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THERMO FISHER SCIENTIFIC INC.

Thermo Fisher Scientific Inc. is a global leader in scientific services, providing a comprehensive range of offerings that include life sciences solutions, advanced analytical instruments, specialized diagnostic products, and an extensive…

https://registry.alpha.ac/companies/thermo-fisher-scientific-inc

Entity: Public listing published
Primary listing: NYSE: TMO
Verification: Partially verified
Last reviewed: 2026-10-15T04:45:03.089715+00:00

Overview

Thermo Fisher Scientific Inc. is a global leader in scientific services, providing a comprehensive range of offerings that include life sciences solutions, advanced analytical instruments, specialized diagnostic products, and an extensive portfolio of laboratory supplies and biopharmaceutical services. The company's reach extends across North America, Europe, Asia-Pacific, and other international markets.

Canonical AEGIS identity graph

Executive leadership

Current, confirmed roles are shown only when both the person Profile and supporting source record satisfy the public projection boundary. A missing role is not evidence that it does not exist.

Executive team

5 public records

Gianluca Pettiti

Executive Vice President

State: confirmed
Effective: From Apr 7, 2026
Confidence: 94%
Evidence: TMO DEF 14A executive officersApr 7, 2026

President and Chief Executive Officer

State: confirmed
Effective: From Apr 7, 2026
Confidence: 94%
Evidence: TMO DEF 14A executive officersApr 7, 2026

Executive Vice President

State: confirmed
Effective: From Apr 7, 2026
Confidence: 94%
Evidence: TMO DEF 14A executive officersApr 7, 2026

Chief Financial Officer

State: confirmed
Effective: From Apr 7, 2026
Confidence: 94%
Evidence: TMO DEF 14A executive officersApr 7, 2026

Stephen Williamson

Executive Vice President

State: confirmed
Effective: From Apr 7, 2026
Confidence: 94%
Evidence: TMO DEF 14A executive officersApr 7, 2026

Governance leadership

Boards & Committees

Board and committee assignments appear only when the canonical public projection retains a current role and supporting source. Unpublished records are not interpreted as absence.

Record as of Oct 15, 2026. Chair, executive office, Lead Independent Director and committee appointments retain their separate source roles. A complete board composition denominator and committee charters are not established by a partial roster.

Board roles

11 public records

Chair

Board chairNot independentStrategy and FinanceScience and Technology

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

C. Martin Harris

Independent Director

IndependentNominating and Corporate Governance · ChairScience and Technology

State: confirmed
Effective: From Jan 1, 2012
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Curtis T. Keith

Independent Director

Independent

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Independent Director

IndependentStrategy and Finance

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Dion J. Weisler

Independent Director

IndependentAuditCompensation · Chair

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Jennifer M. Johnson

Independent Director

IndependentNominating and Corporate Governance

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Keenan D. Lynch

Independent Director

IndependentAuditCompensation

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Independent Director

IndependentAudit · ChairNominating and Corporate Governance

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Independent Director

IndependentAudit

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Scott M. Sperling

Independent Director

IndependentCompensation

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Director

Not independentStrategy and FinanceScience and Technology · Chair

State: confirmed
Effective: Date not stated
Confidence: 85%
Evidence: Thermo Fisher Scientific DEF 14A 2026-04-07Apr 7, 2026

Committees

5 public records

Membership and chair roles are projected from current board seats. A chair is shown only when a stored chair flag says so.

Audit

Chair: Nelson J. Chai
Members: Nelson J. Chai (Chair); Dion J. Weisler; Keenan D. Lynch; Ruby R. Chandy

Compensation

Chair: Dion J. Weisler
Members: Dion J. Weisler (Chair); Keenan D. Lynch; R. Alexandra Keith; Scott M. Sperling

Nominating and Corporate Governance

Chair: C. Martin Harris
Members: C. Martin Harris (Chair); Jennifer M. Johnson; Nelson J. Chai; R. Alexandra Keith

Science and Technology

Chair: Tyler Jacks
Members: Tyler Jacks (Chair); C. Martin Harris; Marc N. Casper

Strategy and Finance

Chair: Not stated
Members: Debora L. Spar; Marc N. Casper; Tyler Jacks

Source record

Alpha canonical company public projection

Supports Company identity, Published leadership, Entity status boundary

Reviewed 2026-10-15T04:45:03.089715+00:00

THERMO FISHER SCIENTIFIC INC. Form 10-K (filed 2026-02-26)

Supports Official website

Reviewed 2026-08-29T22:19:43Z