Published mark

Extra Space Storage

Extra Space Storage Inc.

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

US

Record source reportedRecord not claimedNo Eval published
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Alpha ID
alpha:company:ac745313-c344-4a09-8fac-95b52bffb668
SEC CIK
0001289490
Website
www.extraspace.com Open
Record version
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 15, 2026
Newest evidence
May 3, 2026
Monitoring
Not yet monitored Details
Integrity
Not yet signed Methodology
CEO
Joseph D. MargolisChief Executive Officer
Chair
Not publishedLead independent: Mark G. Barberio
Independent
6 / 88 directors published
Published claims
375 distinct sources
Evidence records
60 pinned
Source conflicts
0None open

Built from 5 distinct sources and 6 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

DIRECTOR APPOINTED

Joseph V. Saffire seat on Extra Space Storage, effective 2023-01-01.

EffectiveEffective Jan 1, 2023E3

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
Chief Executive OfficerJoseph D. MargolisNot capturedunknownSource reportedE4

Board of directors

Evidence

8 directors published. 6 of 8 with a published determination are independent.

DirectorStatusSinceCommitteesClaim
Gary L. CrittendenIndependent2020Audit, chairAudit · Chair; Compensation & Human CapitalCompensation & Human CapitalSource reportedE3
Joseph D. MargolisNot independent2017None publishedSource reportedE3
Joseph J. BonnerIndependent2019Compensation & Human CapitalCompensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESGESGNominating, Governance & Corporate ResponsibilitySource reportedE3
Joseph V. SaffireIndependent2023None publishedSource reportedE3
Julia Vander PloegIndependent2020AuditAudit; Compensation & Human Capital · ChairCompensation & Human Capital, chairSource reportedE3
Kenneth M. WoolleyNot independent2004None publishedSource reportedE3
Mark G. BarberioIndependentLead Independent2023AuditAudit; Nominating, Governance & Corporate Responsibility; ESGESGNominating, Governance & Corporate ResponsibilitySource reportedE3
Susan HarnettIndependent2023Compensation & Human CapitalCompensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESGESGNominating, Governance & Corporate ResponsibilitySource reportedE3
Crystal Call MaggeletIndependentNot publishedNone publishedSource reportedE3
R.J. PittmanIndependentNot publishedNone publishedSource reportedE3

Committees and risk ownership

Evidence
CommitteeChairMembersRisks assigned
AuditGary L. CrittendenGary L. Crittenden, Julia Vander Ploeg, Mark G. BarberioNot described in the published record
Audit · Chair; Compensation & Human CapitalNot publishedGary L. Crittendenhuman_capital, financial
Audit; Compensation & Human Capital · ChairNot publishedJulia Vander Ploeghuman_capital, financial
Audit; Nominating, Governance & Corporate Responsibility; ESGNot publishedMark G. BarberioNot described in the published record
Compensation & Human CapitalJulia Vander PloegJulia Vander Ploeg, Gary L. Crittenden, Joseph J. Bonner, Susan Harnetthuman_capital, financial
Compensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESGNot publishedJoseph J. Bonner, Susan Harnetthuman_capital, financial
ESGNot publishedJoseph J. Bonner, Mark G. Barberio, Susan HarnettNot described in the published record
Nominating, Governance & Corporate ResponsibilityNot publishedJoseph J. Bonner, Mark G. Barberio, Susan HarnettNot described in the published record
Committee RecordAudit: Chair Gary L. Crittenden; Members Gary L. Crittenden (Chair); Julia Vander Ploeg; Mark G. Barberio
Committee AppointmentGary L. Crittenden: chair, Audit
Committee AppointmentJulia Vander Ploeg: member, Audit
Committee AppointmentMark G. Barberio: member, Audit
Committee RecordCompensation & Human Capital: Chair Julia Vander Ploeg; Members Julia Vander Ploeg (Chair); Gary L. Crittenden; Joseph J. Bonner; Susan Harnett
Committee AppointmentJulia Vander Ploeg: chair, Compensation & Human Capital
Committee AppointmentGary L. Crittenden: member, Compensation & Human Capital
Committee AppointmentJoseph J. Bonner: member, Compensation & Human Capital
Committee AppointmentSusan Harnett: member, Compensation & Human Capital
Committee RecordESG: Chair not stated; Members Joseph J. Bonner; Mark G. Barberio; Susan Harnett
Committee AppointmentJoseph J. Bonner: member, ESG
Committee AppointmentMark G. Barberio: member, ESG
Committee AppointmentSusan Harnett: member, ESG
Committee RecordNominating, Governance & Corporate Responsibility: Chair not stated; Members Joseph J. Bonner; Mark G. Barberio; Susan Harnett
Committee AppointmentJoseph J. Bonner: member, Nominating, Governance & Corporate Responsibility
Committee AppointmentMark G. Barberio: member, Nominating, Governance & Corporate Responsibility
Committee AppointmentSusan Harnett: member, Nominating, Governance & Corporate Responsibility

