standing approximately 5 feet 9 inches to 5 feet 10 inches tall; weighing 135-140 pounds with full, wavy, brown hair, mustache, hazel eyes and wearing prescription glasses and/or contacts.

Additional information relative this case is available on the National Missing and Unidentified Persons System website at findthemissing.org (NamUs Missing Person Case 9151).

Anyone with information regarding Kemp’s disappearance should contact the Criminal Investigation Assessment Unit at Troop M, Bethlehem, at 610-861-2026 or Lehigh Valley Crime Stoppers at 1-800-426-TIPS

Callers do not have to give their name, and could be eligible for the cash reward.