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Published mark

American Tower

AMERICAN TOWER CORP /MA/

NYSE: AMT. Canonical company identity and public leadership record.

US

Record source reportedRecord not claimedNo Eval published
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Alpha ID
alpha:company:b0b8be76-e417-44c6-841c-3b8c0055d50b
SEC CIK
0001053507
Website
www.americantower.com Open
Record version
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 15, 2026
Newest evidence
Apr 8, 2026
Monitoring
Not yet monitored Details
Integrity
Not yet signed Methodology
CEO
Juan A. FontSince Feb 24, 2026
Chair
Not published
Independent
10 / 1111 directors published
Published claims
424 distinct sources
Evidence records
120 pinned
Source conflicts
0None open

Built from 4 distinct sources and 12 evidence records. Every Claim links to where it appears. Where nothing was published, the record states the coverage gap.

CorroboratedSource reportedAlpha inferenceNot disclosed

Public record. Alpha publishes governance facts about this organization from regulatory filings and company statements. Private enterprise overlay data is never projected here. The company can claim the record, correct, or dispute any Claim. How this works

EXECUTIVE APPOINTED

Eugene M. Noel executive of American Tower, effective 2026-02-24.

EffectiveEffective Feb 24, 2026E4

Monitoring

Continuous

What the published record states about identity, evidence, evaluation, monitoring, authority, and freshness. Watched-source schedules are not published for this record.

  • Identityunclaimed
    Published
  • Evidencesource_reported
    Published
  • Evaluationnot_evaluated
    Published
  • MonitoringNot yet published for this record.
    Not published
  • AuthorityNot yet published for this record.
    Not published
  • Freshnesscurrent
    Published

Leadership

Evidence
RolePersonSinceStatusClaim
Executive Vice President, Chief Operating OfficerEugene M. NoelFeb 2026currentSource reportedE4
Senior Vice President, President and CEO, CoreSiteJuan A. FontFeb 2026currentSource reportedE5
Executive Vice President and President, U.S. TowerRichard C. RossiFeb 2026currentSource reportedE6
Senior Vice President and Chief Accounting OfficerRobert J. MeyerFeb 2026currentSource reportedE7
Executive Vice President, Chief Financial Officer and TreasurerRodney M. SmithFeb 2026currentSource reportedE8
Executive Vice President, Chief Administrative Officer, General Counsel and SecretaryRuth T. DowlingFeb 2026currentSource reportedE9
President and Chief Executive OfficerSteven O. VondranFeb 2026currentSource reportedE10

Board of directors

Evidence

11 directors published. 10 of 11 with a published determination are independent.

DirectorStatusSinceCommitteesClaim
Bruce L. TannerIndependent2019Audit, chairAudit · ChairSource reportedE3
Craig MacnabIndependent2014AuditAudit; Compensation and Human CapitalCompensation and Human CapitalSource reportedE3
Eugene F. ReillyIndependent2025Compensation and Human CapitalSource reportedE3
Grace D. LiebleinIndependent2017Compensation and Human Capital, chairCompensation and Human Capital · ChairSource reportedE3
Kelly C. ChamblissIndependent2022Compensation and Human CapitalSource reportedE3
Kenneth R. FrankIndependent2021AuditAudit; Nominating and Corporate Governance · ChairNominating and Corporate Governance, chairSource reportedE3
Neville R. RayIndependent2024Compensation and Human CapitalSource reportedE3
Pamela D. A. ReeveIndependent2002Nominating and Corporate GovernanceSource reportedE3
Rajesh KalathurIndependent2025AuditSource reportedE3
Steven O. VondranNot independent2024None publishedSource reportedE3
Teresa H. ClarkeIndependent2021Nominating and Corporate GovernanceSource reportedE3

