Born and raised in the Basque Country, koitz moved to New York City in 1994. Since then, he has pursued his photography studies at the School of Visual Arts and the International Center of Photography. He has participated in workshops led by photographersincluding Harvey Stein, Neal Slavin, and Greg Gorman.
koitz is known forhis photographic portraits of artists, including a cover portrait of Jeff Koons and photographs of Marina Abramović for the Madrid-based cultural magazine Ars .
koitz’s photographs have been sold at the Design on a Dime photography auctions organized by New York–based nonprofit Housing Works to raise money to fight AIDS and homelessness.
In 2015 koitz received the Founders Cultural Award, which sponsors underrepresented artists from diverse communities, to produce the exhibition Fire Island: Fun in the Sun at the Verle Annis Gallery on the University of Southern California campus in Los Angeles.
koitz lives in Williamsburg, Brooklyn, with his husband.