Lorenzo made an initial appearance for WWE on the December 2, 2019 episode of Raw, under the name Mitchell Lyons, where he and Mark Sterling were defeated by The Viking Raiders (Erik and Ivar).
He made his official debut on the April 8, 2022 episode of NXT Level Up, under the name Channing Lauren, teaming with Troy Donovan in a loss to Andre Chase and Bodhi Hayward. Lauren would soon change his name to Channing "Stacks" Lorenzo on the May 6 episode of NXT Level Up, where he and Donovan defeated Dante Chen and Javier Bernal. Lorenzo and Donovan made their NXT television debuts on the April 19 episode, attacking Santos Escobar during a match. The following week on NXT, Tony D'Angelo introduced them as his henchmen, establishing themselves as heels in the process. On June 4, at NXT In Your House, The D'Angelo Family defeated Legado del Fantasma and, as per the stipulation, this stable had to join the D'Angelo Family. After Donovan's release, on the August 2 episode of NXT, Lorenzo and D'Angelo faced The Creed Brothers for the NXT Tag Team Championships, but were defeated due to Santos Escobar, who turned on D'Angelo.
At NXT Stand and Deliver on April 1, 2023, Lorenzo and D'Angelo failed to win the NXT Tag Team Championships in a triple threat match. At NXT The Great American Bash, Lorenzo and D'Angelo defeated Gallus (Wolfgang and Mark Coffey) to win the NXT Tag Team Championships, marking the first championship in his career. At NXT Halloween Havoc, on October 24, they lost the titles to Chase University (Andre Chase and Duke Hudson), ending their reign at 86 days. At NXT Halloween Havoc, Stacks and D'Angelo lost the titles to Chase University (Andre Chase and Duke Hudson), but would defeat Chase and Hudson on the November 14 edition of NXT to become two-time NXT Tag Team Champions. On the February 13, 2024 episode of NXT, Stacks and D'Angelo lost the titles to Bron Breakker and Baron Corbin. At NXT Roadblock, D'Angelo introduced Luca Crusifino as the "consigliere" of The D'Angelo Family. On the April 16 episode of NXT, D'Angelo revealed that his Family were hired by No Quarter Catch Crew (Charlie Dempsey, Damon Kemp, and Myles Borne) to eliminate their leader Drew Gulak. D'Angelo demanded payment for the job but NQCC refused, causing a brawl between the two factions and resulting in a six-man tag team match between the two factions during week one of Spring Breakin', which was won by The D'Angelo Family. On the May 7 episode of NXT, Dempsey and Borne faced Tyson DuPont and Tyriek Igwe in a tag team match. Before the match started, the match referee was declared "unavailable" and Stacks was announced as the special guest referee, costing Dempsey and Borne the match through a fast count. After the match, an irate Dempsey gave D'Angelo a title shot at the NXT Heritage Cup, which D'Angelo would go on to win.