A major search agency is working to locate a Texas teen believed to be in immediate danger, Click2Houston reports.

Tyler Shahnarad was last seen in Spring on February 26. Acording to the report, he is described as having dirty blonde hair, hazel eyes and a mole on his upper left chest. He was last seen wearing a bright green and yellow jacket, black sweatpants and black tennis shoes.

The circumstances of his disappearance are not known and officials have not commented on why they believe he is in immediate danger.

Anyone with information is urged to call the Harris County Sheriff’s Office at 713-755-7427 or Texas EquuSearch at 281-309-9500.