The A.C.T. Artist Agency GmbH is an internationally operating concert promoter. Based in Berlin, A.C.T. Artist Agency GmbH secures, in co-operation with DEAG Deutsche Entertainment AG, the local partners and sponsors, the organization, execution, control and settlement of concert tours, poetry festivals, reading tours and many other events.

Hermjo Klein looks back on a comprehensive list of references from 50 years in the event industry and will continue to further develop the list.

He embodies the old guard of impresarios.

Musikwoche – 50th stage jubilee of Hermjo Klein


  • Born in Lorch am Rhein on May 19, 1947.
  • At the age of 16 – still as a pupil – he takes over the Jazz Club Karlsruhe. First meeting and beginning of a close friendship with Fritz Rau.
  • At the age of 19, Abitur (school leaving examination) at the humanist Gymnasium (high school) Karlsruhe.
  • Then studies of painting with Prof. Sonderborg in Stuttgart, Joseph Beuys and visit to Salvador Dali in Spain.
  • During the semester vacation, he acted time and again as a tour manager for many different tours of Lippmann & Rau.
  • After 1970, following a burglary in his studio and the theft of all works, discontinuation of his studies and permanent employment with Lippmann & Rau. In charge of planning and implementing tours.
  • 1979/80 Head of contents / artistic transformation of the BMW Museum in Munich.
  • 1982 Partner of Fritz Rau.
  • 1986, after 20 years of co-operation with Fritz Rau, separation on excellent terms.
  • Together with Ossi Hoppe, foundation of Shooter & Klein.
  • Through several detours he finally came to Hamburg in 1991 and via Hamburg back to Frankfurt am Main. Since May 29, 2004 happy as a husband; in 2013 moving to the home city of his wife, Dresden. The moving to the capital city Berlin and the premises of DEAG Deutschen Entertainment AG followed in 2016.
  • From 1994 onwards, working as sole owner and without partner at Hermjo Klein Veranstaltungen GmbH and ACE GmbH; since the end of 2010, Managing Director of A.C.T. Artist Agency GmbH as partner of DEAG AG. Tours with Schürzenjäger, Tom Jones, Harry Belafonte, Al Jarreau, Johnny Cash, Joan Armatrading, TOTO, Engelbert, Festival Flamenco Gitano, Rolling Stones, Riverdance, Udo Lindenberg, Diana Krall, Josh Groban, Nana Mouskouri, Prince, Cliff Richard, James Brown, Perpetuum Jazzile, Marc Marshall, Al Bano & Romina Power, Liza Minnelli and many others.

Hermjo Klein does not only see himself as a tour promoter but also as a producer of stage shows. He attaches great importance to a close co-operation with artists and managements and feels himself deeply attached to the old ideals of morals and holding one’s head up high in present times.


