He plays often as guest soloist but also as permanent member in Stockholm Lisboa Project, Primus Motor and Filip Jers Quartet.
Stockholm Lisboa Project is a Portuguese/Swedish folk music band consisting of Simon Stålspets (mandola), Sérgio Crisóstomo (violin), Micaela Vaz (vocalist), Filip Jers (harmonica).
Stockholm | Manhattan Project | Project Runway | Project Mercury | Stockholm University | Human Genome Project | The Blair Witch Project | Royal College of Music, Stockholm | Project Gemini | Project Greenlight | Stockholm School of Economics | Project Nike | Project Blue Book | Federal Art Project | Stockholm Central Station | Royal Stockholm Philharmonic Orchestra | Project Orion | Men's Recovery Project | Eden Project | World Justice Project | Universidade Nova de Lisboa | Stockholm Metro | Wounded Warrior Project | The Octopus Project | The Alan Parsons Project | Stockholm Municipality | Stockholm City Hall | Project Xanadu | Gotan Project | German nuclear energy project |
Westpark Music is a German record label based in Cologne, best known for publishing albums by Gjallarhorn, Oysterband, Hedningarna, Varttina, Bellowhead, Stockholm Lisboa Project, Chumbawamba, Lydie Auvray, Garmarna and many others.