Authorities said that the teen and boy may be in the company of 40-year-old James DiMaggio. He is described as a white man, with brown hair, brown eyes, 5 feet 9 inches tall and weighs 150 pounds.
Authorities said DiMaggio may be traveling to Canada, and the teen and boy are believed to be in danger.
The three may be traveling in a blue Nissan Versa with California license plate 6WCU986.
Anyone with information is urged to call 911 or authorities at 253-538-3240.