Committees and risk ownership

Evidence
CommitteeChairMembersRisks assigned
AuditBruce L. TannerBruce L. Tanner, Craig Macnab, Kenneth R. Frank, Rajesh KalathurNot described in the published record
Audit · ChairNot publishedBruce L. TannerNot described in the published record
Audit; Compensation and Human CapitalNot publishedCraig Macnabhuman_capital, financial
Audit; Nominating and Corporate Governance · ChairNot publishedKenneth R. FrankNot described in the published record
Compensation and Human CapitalGrace D. LiebleinGrace D. Lieblein, Craig Macnab, Eugene F. Reilly, Kelly C. Chambliss, Neville R. Rayhuman_capital, financial
Compensation and Human Capital · ChairNot publishedGrace D. Liebleinhuman_capital, financial
Nominating and Corporate GovernanceKenneth R. FrankKenneth R. Frank, Pamela D. A. Reeve, Teresa H. ClarkeNot described in the published record
Committee RecordAudit: Chair Bruce L. Tanner; Members Bruce L. Tanner (Chair); Craig Macnab; Kenneth R. Frank; Rajesh Kalathur
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_record:27
Committee AppointmentBruce L. Tanner: chair, Audit
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:28
Committee AppointmentCraig Macnab: member, Audit
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:29
Committee AppointmentKenneth R. Frank: member, Audit
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:30
Committee AppointmentRajesh Kalathur: member, Audit
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:31
Committee RecordCompensation and Human Capital: Chair Grace D. Lieblein; Members Grace D. Lieblein (Chair); Craig Macnab; Eugene F. Reilly; Kelly C. Chambliss; Neville R. Ray
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_record:32
Committee AppointmentGrace D. Lieblein: chair, Compensation and Human Capital
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:33
Committee AppointmentCraig Macnab: member, Compensation and Human Capital
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:34
Committee AppointmentEugene F. Reilly: member, Compensation and Human Capital
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:35
Committee AppointmentKelly C. Chambliss: member, Compensation and Human Capital
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:36
Committee AppointmentNeville R. Ray: member, Compensation and Human Capital
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:37
Committee RecordNominating and Corporate Governance: Chair Kenneth R. Frank; Members Kenneth R. Frank (Chair); Pamela D. A. Reeve; Teresa H. Clarke
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_record:38
Committee AppointmentKenneth R. Frank: chair, Nominating and Corporate Governance
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:39
Committee AppointmentPamela D. A. Reeve: member, Nominating and Corporate Governance
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:40
Committee AppointmentTeresa H. Clarke: member, Nominating and Corporate Governance
Source reportedE11
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:committee_appointment:41

Control and voting power

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Authority to act

Evidence and agent registry

Who can act for the company, and on whose authority. This is what a counterparty's agent checks before it accepts an order, signs, or pays.

Principal executive officerJuan A. Font, Senior Vice President, President and CEO, CoreSite, from Feb 24, 2026
Source reportedE5
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:leadership_role:21
Who can authorize an agentNot assessedNo Alpha inference about signing authority or board-reserved matters is published for this record.
Not assessed
bind
AI agents registered by the companyNot registered in the public RegistryAgent Deployments, Agent Use Cases, Authority Grants, TrustChecks, Action Ledger entries and Governance Receipts live in the private enterprise overlay. They are never projected into the public Registry without explicit cross-plane authorization. Absence here is a plane boundary, not evidence that the enterprise operates no agents.
Agent registry
agents
Delegations publishedNot disclosedBoard and officer delegation resolutions are not public filings and are not published in this record.
Search scope
delegations

Financials and market context

Evidence
Index MembershipS&P 500 (SPX)
Source reportedE12
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:index_membership:42
Security ListingAMT (NYSE)
Source reportedE1
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:security_listing:43
Index memberships1 membership attached to a specific security and listing.Announcements, effective dates, and removals remain distinct states; Alpha does not infer membership from company size, exchange, or reputation.
SPX
Source reportedAs of Oct 16, 2026. Rights-filtered public evidence only; no redistribution or model training is granted. Only source-backed memberships with an explicit public redistribution basis are returned.
IndexSecurityStatusEffectiveVerificationSource
S&P 500 (S&P Dow Jones Indices)NYSE: AMTcurrentNov 19, 2007inferredSlickcharts S&P 500 constituent table (public observation, not S&P DJI license)

Governance and policies

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Risk, audit, and cyber

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

AI oversight and accountability

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Compensation

Evidence

No published claims

Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.

Other published claims

Evidence

Published Claims that belong to no section above. Each keeps its permalink, evidence, and assertion state.

