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

GUGLIELMO (WILLY) BREZZA

00004184616

21 works

Last verified: October 29, 2026

The IPI number for GUGLIELMO (WILLY) BREZZA is 00004184616. 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. GUGLIELMO (WILLY) BREZZA is indexed as a songwriter. GUGLIELMO (WILLY) BREZZA has 21 registered works indexed on Credits.fm.

Format

0000418461Sequential number

6Check 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

ISWC21 works

IPIGUGLIELMO (WILLY) BREZZA

Works

Publishers

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Avg. Share

SourcesMLCNotesMLC via Notes3 sources

Identifier Graph

Who is IPI 00004184616?

00004184616 is an Interested Parties Information (IPI) code assigned to GUGLIELMO (WILLY) BREZZA, 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.

GUGLIELMO (WILLY) BREZZA has 21 musical works (ISWCs) in our database.

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GUGLIELMO (WILLY) BREZZA

Format

People also ask

Who is IPI 00004184616?

GUGLIELMO (WILLY) BREZZA

Format

Musical Works (ISWC) (21)

People also ask

Who is IPI 00004184616?

Musical Works (ISWC) (21)