Peter Laird and Kevin Eastman worked together.
"Laird recalled that the publication of the first issue of his and Eastman's Teenage Mutant Ninja Turtles comic came about thanks to a loan the two secured from Quentin Eastman, Kevin Eastman's uncle
 Aside from Eastman (whose creative differences and other pursuits saw him leave and sell his interest to Laird and Mirage), these individuals have remained with Mirage to the present

