Merchandising company Bravado has signed new deals with Rihanna, Mariah Carey, Alicia Keys and Whitney Houston to create merchandise for the artists’ recent album releases and upcoming tours.

The company says in a news release that all four acts will tour in 2010.

“We’re excited to partner with these exceptional ladies and to help them translate their unique style into innovative merchandise for their fans,” Bravado CEO Tom Bennett said in a statement.

Other female acts on Bravado’s roster include Lady Gaga, Beyonce, Gwen Stefani, Pink, Tina Turner and Katy Perry, among others.