Improvisation 4 — who wrote it?

ISWC T0502460583 ✓ No disputed shares

Improvisation 4 was written by Juerg Ammann, Juerg Solothurnmann, Michael Gerber, Jacques Widmer. US mechanical royalties are collected by Suisa (100%).

Writers

credited writers

Publishers & admins

1 collecting groups

Linked recordings

matched to this work

Share registered

100%

fully registered

Unclaimed

—

below 1% threshold

Who collects the mechanical royalties

US mechanical shares as registered at The MLC · each writer’s chain: writer → publisher → administrator.

Suisa 100%Suisa · 100%

Suisa 100%

- Suisa
  Suisa
  100%
Juerg AmmannUnclaimed
IPI 00048524865 · Composer
No publisher collecting
Juerg SolothurnmannUnclaimed
IPI 00067834250 · Composer
No publisher collecting
Michael GerberUnclaimed
IPI 00144666266 · Composer
No publisher collecting
Jacques WidmerUnclaimed
IPI 00144731680 · Composer
No publisher collecting

Writer / Publisher / Administrator	IPI	Collected by	Role	Share
▸Writer not listed	—		—	100%
Suisa	—	Suisa		100%
Juerg Ammann	00048524865	No publisher collecting	Composer	Unclaimed
Juerg Solothurnmann	00067834250	No publisher collecting	Composer	Unclaimed
Michael Gerber	00144666266	No publisher collecting	Composer	Unclaimed
Jacques Widmer	00144731680	No publisher collecting	Composer	Unclaimed

Is your catalogue fully collected?

Missing ISWCs, unclaimed shares and split catalogues cost songwriters royalties. We find them and help fix them at The MLC.