# Thermo Fisher Scientific Inc. chair

entity: /record/thermo-fisher-scientific.md  
predicate: chair  
page: /record/thermo-fisher-scientific/chair  
as_of: 2026-11-10  
cite: AsOf. "Thermo Fisher Scientific Inc. chair: Marc N. Casper", undated. Claim clm_6A6AC6E3B580, https://asof.is/claim/clm_6A6AC6E3B580, accessed 2026-11-10. Source: https://www.sec.gov/Archives/edgar/data/97745/000009774526000018/tmo-20251231.htm.  

As of November 10, 2026, Thermo Fisher Scientific Inc.'s chair on the AsOf record is Marc N. Casper, undated on the record, from a primary source (sec.gov).

1 claim on Thermo Fisher Scientific Inc.'s chair, 1 open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.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 2026-11-10.

- [Thermo Fisher Scientific Inc.](/record/thermo-fisher-scientific.md) | chair | Marc N. Casper | valid undated to present | conf 0.95 | valid | [clm_6A6AC6E3B580](/claim/clm_6A6AC6E3B580.md)
  sources: https://www.sec.gov/Archives/edgar/data/97745/000009774526000018/tmo-20251231.htm

## Every dated value

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 Superseded claims stay visible.

- [Thermo Fisher Scientific Inc.](/record/thermo-fisher-scientific.md) | chair | Marc N. Casper | valid undated to present | conf 0.95 | valid | [clm_6A6AC6E3B580](/claim/clm_6A6AC6E3B580.md)
  sources: https://www.sec.gov/Archives/edgar/data/97745/000009774526000018/tmo-20251231.htm

## Questions this record answers

### What is Thermo Fisher Scientific Inc.'s current chair?

Marc N. Casper, undated on the record, from a primary source (sec.gov). The record asserts this claim as of November 10, 2026 (status valid, confidence 0.95).


## Read on

- This page: /record/thermo-fisher-scientific/chair (markdown: /record/thermo-fisher-scientific/chair.md)
- Entity twin: /record/thermo-fisher-scientific.md · timeline: /timelines/thermo-fisher-scientific.md
- Every company's chair: /facts/chair.md

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