Visit Philadelphia (formally known as the Greater Philadelphia Tourism Marketing Corporation (GPTMC)) is a private, non-profit organization that promotes leisure travel to the five-county Philadelphia region (Bucks, Chester, Delaware, Montgomery and Philadelphia counties). It was founded in 1996 by the City of Philadelphia, the Commonwealth of Pennsylvania and The Pew Charitable Trusts.

Visit Philadelphia launched its first ad campaign in 1997. As of 2012, Greater Philadelphia welcomes 10 million more leisure travelers annually than it did in 1997.

Visit Philadelphia states its mission as “Visit Philadelphia makes Philadelphia and The Countryside a premier destination through marketing and image building that increases business and promotes the region’s vitality.