Paul Marciano, the sixty-something co-founder and designer for the Guess fashion brand has been accused of sexual assault by an unnamed model who wished to remain anonymous. Inc.co-founder Paul Marciano of using his power in the industry to abuse women.
Representatives for Guess did not immediately respond to Fox News' request for comment.
Marciano helped to establish Guess in 1981 and has filled in as its official executive and boss innovative officer since August 2015.
"It's disappointing that such an iconic women's brand @GUESS is still empowering Paul Marciano as their creative director #metoo", Upton wrote on Instagram and Twitter Wednesday. Over the years, they have worked with several high-profile models, including Claudia Schiffer, Anna Nicole Smith, Charlotte McKinney and more.
Kate Upton attends the AMORE cocktail reception hosted by Ricardo Rojas and Jim Mannino on the Lemon Lemon Terrace during the 70th Annual Cannes Film Festival at Villa AH on May 24, 2017 in Cannes, France.
Upton also spoke briefly with TMZ as she walked through Los Angeles International Airport on Wednesday night.
She has now added her voice to a growing chorus of men and women in the #MeToo and "Time's Up" campaigns, which are created to shed light on sexual harassment and misconduct and give strength and a voice to victims.
When speaking with reporters from TMZ while the supermodel walked to her auto, Kate said she couldn't wait to tell her story, but unfortunately, a walk to her vehicle isn't enough time to come out with it.
It was also unclear whether Upton herself was the victim of any alleged harassment.