Daniel Patrick "Danny" Lohner (born December 13, 1970), frequently known as Renholdër, is an American rock musician who plays bass guitar, electric guitar, and keyboards. He worked with Trent Reznor on numerous occasions, both with Nine Inch Nails and on the now defunct Tapeworm project. He has also played for Killing Joke, Methods of Mayhem, and in the past was one of the founding members of industrial-thrash outlet Skrew, as well as one of the members of the Texas thrash metal band Angkor Wat.