Catharine Clark Gallery and Mullowney Printing began their collaborative relationship with the release of Sandow Birk's "Ten Leading Causes of Death in America,” a suite of chine-collé, direct gravure etchings published in 2004. In 2011, Mullowney and Clark began co-publishing Birk's large-scale gravure series titled "Imaginary Monuments." In 2019, they formalized their partnership and co-publish, release, and promote editions created at Mullowney Printing
After becoming a Master Printer at Crown Point Press in San Francisco, Paul Mullowney founded and managed studios in Ouda, Japan and on Maui, Hawaii. He has taught at Pacific Northwest College of Art and San Francisco Art Institute and has delivered numerous printmaking workshops in the United States and Japan. Named after his grandfather's commercial print studio founded in the early 1900s in Minneapolis, Mullowney Printing was founded in San Francisco in 2011.