Justin Mateen

Justin Mateen is the co-founder and former chief marketing officer of Tinder, as well as an investor and advisor for technology companies and is developing a portfolio in real estate. He was born in March, 1986 in Beverly Hills, California. Forbes listed Justin Mateen on their 30 under 30 list and Fast Company has listed him as one of their most creative people in business.

From 2004 to 2008, Justin Mateen attended the University of Southern California at the Marshall School of Business.

Since 2012, Justin Mateen has made personal investments across multiple investment stages in technology focused companies. Examples of his investments have included FabFitFun, Daily Harvest, Brex, Nectar, Virgin's Hyperloop One, Proxy, and Zenefits.

As part of his investment activities, Justin Mateen has served as a Board Member for Home Chef, an advisor for Jobr and Ponder, and a founding advisor and board observer for Rich Uncles.

Justin Mateen has worked to develop a real estate investment portfolio. This includes investments in the Palihotel in Westwood and the Triangle in Costa Mesa. He purchased a home in Holmby Hills in Los Angeles in 2017 which sold for nearly $15 million. And in July 2020, Justin Mateen paid an estimated $18 million for a Bel-Air home owned previously by Lori Loughlin and Mossimo Giannulli.

Justin Mateen was a childhood friend of Sean Rad, both coming from similar families in the Los Angeles area. And when Sean Rad began working on Matchbox in 2012, which later became Tinder, as part of startup incubator Hatch Labs, they moved to work out of Justin Mateen's personal office. Justin Mateen was brought onto the Tinder project in 2012 as a temporary contractor to lead launch marketing for two months. He later became the CMO and an official co-founder of Tinder as the app quickly grew. Tinder was founded as a joint venture with Interactive Corp (IAC).

In 2014, Justin Mateen resigned from Tinder during allegation of sexual harassment which led to his suspension by IAC. Justin Mateen was cleared of any wrongdoing and a settlement against him, Sean Rad, and Tinder was settled out of court.

Sean Rad and Justin Mateen filed a $2 billion dollar lawsuit against IAC. Their lawsuit alleges that IAC undervalued their options when they bought out Sean Rad and Justin Mateen. IAC bought them out at a valuation of $3 billion, but Rad and Mateen allege the true valuation of their option was $5 billion.