Undertone, a privately owned company headquartered in the US and part of Perion Network, was founded in 2002 and employs approximately 240 individuals. The company specializes in advertising services, offering cross-screen, omnichannel solutions across video, advanced TV, rich media, and social.
On June 17, 2025, Pixellot appointed Rob DeSalvo as its President of North American Operations; DeSalvo previously served as Chief Revenue Officer for Undertone, a Perion subsidiary, before joining Perion as Managing Director of the Americas.