Published mark
Ameren
AMEREN CORP
NYSE: AEE. Operating across the United States, Ameren Corporation functions as a utility holding company.
US
Record source reportedRecord not claimedNo Eval published
- Alpha ID
- alpha:company:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1
- SEC CIK
- 0001002910
- Website
- www.amereninvestors.com Open
- Record version
- vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce, published Oct 15, 2026
- Newest evidence
- Mar 31, 2026
- Monitoring
- Not yet monitored Details
- Integrity
- Not yet signed Methodology
- CEO
- Martin J. Lyons, Jr.Since Feb 18, 2026
- Chair
- Martin J. Lyons, Jr.Lead independent: Ellen M. Fitzsimmons
- Independent
- 5 / 615 directors published
- Published claims
- 685 distinct sources
- Evidence records
- 260 pinned
- Source conflicts
- 0None open
Built from 5 distinct sources and 26 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
Ajay K. Arora executive of Ameren, effective 2026-02-18.
EffectiveEffective Feb 18, 2026E13
Monitoring
ContinuousWhat the published record states about identity, evidence, evaluation, monitoring, authority, and freshness. Watched-source schedules are not published for this record.
- IdentityunclaimedPublished
- Evidencesource_reportedPublished
- Evaluationnot_evaluatedPublished
- MonitoringNot yet published for this record.Not published
- AuthorityNot yet published for this record.Not published
- FreshnesscurrentPublished
Leadership
Evidence| Role | Person | Since | Status | Claim |
|---|---|---|---|---|
| Senior Vice President and Chief Development Officer; Ameren Missouri | Ajay K. Arora | Feb 2026 | current | Source reportedE13 |
| Executive Vice President, General Counsel, and Secretary | David M. Feinberg | Feb 2026 | current | Source reportedE14 |
| Senior Vice President, Operations Shared Services; Ameren Services | Eric V. Seidler | Feb 2026 | current | Source reportedE15 |
| Senior Vice President and Chief Sustainability Officer; Ameren Services | Gwendolyn G. Mizell | Feb 2026 | current | Source reportedE16 |
| Executive Vice President and Chief Financial Officer | Leonard P. Singh | Feb 2026 | current | Source reportedE17 |
| Executive Vice President, Communications, and Chief Human Resources Officer; Ameren Services | Mark C. Lindgren | Feb 2026 | current | Source reportedE18 |
| Chairman, President, and Chief Executive Officer | Martin J. Lyons, Jr. | Feb 2026 | current | Source reportedE19 |
| Group President, Ameren Utilities | Michael L. Moehn | Feb 2026 | current | Source reportedE20 |
| Chairman and President; Ameren Illinois | Patrick E. Smith Sr. | Feb 2026 | current | Source reportedE21 |
| Senior Vice President, Finance; Ameren Services | Ryan J. Martin | Feb 2026 | current | Source reportedE22 |
| Chairman and President; ATXI | Shawn E. Schukar | Feb 2026 | current | Source reportedE23 |
| Senior Vice President, Chief Accounting and Transformation Officer | Theresa A. Shaw | Feb 2026 | current | Source reportedE24 |
Board of directors
Evidence15 directors published. 5 of 6 with a published determination are independent.
| Director | Status | Since | Committees | Claim |
|---|---|---|---|---|
| Catherine S. Brune | Independence not published | 2011 | None published | Source reportedE4 |
| Craig S. Ivey | Independence not published | 2018 | FinanceFinance; Nuclear, Operations and Environmental SustainabilityNuclear, Operations and Environmental Sustainability | Source reportedE5 |
| Cynthia J. Brinkley | Independent | 2019 | Compensation, chairHuman ResourcesHuman Resources; Nominating and Corporate Governance; Compensation · ChairNominating and Corporate Governance | Source reportedE3 |
| Ellen M. Fitzsimmons | Independence not publishedLead Independent | 2009 | CompensationHuman ResourcesHuman Resources; Nominating and Corporate Governance; CompensationNominating and Corporate Governance | Source reportedE6 |
| Jamie L. Engstrom | Independent | 2026 | Audit and Risk | Source reportedE3 |
| Kimberly J. Harris | Independence not published | 2024 | None published | Source reportedE7 |
| Leo S. Mackay, Jr. | Independence not published | 2020 | Audit and RiskAudit and Risk; Nuclear, Operations and Environmental SustainabilityNuclear, Operations and Environmental Sustainability | Source reportedE8 |
| Martin J. Lyons, Jr. | Not independentChair | 2022 | None published | Source reportedE3 |
| Noelle K. Eder | Independence not published | 2018 | None published | Source reportedE9 |
| Rafael Flores | Independence not published | 2015 | Audit and RiskAudit and Risk; Nuclear, Operations and Environmental Sustainability · ChairNuclear, Operations and Environmental Sustainability, chair | Source reportedE10 |
| Richard J. Harshman | IndependentChair | 2013 | Audit and Risk, chairAudit and Risk · Chair; Human Resources; CompensationCompensationHuman Resources | Source reportedE3 |
| Steven H. Lipstein | Independence not published | 2010 | CompensationHuman ResourcesHuman Resources; Nominating and Corporate Governance · Chair; CompensationNominating and Corporate Governance, chair | Source reportedE11 |
| Steven O. Vondran | Independent | 2025 | FinanceFinance; Nuclear, Operations and Environmental SustainabilityNuclear, Operations and Environmental Sustainability | Source reportedE3 |
| Timothy S. Rausch | Independent | 2026 | FinanceFinance; Nuclear, Operations and Environmental SustainabilityNuclear, Operations and Environmental Sustainability | Source reportedE3 |