A. Mangelsdorff + Attila Zoller
After The Fire
Al Jarreau
Albert Hammond
Albert Lee
Alice Cooper
Alvin Lee
American Folk Blues Festival
Angelo Branduardi
Aretha Franklin
Average White Band
B.B. King
Bad Company
Bali A Gung: Eberhard Schoener
Barclay James Harvert
Barry Manilow
Bay City Rollers
Beach Boys
Benny Goodman
Bette Midler
Billy Cobham
Black Sabbath
Blood, Sweat + Tears
Bob Dylan
Boomtown Rats
Bossa Nova do Brasil Festival
Brand X
Brian Anger
Brian May
Bruce Springsteen
Bryan Ferry
Buddy Miles
Canned Heat
Cannonball Adderley
Charles Aznavour
Chick Corea
Christian Berg
Chuck Berry
Cliff Richard
Costa Cordalis
Count Basie
Dave Bruback
David Bowie
David Essex
Deep purple
Def Leppard
Diana Krall
Diana Ross
Dionne Warwick
Dizzy Gillespie
Dr. Feelgood
Dr. Hook
Duke Ellington
Earth, Wind + Fire
Eberhard Schoeners
Echo & the Bunnyman
Edo Zanki
Eight Wonder
Electric Light Orchestra
Ella Fitzgerald
Elton John
Elvis Costello
Emmylou Harris
Eric Burdon
Eric Clapton
Eric Dolphy
Fats Domino
Festival Flamenco Gitaro
Festival Tango Argentino
Five Young Cannibals
Fleetwood Mac
Floh de Cologne
Frank Zappa
Frankie goes to Hollywood
Gary Glitter
Gary Moore
Gentle Giant
George Benson
Gerry Mulligan
Gianna Nannini
Gilbert Becaud
Glenn Miller Orchestra
Golden Earring
Gordon Lightfoot
Gregg Alman
Hall + Oates
Hardin & York
Harry Belafonte
Helen Schneider
Herbert Grönemeyer
Herbie Mann
Hot Chocolate
Howard Carpendale
Iggy Pop
Ike & Tina Turner
Ina Deter
Ingrid Caven
Ivan Rebroff
J.J. Cale
Jack Bruce
James Brown
Janis Joplin
Jazz at the Philharmonic
Jennifer Rush
Jethro Tull
Jimi Hendrix
Jimmy Smith
Joan Armatrading
Joan Baez
Joe Cocker
John Coltrane
John Cougar-Mellencamp
John Denver
John Mayall
John McLaughlin
John Miles
Johnny Cash
José Feliciano
Joy Fleming
Katja Ebstein
King Crimson
Klaus Hoffmann
Konstantin Wecker
Kris Kristofferson
La Singla
La Singla + Festival Flamenco Gitaro
Led Zeppelin
Les Humphries Singers
Linda Ronstadt
Lionel Hampton
Little Steven
Liza Minelli
Lou Reed
Lynyrd Skynyrd
Mahalia Jackson
Manfred Mann
Manhattan Transfer
Manitas de Plata
Marc Marshall
Margot Werner
Marlboro Country Music Festival
Marshall & Alexander
Marshall Tucker Band
Matt Bianco
Miles Davis
Moody Blues
Mothers of Invention (F. Zappa)
Nana Mouskouri
Neil Diamond
Nik Kershaw
Nina Hagen
Oscar Peterson
Oscar Peterson Trio
Oscar Peterson Trio (N.G.)
Oscar Peterson Trio + Coleman Hawkins
Ozzy Osbourne
Paco de Lucia
Pasadena Roof Orchestra
Pat Benatar
Paul Anka
Paul McCartney
Paul Simon
Perpetuum jazzile
Pet shop boys
Peter Alexander
Peter Cornelius
Peter Herbolzheimer
Peter Maffay
Poesie- und LiteraturFestival (Dresden, Bad Homburg)
Ponty – J. Kühn – Ph. Catherine
Procol Harum
Queen – Open Air
Rainhard Fendrich
Ravi Shankar
Ray Charles
Ray Charles Show
Ray Conniff
Reinhard Fendrich
Richard Clayderman
Richie Havens
Rickie Lee Jones
Rita Coolidge
Ritchie Blackmore
Robert Patterson Singers
Rod Stewart
Rodgau Monotones
Roger Chapman
Rolling Stones
Rory Gallagher
Roxy Music
Sammy Davis jr.
Sergoi Mendes
Shirley Bassey
Shirley MacLaine
Simon + Garfunkel
Soft Machine
Spandau Ballet
Spencer Davis
Spiritual Gospel Festival
Stanley Clark – George Duke
Stefan Waggershausen
Stephan Sulke
Steve Gibbons
Stevie Wonder
Suzi Quatro
Tangerine Dream
Tears for fears
Ten Years After
The Art of the Brick
The Doors
The Eagles
The Firm
The Kinks
The Pointer Sisters
The Sweet
The Who
Thin Lizzy
Tina Turner
Tom Jones
Ton, Steine, Scherben
Tony Bennett
Truck Stop
Udo Jürgens
Udo Lindenberg
Ulla Meinecke
United Jazz + Rock Ensemble
Van Morrison
Veronique Sanson
Vicky Leandros
Weather Report
Willy Nelson
Wilson Pickett
Wolf Maahn
Woody Herman Orchestra
World Champion Wrestling (WCW)
Yoko Ono