-One of his own hairs was found on one of the victims' bodies
-Cell phone calls made from a burner phone to the victims were traced to his office
-A call made to one of the victims' sisters after she died was traced to his office
-His Tinder profile with photos of him was linked to the burner phone
-His Chevrolet pick-up truck was seen by witness to one victim's disappearance
-He matches description of 'ogre' like man seen with one victim before she vanished
-Heuermann conducted graphic searches for child porn and images of women being sexually abused
-He also searched Google for updates on the case, searching 'why could law enforcement not trace the calls made by the long island serial killer'
(Heuermann is shown in one of his Tinder profile pictures. Police tracked the fictitious email account he used on the profile and his burner phone number to the case