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 officerJoseph D. Margolis, Chief Executive Officer
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)
Security ListingEXR (NYSE)
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: EXRcurrentJan 19, 2016inferredSlickcharts 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 NameExtra Space Storage Inc.
Entity StatusPublic listing published
Official Websitehttps://www.extraspace.com
Published FactReal Estate
Published Facthttps://www.extraspace.com

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
6 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. canonical identity. Retrieved Oct 15, 2026. Cited by 6 Claims.
    Open web
    Rights not recorded, link only
    Evidence not pinned
  2. E2
    Extra Space Storage Inc. Form 10-K (filed 2026-02-20). SEC filing. Retrieved Aug 29, 2026. Cited by 2 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  3. E3
    sec proxy. Published Apr 1, 2026. Retrieved May 3, 2026. Cited by 10 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  4. E4
    EXR executive roster source
    sec filing. Published May 3, 2026. Retrieved May 3, 2026. Cited by 1 Claim.
    Authority not assessed
    Rights not recorded, link only
    Evidence not pinned
  5. E5
    board_seats. board seats. Cited by 17 Claims.
    Authoritative, regulatory filing
    Rights not recorded, link only
    Evidence not pinned
  6. E6
    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
  • Joseph V. Saffire seat on Extra Space Storage, effective 2023-01-01.
  • Mark G. Barberio seat on Extra Space Storage, effective 2023-01-01.
  • Mark G. Barberio lead independent director of Extra Space Storage, effective 2023-01-01.
  • Susan Harnett seat on Extra Space Storage, effective 2023-01-01.
  • Audit; Nominating, Governance & Corporate Responsibility; ESG committee of Extra Space Storage, effective 2023-01-01.
  • Mark G. Barberio member of Audit; Nominating, Governance & Corporate Responsibility; ESG, effective 2023-01-01.
  • Susan Harnett member of Compensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESG, effective 2023-01-01.
  • Gary L. Crittenden seat on Extra Space Storage, effective 2020-01-01.
  • Julia Vander Ploeg seat on Extra Space Storage, effective 2020-01-01.
  • Audit · Chair; Compensation & Human Capital committee of Extra Space Storage, effective 2020-01-01.
  • Gary L. Crittenden member of Audit · Chair; Compensation & Human Capital, effective 2020-01-01.
  • Audit; Compensation & Human Capital · Chair committee of Extra Space Storage, effective 2020-01-01.
  • Julia Vander Ploeg member of Audit; Compensation & Human Capital · Chair, effective 2020-01-01.
  • Joseph J. Bonner seat on Extra Space Storage, effective 2019-01-01.
  • Compensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESG committee of Extra Space Storage, effective 2019-01-01.
  • Joseph J. Bonner member of Compensation & Human Capital; Nominating, Governance & Corporate Responsibility; ESG, effective 2019-01-01.
  • Joseph D. Margolis seat on Extra Space Storage, effective 2017-01-01.
  • Kenneth M. Woolley seat on Extra Space Storage, effective 2004-01-01.
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:ac745313-c344-4a09-8fac-95b52bffb668, version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce. https://registry.alpha.ac/companies/extra-space-storage-inc

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  • Records
    Extra Space StorageCompany
  • Joseph D. MargolisPerson
  • Gary L. CrittendenPerson
  • Joseph J. BonnerPerson
  • Joseph V. SaffirePerson
  • Julia Vander PloegPerson
  • Kenneth M. WoolleyPerson
  • Mark G. BarberioPerson
  • Susan HarnettPerson
  • Crystal Call MaggeletPerson
  • R.J. PittmanPerson
  • Sections
    OverviewExtra Space Storage
  • MonitoringExtra Space Storage
  • LeadershipExtra Space Storage
  • BoardExtra Space Storage
  • CommitteesExtra Space Storage
  • Control and votingExtra Space Storage
  • Authority to actExtra Space Storage
  • FinancialsExtra Space Storage
  • GovernanceExtra Space Storage
  • RiskExtra Space Storage
  • AI oversightExtra Space Storage
  • LegalExtra Space Storage
  • CompensationExtra Space Storage
  • Other published claimsExtra Space Storage
  • Coverage gapsExtra Space Storage
  • Linked peopleExtra Space Storage
  • Subject and correctionsExtra Space Storage
  • EvidenceExtra Space Storage
  • Version historyExtra Space Storage
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