Phenomenon is a marketing and advertising agency that specializes in creating campaigns for brands. The company was founded in 2006 and is headquartered in Los Angeles, California. Phenomenon has worked with a variety of clients, including PepsiCo, Warner Bros., and American Express. The agency's services include brand strategy, creative development, media planning and buying, and social media management. Phenomenon has won numerous awards for its work, including Cannes Lions, Clios, and Effies.