Profile

Identity, professional record and current appointments.

Overview

Professional record at a glance

A concise summary of information supported by the cited public sources. Missing information is treated as unknown, not as a negative finding.

Current roles
21 current organization shown on this profile
Board positions
11 supported by public sources, 0 supplied by the profile owner
Committee roles
2Roles supported by the sources cited on this profile
Qualifications
Not establishedNo qualification is currently confirmed by the cited sources

Professional narrative

About

Mary Ellen Coe is employed by YouTube Inc. and brings digital expertise, marketing and sales experience, and technology background to the Board.

Sources are shown with the information they support.

Current roles

Appointments & responsibilities

Board appointments

Independent Director

Merck & Co. (NYSE: MRK)

Jan 1, 2019 – Present

Independence: Independent

Source effective: 2026-04-08 · Observed: 2026-05-03T01:04:01.354+00:00

confirmedView source

Governance

Board appointments, committee responsibilities and disclosed relationships.

Board and advisory record

Board service

Sources are shown with each role, education record, or credential.

Independent Director

Merck & Co.

2019-01-01 · current

Confirmed by public sourceView source

Director

Merck & Co.

Current · start date not disclosed

Confirmed by public sourceView source

Connections

Explore the roles, education and affiliations published in this record.

Merck & Co.

Open Merck & Co. profile →

Independent Director at Merck & Co.

2019-01-01 → End not stated

current · source reported

Observed: 2026-09-21

Director at Merck & Co.

Start not stated → End not stated

current · source reported

Observed: 2026-09-21

Merck & Co.Merck & Co.Mary Ellen Coe

Dashed lines mark past roles. Select a connection to see its dates and sources.

Relationship map

Connected through the public record

Direct relationships from verified facts and published résumé records. Private connections are excluded.

Direct public links only

Only published affiliations are shown here. Private relationships require authorized access.

Experience

Career history, education, credentials and public contributions.

Published record

Featured coverage

Selected publications and public sources used to establish this profile. Inclusion records provenance; it is not an endorsement.

Source 1 · Sec Form OwnershipPublic profile sourceSupports Director at Merck & Co. (NYSE: MRK).Open sourceSource 2 · Sec FilingMRK DEF 14A director slateSupports AI and ML experience, Board role, Committee assignments, Executive company, Cybersecurity experience, Technology background.Open sourceSource 3 · Sec FilingMerck director board sourceSupports Board membership, Committee assignments, Director since, Board independence.Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:mary-ellen-coe
Record version
public-0

Sources

Sources and published information

Each item links to the public source used to support it. When sources disagree, the item is clearly marked for review.

AI and ML experience · Source reportedAI and ML experience: not identified in the cited filing1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Board independence · Source reportedIndependent director1 source
Verification
Source reported
Confidence
95%
Last reviewed
May 3, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Board membership · Source reportedServes on the board of MerckSupported by 2 public records1 source
Verification
Source reported
Confidence
95%
Last reviewed
May 3, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Board membership · CorroboratedServes on the board of Merck & Co.Supported by 3 public records3 sources
Verification
Corroborated
Confidence
95%
Last reviewed
May 3, 2026
Board role · Source reportedBoard role: Director1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Committee assignments · Source reportedNo committee assignment disclosed in the cited filing1 source
Verification
Source reported
Confidence
95%
Last reviewed
May 3, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Committee assignments · Source reportedCommittee assignments: C&MD, Research1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Cybersecurity experience · Source reportedCybersecurity experience: not identified in the cited filing1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Executive company · Source reportedExecutive at YouTube Inc.1 source
Verification
Source reported
Confidence
85%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Technology background · Source reportedTechnology background reported in filings1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

View all sources6 records
  1. https://www.sec.gov/Archives/edgar/data/310158/000031015826000198/form4.xml

    Sec Form Ownership · Tier not stated · Reviewed Aug 3, 2026

    Supports: Director at Merck & Co. (NYSE: MRK)

  2. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

    Supports: AI and ML experience · Board role · Committee assignments · Executive company · Cybersecurity experience · Technology background

  3. https://www.sec.gov/Archives/edgar/data/310158/000119312526147704/d85708ddef14a.htm

    Sec Proxy · Tier not stated · Reviewed May 3, 2026

    Supports: Independent Director at Merck & Co. (NYSE: MRK)

  4. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

    Supports: Board membership · Committee assignments · Director since · Board independence

  5. https://www.sec.gov/Archives/edgar/data/310158/000119312526147704/d85708ddef14a.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership

  6. https://www.sec.gov/Archives/edgar/data/310158/000031015826000198/form4.xml

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership