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

THOMAS SPENCER MATHIESON

00639784591

23 works

Last verified: September 22, 2026

The IPI number for THOMAS SPENCER MATHIESON is 00639784591. 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. THOMAS SPENCER MATHIESON is indexed as a songwriter. THOMAS SPENCER MATHIESON has 23 registered works indexed on Credits.fm.

Format

0063978459Sequential number

1Check 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

ISWC23 works

IPITHOMAS SPENCER MATHIESON

Works

Publishers

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Avg. Share

SourcesMLC

Identifier Graph

Who is IPI 00639784591?

00639784591 is an Interested Parties Information (IPI) code assigned to THOMAS SPENCER MATHIESON, 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.

THOMAS SPENCER MATHIESON has 23 musical works (ISWCs) in our database.

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THOMAS SPENCER MATHIESON

Format

People also ask

Who is IPI 00639784591?

THOMAS SPENCER MATHIESON

Format

Musical Works (ISWC) (23)

People also ask

Who is IPI 00639784591?

Musical Works (ISWC) (23)