Nurse, a long-time assistant under Casey, was one of the first people interviewed by president Masai Ujiri and general manager Bobby Webster and was the leading candidate throughout much of the hiring process.
Nurse, 50, joined the Raptors in 2013 after successful coaching stints in Europe and the National Basketball Association D-League.More news: Manchester United make a Positive Start in the Transfer Window
All three have interesting cases, with Nurse's resume standing as among the most decorated it could be without National Basketball Association head coaching experience, Stackhouse having an incredible first two seasons as a lead coach behind the 905 bench, and Kalamian holding a strong relationship with players and having what would seem to be the proper demeanor for the position.
Nurse coached in Europe for 11 years starting in 1996.
The terms of the deal were not announced yet.More news: Virginia holds a primary today; polls are open from 6 a.m
This past season he is credited with playing a major role in overhauling the team's offence, finding ways to move the ball more and manufacture three-point shot opportunities.
Earlier this week there were reports that Ujiri & Co. had narrowed their list down to two candidates: San Antonio Spurs assistant Ettore Messina, and Nurse.
"I leave here with my head high", he told TSN via text message in May.More news: Kevin Durant says he would consider retiring at 35