Question 1

What is the IPI number for GUILLAUME GERARD MICHEL TETZLAFF?

Accepted Answer

The IPI number for GUILLAUME GERARD MICHEL TETZLAFF is 00153840967. You can view their full catalog of works and recordings at ipi.fm/00153840967.

Question 2

Who is IPI 00153840967?

Accepted Answer

IPI 00153840967 is assigned to GUILLAUME GERARD MICHEL TETZLAFF, a songwriter. IPI numbers are unique identifiers managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to track rights holders.

Question 3

How many songs did GUILLAUME GERARD MICHEL TETZLAFF write?

Accepted Answer

GUILLAUME GERARD MICHEL TETZLAFF (IPI 00153840967) has 1 musical work (ISWCs) indexed on Credits.fm.

Question 4

How is an IPI number different from an ISNI?

Accepted Answer

IPI codes are 11-digit identifiers managed by CISAC for performing rights organizations — they track who collects royalties. ISNIs are 16-digit ISO 27729 identifiers managed by the ISNI International Agency — they identify a public creative identity across all industries (music, books, film). The same person can have both: an IPI for royalty management and an ISNI for identity.

Question 5

Who assigns IPI numbers?

Accepted Answer

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.

GUILLAUME GERARD MICHEL TETZLAFF

Format

GUILLAUME GERARD MICHEL TETZLAFF

Format

Musical Works (ISWC) (1)

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Who is IPI 00153840967?

Musical Works (ISWC) (1)