He amassed an 11–0 record during the next three years, before being booked to face Edgar Ortega for the vacant Canadian Professional Boxing Council's International super-welterweight title on 13 May 2017.
[5] Crowley was booked to face Kevin Higson for the vacant Canadian Professional Boxing Council National super welterweight title on 5 May 2018.
[14] Crowely's sole fight of 2020 came against Josh Torres on 6 September 2020, at the Microsoft Theater in Los Angeles, on the undercard of the Yordenis Ugas and Abel Ramos WBA World welterweight title bout.
[15] Crowley was expected to face the #1 ranked IBF welterweight contender Kudratillo Abdukakhorov on 10 April 2021, as a replacement for Javier Flores, who was forced to withdraw from the bout after a positive COVID-19 test.
[18] Crowley was booked to face the Kudratillo Abdukakhorov on 11 December 2021, at the Dignity Health Sports Park in Carson, California, on the undercard of the Nonito Donaire and Reymart Gaballo WBC world bantamweight title bout.
[24] Crowley was scheduled to challenge Jaron Ennis for his IBF welterweight title at Wells Fargo Center in Philadelphia, Pennsylvania on July 13, 2024.