[4][5] After graduating from high school, Paul was mentored by Distant Replays owner Andy Hyman on selling vintage jerseys.
[9] In 2013, Paul enlisted noted long-time agent and attorney Mark Termini to run the NBA contract negotiations for Klutch.
[16] Jeremy Zimmer, United Talent Agency's chief executive officer (CEO), said they took a "significant ownership" in Klutch, but Paul "maintains control as operator of his business".
[18] In August 2019, the National Collegiate Athletic Association (NCAA) changed its regulations for agents, requiring them to hold a bachelor's degree.
[18] In 2020, Paul launched Klutch Conversations during the NBA All-Star Weekend with SocialWorks and General Mills to encourage financial literacy among young people.
[5][23] In April 2021, it was announced that Paul had partnered with former Nike executives to form Adopt, a minority-owned marketing and creative agency that assists companies in the sports and wellness sector.
[24] The following month, Isaac Chotiner of The New Yorker wrote that Paul "is known for driving hard bargains for star clients, giving them new power in the N.B.A.
[29] Following this, Paul was appointed advisor to Funko's board of directors, helping the company to "expand its presence in the music and sports categories".
Noel paid full commissions on a $5 million deal he signed in 2020 with the New York Knicks and withdrew all legal proceedings afterward.
[35] In November 2023, Paul resigned from Funko's board of directors following a wave of departures, including CEO Brian Mariotti and other senior executives, as the company recorded a financial loss in the third quarter.
[36] In 2023, Variety named Paul to its Variety500 index for the fourth consecutive year[37] as one of the most "influential business leaders shaping the global media industry".
[39] In the summer of 2024, Paul expanded his scope to Europe by working with co-founder and managing director Björn Bezemer of Representatives Of Outstanding Footballers (ROOF), Germany's largest soccer player agency.