He studied at Örebro Kulturskola and has authored or produced a great number of songs worldwide many becoming charting hits.
He collaborated closely with the Swedish songwriter Joacim Persson[1] and with Niclas Molinder (both of the production team known as Twin) and has co-written a number of soundtracks for Disney films.
He co-wrote "Rotten to the Core" for the US telefilm Descendants, and the theme songs for the US TV show Jonas L.A. and Teen Beach 2.
He was involved in co-writing themes and songs for a number of US TV shows like Gamer's Guide to Pretty Much Everything, A.N.T.
Alkenäs has collaborated internationally with Ashley Tisdale in "What If", "Crank It", "Acting Out" and "Masquerade", he co-wrote "Calling All the Monsters" for China Anne McClain, "Determinate" for Bridgit Mendler, "Run, Run, Run" for the German band Tokio Hotel, "Walking Away" for Turkish/Macedonian-born singer Sibel, "Pyramid" for Charice (known now as Jake Zyrus), "On Fire" for Swiss singer Stefanie Heinzmann and "What If" by Swedish singer Darin, "愛投羅網" (Ài Tóu Luó Wǎng) for Taiwanese artist Show Lo and many others.