Who assigns IPI numbers?

IPI numbers are assigned by performing rights organizations (PROs) like ASCAP, BMI, SESAC, SOCAN, PRS, GEMA, SACEM, JASRAC, and others. SUISA (the Swiss PRO) maintains the global IPI database on behalf of CISAC, the international confederation of authors and composers societies.

IPI · Songwriter

Willem Terhorst

00044750193

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29 works

Last verified: August 16, 2026

The IPI number for Willem Terhorst is 00044750193. IPI numbers are unique 11-digit Interested Parties Information codes managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to track royalty payments to rights holders. Willem Terhorst is indexed as a songwriter. Willem Terhorst has 29 registered works indexed on Credits.fm.

Format

0004475019Sequential number

3Check digit

Sequential number:: Globally unique number assigned by CISAC/SUISA when the rights-holder was registered.
Check digit:: ISO 7064 Mod 10-1 check digit that validates the IPI.

Credit Chain

ISWC29 works

IPIWillem Terhorst

MusicianWillem Terhorst

Works

Publishers

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Avg. Share

SourcesMusicBrainzMLCMusicBrainz3 sources

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MusicBrainz artist record

Identifier Graph

Who is IPI 00044750193?

00044750193 is an Interested Parties Information (IPI) code assigned to Willem Terhorst, a songwriter. IPI numbers are unique identifiers managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to identify rights holders and distribute royalties.

Willem Terhorst has 29 musical works (ISWCs) in our database.

Willem Terhorst

Format

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People also ask

Who is IPI 00044750193?

Willem Terhorst

Format

Musical Works (ISWC) (29)

Verified on

People also ask

Who is IPI 00044750193?

Musical Works (ISWC) (29)