Stephan Mack is the founder and CEO of Plain Games and co-founder and President of One Sketch. Stephan spends his days doing SEO and Web Analytics work for EDMC, found in Pittsburgh.

Growing up, Stephan was always interested in computers and business. At the age of thirteen he began combining these interests, becoming a freelance web developer. Putting his programming skills to good use, Stephan founded his first major company, Plain Games, Inc., at the age of fourteen, and launched the Plain Games web site in February of 2002. Since the creation of Plain Games, Stephan has been involved in several other web projects and new business ventures. In January of 2008, Stephan, along with four other Grove City Alumni, co-founded a new Internet company known as One Sketch, which is expected to officially launch in 2009.

Stephan recently completed his bachelors degree in Entrepreneurship from Grove City College and currently lives with his wife in Pittsburgh, Pennsylvania.