- Asaf Avidan
- Lisa Hannigan
- Dave Grusin
- Simon & Garfunkel
- Phil Coulter
- Harry Belafonte
- Joshua Radin
- Mighty Oaks
- A.M.P.
- Alain Barrière
- Lisa Ekdahl
- Angus & Julia Stone
- Lisa Berg
- Omnia
- Fanfare Ciocărlia
- John Martyn
- Dolly Parton
- Zarah Leander
- Ulli Martin
- Gus Backus
- Andreas Scholl
- Alkonost
- Marit Larsen
- Home Free
- George Winston
- Janis Ian
- Hank Williams
- Johnny Cash
- Raoul Casadei
- Shawn Mullins
- John James
- Lynn Anderson
- Lynn Anderson
- Rufus Wainwright
- Jethro Tull
- James Vincent McMorrow
- Kyla La Grange
- Ivan Rebroff
- Tommek
- Fairport Convention
- Peter Hollens
- Pete Seeger
- Laura Veirs
- Alison Krauss
- Jane Winther
- Yves Simon
- The Kingston Trio
- Cocoon
- Silvestre Dangond
- Milky Chance
- Wencke Myhre
- Midlake
- Andy McKee
- Michael Hirte
- Christy Moore
- Miracle of Sound
- Nick Drake
- Ray LaMontagne
- Dragana Mirkovic
- Sharon Shannon
- Asha Bhosle
- Arlo Guthrie
- Dëppegéisser
- Bing Crosby
- Joan Baez
- Blackmore's Night
- Carlos Núñez
- The Strumbellas
- Conny Froboess
- The Dubliners
- Pentatonix
- Niña Pastori
- The Rumjacks
- Henry Mancini
- Peter, Paul & Mary
- Yma Sumac
- Willy Schneider
- Taylor Davis
- Lila Downs
- Jeff Tweedy
- United States Navy Band
- Lorne Balfe
- Chris de Burgh
- The Dead South
- Melanie
- Mina
- Kygo
- Townes Van Zandt
- The Clancy Brothers
- Karen Elson
- Tom Rosenthal
- Gerhard Wendland
- Judy Collins
- Gillian Welch