Conversation so far:
How do celluloid records have anything to do with bill Laswell?
Bill Laswell became the de facto house producer for Celluloid until the label was sold in the 1980s
Where was Celluloid records  located?
in New York City

Question: Was there anyone else involved in the label with him?
Self-contained rewrite: Was there anyone else involved in the label Celluloid records with bill Laswell?