# Mastercard chair

entity: /record/mastercard.md  
predicate: chair  
page: /record/mastercard/chair  
as_of: 2026-10-31  

As of October 31, 2026, Mastercard's chair on the AsOf record is Merit Janow, dated January 1, 2022, from a primary source (sec.gov) and 2 further sources (sec.gov and reuters.com). The record holds 1 claim on Mastercard's chair, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current chair

What the record asserts on 2026-10-31.

- [Mastercard](/record/mastercard.md) | chair | Merit Janow | valid 2022-01-01 to present | conf 0.85 | valid | [clm_7203CE937238](/claim/clm_7203CE937238.md)
  sources: https://www.sec.gov/Archives/edgar/data/0001141391/000114139126000021/ma-20260427.htm, https://www.wikidata.org/wiki/Q489921, https://www.reuters.com/business/mastercard-chairman-ajay-banga-retire-end-2021-2021-09-21/, https://www.sec.gov/Archives/edgar/data/1141391/000114139121000172/ma09212021-newsrelease.htm

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [Mastercard](/record/mastercard.md) | chair | Merit Janow | valid 2022-01-01 to present | conf 0.85 | valid | [clm_7203CE937238](/claim/clm_7203CE937238.md)
  sources: https://www.sec.gov/Archives/edgar/data/0001141391/000114139126000021/ma-20260427.htm, https://www.wikidata.org/wiki/Q489921, https://www.reuters.com/business/mastercard-chairman-ajay-banga-retire-end-2021-2021-09-21/, https://www.sec.gov/Archives/edgar/data/1141391/000114139121000172/ma09212021-newsrelease.htm

## Questions this record answers

### What is Mastercard's current chair?

Merit Janow, dated January 1, 2022, from a primary source (sec.gov) and 2 further sources (sec.gov and reuters.com). The record asserts this claim as of October 31, 2026 (status valid, confidence 0.85).


## Get this data

- JSON: /v1/entities/mastercard/chair (this fact) · /v1/entities/mastercard?predicates=chair (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: entity_state(entity: "mastercard", predicates: ["chair"], scope: "all")
- Entity twin: /record/mastercard.md · timeline: /timelines/mastercard.md

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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.