# clm_E504A4B3C0B8

subject: Michael Miebach (/record/michael-miebach.md)  
predicate: ceo_of  
value: [Mastercard](/record/mastercard.md)  
valid_from: 2021-01-01  
valid_to: null  
published: no source on record carries a date  
recorded: 2026-10-29  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-10-30  
checked: 2026-10-29 · mirrors a checked claim on the organization's record  

## Sources

- https://www.wikidata.org/wiki/Q489921 (secondary, Wikidata)
- https://www.mastercard.com/news/press/executive-bios/ (secondary)
- https://www.unifygtm.com/insights/executives/mastercard-ceo (secondary, unifygtm.com)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.