He has performed as an actor and singer in touring companies of Broadway musicals, including Jesus Christ Superstar, Jekyll & Hyde, and The Who's Tommy as well as made for TV movies, voice overs and commercials.
He has worked with a wide range of artists including Pat Benatar, John Oates of Hall and Oates, Suzanne Vega, Paula Cole, Brett Dennen, Ann Hampton Callaway, Liz Callaway, Karen Zoid, RJ Benjamin, Rusted Root, Vonda Shepard, Gary Hoey, Jeffrey Gaines, Bret Michaels, Willy Porter, The Strawbs, Rosanne Cash, The Byrds' Roger McGuinn, Marty Stuart, The Yardbirds' Jim McCarty, Elliott Murphy, Pete Seeger and Les Paul.
He moved to Hamburg, Germany as a teenager and first came to the United States as an exchange student, attending an American Field Service (AFS) program in the suburbs of Cleveland, Ohio.
Black Box EP received adult album alternative and college radio airplay and the title track was placed in the Warner Bros. film, Dead Broke which starred Paul Sorvino and also featured music from David Byrne.
The show centered around Klose's songs which he performed live with Chris Marolf (upright bass) and new band members Patrick Carmichael (drums) and Roberta Piket (keys).
Partially fan-funded,[9] Reverie gained substantial airplay on Adult album alternative, college, talk, Top 40, Internet and Satellite Radio stations, including Sirius XM and the BBC in the UK.
[10] Klose's song "Give in to This Life" off Reverie is included on the Grammy-nominated double album, Healthy Food For Thought: Good Enough To Eat (East Coast Recording Co.)[11] alongside works by Julian Lennon, Moby, Russell Simmons, Tom Chapin, Uncle Floyd and cover art by Peter Max.
8 January 2016, saw the release of an acoustic pop/urban Americana collaboration with guitarist Gary Lucas, STEREOPTICON[18] on Cosmic Trigger Records, called "exciting" by DC Rocks and receiving a 4 STAR rating from Mojo (magazine).
[19] Songs "Secret Wings," "Fairweather," "Julia," and "Let No One Come Between Us" continue to receive airplay on AAA radio in the U.S. and Europe In Tandem (2018/2019) During a BMI[20] writers camp in September 2016 in Cape Town, Klose met several well-known South African songwriters including Karen Zoid, RJ Benjamin, Tamara Dey, James Stewart, Jonathan "Ziyon" Hamilton and Shekhinah.
Held during the annual Music Exchange conference in Cape Town, South Africa he was introduced to Nick Matsukis who invited Klose to record an album at the Academy of Sound Engineering in Johannesburg.
[28] peaked at #36 on the Mediabase Top 40 radio charts and was quickly followed with the release of the single "Flesh and Blood" which once again featured dancers from the Lee Lund School of Dance in Connecticut.
[29] Klose continued his collaboration with music video director Alex Vishno and signed a licensing deal for the "Surrender" album with Honey Rose Records.
Klose has opened for or shared the stage with a wide variety of musicians, including John Oates of Hall and Oates, Pat Benatar, Suzanne Vega, Brett Dennen, Paula Cole, The Yardbirds, Pete Seeger, Willy Porter, The Strawbs, Rusted Root and the group's lead singer Michael Glabicki, Rebecca Loebe, Gary Hoey, Jeffrey Gaines, Antigone Rising, Melissa Ferrick, Marshall Crenshaw, Jonathan Edwards, Jorma Kaukonen, Dan Hicks[30] and multi-track recording inventor/performer Les Paul.
In 2009 he opened for Renaissance on their 40th anniversary reunion tour at performing arts centers and theaters in the Northeast U.S., including The Concert Hall, The Keswick Theatre and The Trump Taj Mahal in Atlantic City.
[31] Jann performed at Martin Guitar's 175th Anniversary concert with Marty Stuart, Roger McGuinn, and Rosanne Cash and has toured extensively with rock troubadour Elliott Murphy, whose band The Normandy All Stars backed him at a show in Le Havre, France in 2009.
[32] In October 2011, Jann performed dates in Ontario, with The Yardbirds' and Renaissance co-founder Jim McCarty and former Strawbs/Renaissance keyboardist John Hawken for a Chamber Pop Summit.