Kataklysm is a Canadian death metal band. They have released fourteen studio albums, one EP and two DVDs as of 2020. Kataklysm won their first Juno Award for best album of the year in the "heavy metal" category for their 2015 album Of Ghosts and Gods.

Jean-François Dagenais is a French-Canadian record producer, mix engineer, guitarist and songwriter specializing in the rock and metal genres. Born and raised in Canada, Dagenais is now a naturalized citizen of the United States living in Dallas, Texas. He is best known as guitarist for the death metal band Kataklysm and for producing and mixing many heavy metal albums and its subgenres.