Greg Selkoe is an American entrepreneur and founder of XSET. He previously founded the streetwear e-commerce company Karmaloop and served as the president of FaZe Clan.

Selkoe is the son of Dennis J. Selkoe and Polly Selko and grew up in Jamaica Plain.^[1] He was expelled from The Park School and attended other public and private schools before graduation from a boarding school.^[2] He went to attend Rollins College in Florida where he earned a Bachelor of Arts before returning to Boston in 1996.^[1] He also earned a master's degree in Public Policy from Harvard Kennedy School.^[3]

Selkoe launched Karmaloop in 2000 while still working as an urban planner with the Boston Redevelopment Authority.^[4] It began as a streetwear e-commerce company and grew into brick and mortar store opened in Boston in 2005.^[5] The company was sold to Shiekh Shoes in 2016.^[6]

In 2015, Greg partnered with Paul Judge and Cedric Rogers in June to create Curateurs, a new website devoted to exclusive men’s fashion items. Curateurs then evolved into Looklive, a startup that sold the apparel seen on TV shows. In 2016, Looklive announced an investment from Y Combinator and the launch of the Looklive app.

In 2017, Selkoe launched Wanderset.com, a men's fashion brand website.^[7] The same year, he became the president of FaZe Clan in 2017, working for the company until he left in 2020. He cited his reason for leaving as the male-centric culture of gaming which did not reflect racial and gender diversity.^[8] He went on to found XSET where he works as the company's CEO.^[9]