Legal NameAMERICAN TOWER CORP /MA/
Source reportedE1
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:legal_name:1
Entity StatusPublic listing published
Source reportedE1
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:entity_status:3
Official Websitehttps://www.americantower.com
Source reportedE2
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:official_website:4
Published FactReal Estate
Source reportedE1
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:published_fact:7
Published Facthttps://www.americantower.com
Source reportedE2
company:b0b8be76-e417-44c6-841c-3b8c0055d50b:published_fact:8

Not yet in this record

Coverage

A gap is a coverage state, not a negative finding. These sections are expected for this entity class and are not yet published.

  • Corporate structureNot reviewed. Parent, subsidiary and predecessor structure explains who is governed.
  • OwnershipNot reviewed. Ownership and voting power determine who can influence the board.
  • FinancialsNot reviewed. Governance-relevant financial context frames capital and audit decisions.
  • CompensationNot reviewed. Pay design shows how incentives are governed.
  • GovernanceNot reviewed. Governing documents and provisions set the rules of the enterprise.
  • Shareholder governanceNot reviewed. Meeting and vote records show shareholder dissent and support.
  • AuditNot reviewed. Auditor, controls and restatements show assurance over reporting.
  • LegalNot reviewed. Material legal and regulatory matters show enforcement exposure.
  • RiskNot reviewed. Risk ownership links the board, committees, executives and controls.
  • CyberNot reviewed. Cyber and data governance is a disclosed oversight domain.
  • AI governanceNot reviewed. AI oversight is a differentiated Alpha governance domain.
  • Absence of a leadership role, committee, or disclosure is not evidence that it does not exist.Absence of a leadership role, committee, or disclosure is not evidence that it does not exist.
  • Only explicitly published canonical company identity and current confirmed public roles are included.Only explicitly published canonical company identity and current confirmed public roles are included.
  • Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist.Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist.
  • Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights.Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights.
  • This Company Profile is an identity and evidence record, not an Alpha rating.This Company Profile is an identity and evidence record, not an Alpha rating.

Subject and corrections

Public-role doctrine

This record exists because the company is in the published Registry. The company can claim the record, correct, or dispute any Claim. Corrections are versioned and the original stays in history.

Basis
Published company record built from public sources
Sources
12 evidence records cited. 0 with redistribution rights.
Never published
Private enterprise overlay data: deployments, authority grants, TrustChecks, receipts, telemetry
Record claimed
No
Open disputes
0
Identity ownership
unclaimed
Claiming not yet available

If the company claims the record, its statements appear as their own assertion state and never overwrite the cited evidence.

Evidence

Authority and rights
  1. E1
    Alpha canonical company public projection
    Alpha canonical company public projection. canonical identity. Retrieved Oct 15, 2026. Cited by 6 Claims.
    Open web
    Rights not recorded, link only
    Evidence not pinned
  2. E2
    AMERICAN TOWER CORP /MA/ Form 10-K (filed 2026-02-24)
    AMERICAN TOWER CORP /MA/ Form 10-K (filed 2026-02-24). SEC filing. Retrieved Aug 29, 2026. Cited by 2 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  3. E3
    AMERICAN TOWER CORP /MA/ DEF 14A 2026-04-08
    sec proxy. Published Apr 8, 2026. Retrieved May 3, 2026. Cited by 11 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  4. E4
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  5. E5
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  6. E6
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  7. E7
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  8. E8
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  9. E9
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  10. E10
    AMT 10-K executive officers
    sec filing. Published Feb 24, 2026. Retrieved May 14, 2026. Cited by 1 Claim.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  11. E11
    Audit
    board_seats. board seats. Cited by 15 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  12. E12
    S&P 500
    Slickcharts S&P 500 constituent table (public observation, not S&P DJI license). index provider. Retrieved Sep 2, 2026. Cited by 1 Claim.
    Open web
    Rights not recorded, link only
    Evidence not pinned

