WAUSAU, WI (WSAU) — A Wausau man is facing a felony charge for repeatedly sexually assaulting a young boy.

Caleb Mayer, 29, is facing one charge of repeated sexual assault of the same child with at least 3 violations of 1st-degree sexual assault. He appeared in Marathon County Circut Court March 4th for an initial appearance for the charge.

Mayer is accused of repeatedly sexually abusing a young relative for at least five years. The assaults began when the alleged victim was a preteen and continued until he was about 16.The criminal complaint states that Mayer threatened the victim, telling him he would beat him if he told anyone. The abuse stopped after the boy turned 16 and began dating.

Mayer is also facing charges in two other criminal cases in Marathon County according to court records. One case deals with allegations of sending sexually explicit messages to a 16-year-old coworker and the other is a misdemeanor theft charges for stealing from the fast-food restaurant Mayer worked at.

Mayer is being held at the Marathon County Jail on a $20,000 cash bond. He will return to court on March 11th for a preliminary hearing.