Hardstyle Mafia aka Jesse Jokinen is a Finnish hardstyle DJ/producer. The project was originally formed in 2005 by 2 brothers, Jesse and Markus Jokinen. 
 Since 2005 there have been 2 other members in the group. Kimi Niinimäki joined in 2010 when Markus stepped down. In December 2020 they had a brief ’15 Years Anniversary’ nostalgia trip with all 3 members, before Jesse took over the project and continued alone in August of 2021. In the beginning of 2023 he started his own label - DeviantMusic. 
 During the years, Hardstyle Mafia has performed at events like Defqon 1, Decibel Outdoor, Q-Base and many more.