What changed in version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce published Oct 15, 2026
  • Eugene M. Noel executive of American Tower, effective 2026-02-24.
  • Juan A. Font executive of American Tower, effective 2026-02-24.
  • Richard C. Rossi executive of American Tower, effective 2026-02-24.
  • Robert J. Meyer executive of American Tower, effective 2026-02-24.
  • Rodney M. Smith executive of American Tower, effective 2026-02-24.
  • Ruth T. Dowling executive of American Tower, effective 2026-02-24.
  • Steven O. Vondran executive of American Tower, effective 2026-02-24.
  • Eugene F. Reilly seat on American Tower, effective 2025-01-01.
  • Rajesh Kalathur seat on American Tower, effective 2025-01-01.
  • Neville R. Ray seat on American Tower, effective 2024-01-01.
  • Steven O. Vondran seat on American Tower, effective 2024-01-01.
  • Kelly C. Chambliss seat on American Tower, effective 2022-01-01.
  • Kenneth R. Frank seat on American Tower, effective 2021-01-01.
  • Teresa H. Clarke seat on American Tower, effective 2021-01-01.
  • Audit; Nominating and Corporate Governance · Chair committee of American Tower, effective 2021-01-01.
  • Kenneth R. Frank member of Audit; Nominating and Corporate Governance · Chair, effective 2021-01-01.
  • Bruce L. Tanner seat on American Tower, effective 2019-01-01.
  • Audit · Chair committee of American Tower, effective 2019-01-01.
  • Bruce L. Tanner member of Audit · Chair, effective 2019-01-01.
  • Grace D. Lieblein seat on American Tower, effective 2017-01-01.
  • Compensation and Human Capital · Chair committee of American Tower, effective 2017-01-01.
  • Grace D. Lieblein member of Compensation and Human Capital · Chair, effective 2017-01-01.
  • Craig Macnab seat on American Tower, effective 2014-01-01.
  • Audit; Compensation and Human Capital committee of American Tower, effective 2014-01-01.
  • Craig Macnab member of Audit; Compensation and Human Capital, effective 2014-01-01.
  • Pamela D. A. Reeve seat on American Tower, effective 2002-01-01.
  • Pamela D. A. Reeve member of Nominating and Corporate Governance, effective 2002-01-01.
Appearance

Alpha Governance PBC. The Registry records reported facts and Alpha's assessments separately. A missing fact is not evidence that it is false.

Record alpha:company:b0b8be76-e417-44c6-841c-3b8c0055d50b, version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce. https://registry.alpha.ac/companies/american-tower-corp-ma

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On this record

  1. Overview
  2. Monitoring4
  3. Leadership7
  4. Board11
  5. Committees7
  6. Control and voting0
  7. Authority to act4
  8. Financials2
  9. Governance0
  10. Risk0
  11. AI oversight0
  12. Legal0
  13. Compensation0
  14. Other published claims7
  15. Coverage gaps16
  16. Linked people17
  17. Subject and corrections6
  18. Evidence12
  19. Version historyvpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce

Linked records

Registry

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  • Actions
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  • Copy Alpha IDalpha:company:b0b8be76-e417-44c6-841c-3b8c0055d50b
  • Cite this recordAmerican Tower
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  • Records
    American TowerCompany
  • Eugene M. NoelPerson
  • Juan A. FontPerson
  • Richard C. RossiPerson
  • Robert J. MeyerPerson
  • Rodney M. SmithPerson
  • Ruth T. DowlingPerson
  • Steven O. VondranPerson
  • Bruce L. TannerPerson
  • Craig MacnabPerson
  • Eugene F. ReillyPerson
  • Grace D. LiebleinPerson
  • Kelly C. ChamblissPerson
  • Kenneth R. FrankPerson
  • Neville R. RayPerson
  • Pamela D. A. ReevePerson
  • Rajesh KalathurPerson
  • Teresa H. ClarkePerson
  • Sections
    OverviewAmerican Tower
  • MonitoringAmerican Tower
  • LeadershipAmerican Tower
  • BoardAmerican Tower
  • CommitteesAmerican Tower
  • Control and votingAmerican Tower
  • Authority to actAmerican Tower
  • FinancialsAmerican Tower
  • GovernanceAmerican Tower
  • RiskAmerican Tower
  • AI oversightAmerican Tower
  • LegalAmerican Tower
  • CompensationAmerican Tower
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