| Ward H. Dickson | Independence not published | 2018 | Audit and RiskAudit and Risk; FinanceFinance | Source reportedE12 |
Committees and risk ownership
Evidence| Committee | Chair | Members | Risks assigned |
|---|---|---|---|
| Audit and Risk | Richard J. Harshman | Richard J. Harshman, Jamie L. Engstrom, Leo S. Mackay, Jr., Rafael Flores, Ward H. Dickson | Not described in the published record |
| Audit and Risk · Chair; Human Resources; Compensation | Not published | Richard J. Harshman | Not described in the published record |
| Audit and Risk; Finance | Not published | Ward H. Dickson | financial |
| Audit and Risk; Nuclear, Operations and Environmental Sustainability | Not published | Leo S. Mackay, Jr. | climate, operational |
| Audit and Risk; Nuclear, Operations and Environmental Sustainability · Chair | Not published | Rafael Flores | climate, operational |
| Compensation | Cynthia J. Brinkley | Cynthia J. Brinkley, Ellen M. Fitzsimmons, Richard J. Harshman, Steven H. Lipstein | Not described in the published record |
| Finance | Not published | Craig S. Ivey, Steven O. Vondran, Timothy S. Rausch, Ward H. Dickson | financial |
| Finance; Nuclear, Operations and Environmental Sustainability | Not published | Craig S. Ivey, Steven O. Vondran, Timothy S. Rausch | climate, financial, operational |
| Human Resources | Not published | Cynthia J. Brinkley, Ellen M. Fitzsimmons, Richard J. Harshman, Steven H. Lipstein | Not described in the published record |
| Human Resources; Nominating and Corporate Governance · Chair; Compensation | Not published | Steven H. Lipstein | Not described in the published record |
| Human Resources; Nominating and Corporate Governance; Compensation | Not published | Ellen M. Fitzsimmons | Not described in the published record |
| Human Resources; Nominating and Corporate Governance; Compensation · Chair | Not published | Cynthia J. Brinkley | Not described in the published record |
| Nominating and Corporate Governance | Steven H. Lipstein | Steven H. Lipstein, Cynthia J. Brinkley, Ellen M. Fitzsimmons | Not described in the published record |
| Nuclear, Operations and Environmental Sustainability | Rafael Flores | Rafael Flores, Craig S. Ivey, Leo S. Mackay, Jr., Steven O. Vondran, Timothy S. Rausch | climate, operational |
Committee RecordAudit and Risk: Chair Richard J. Harshman; Members Richard J. Harshman (Chair); Jamie L. Engstrom; Leo S. Mackay, Jr.; Rafael Flores; Ward H. Dickson
Committee AppointmentRichard J. Harshman: chair, Audit and Risk
Committee AppointmentJamie L. Engstrom: member, Audit and Risk
Committee AppointmentLeo S. Mackay, Jr.: member, Audit and Risk
Committee AppointmentRafael Flores: member, Audit and Risk
Committee AppointmentWard H. Dickson: member, Audit and Risk
Committee RecordCompensation: Chair Cynthia J. Brinkley; Members Cynthia J. Brinkley (Chair); Ellen M. Fitzsimmons; Richard J. Harshman; Steven H. Lipstein
Committee AppointmentCynthia J. Brinkley: chair, Compensation
Committee AppointmentEllen M. Fitzsimmons: member, Compensation
Committee AppointmentRichard J. Harshman: member, Compensation
Committee AppointmentSteven H. Lipstein: member, Compensation
Committee RecordFinance: Chair not stated; Members Craig S. Ivey; Steven O. Vondran; Timothy S. Rausch; Ward H. Dickson
Committee AppointmentCraig S. Ivey: member, Finance
Committee AppointmentSteven O. Vondran: member, Finance
Committee AppointmentTimothy S. Rausch: member, Finance
Committee AppointmentWard H. Dickson: member, Finance
Committee RecordHuman Resources: Chair not stated; Members Cynthia J. Brinkley; Ellen M. Fitzsimmons; Richard J. Harshman; Steven H. Lipstein
Committee AppointmentCynthia J. Brinkley: member, Human Resources
Committee AppointmentEllen M. Fitzsimmons: member, Human Resources
Committee AppointmentRichard J. Harshman: member, Human Resources
Committee AppointmentSteven H. Lipstein: member, Human Resources
Committee RecordNominating and Corporate Governance: Chair Steven H. Lipstein; Members Steven H. Lipstein (Chair); Cynthia J. Brinkley; Ellen M. Fitzsimmons
Committee AppointmentSteven H. Lipstein: chair, Nominating and Corporate Governance
Committee AppointmentCynthia J. Brinkley: member, Nominating and Corporate Governance
Committee AppointmentEllen M. Fitzsimmons: member, Nominating and Corporate Governance
Committee RecordNuclear, Operations and Environmental Sustainability: Chair Rafael Flores; Members Rafael Flores (Chair); Craig S. Ivey; Leo S. Mackay, Jr.; Steven O. Vondran; Timothy S. Rausch
Committee AppointmentRafael Flores: chair, Nuclear, Operations and Environmental Sustainability
Committee AppointmentCraig S. Ivey: member, Nuclear, Operations and Environmental Sustainability
Committee AppointmentLeo S. Mackay, Jr.: member, Nuclear, Operations and Environmental Sustainability
Committee AppointmentSteven O. Vondran: member, Nuclear, Operations and Environmental Sustainability
Committee AppointmentTimothy S. Rausch: member, Nuclear, Operations and Environmental Sustainability
Control and voting power
EvidenceNo 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 registryWho 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 officerMartin J. Lyons, Jr., Chairman, President, and Chief Executive Officer, from Feb 18, 2026
Who can authorize an agentNot assessedNo Alpha inference about signing authority or board-reserved matters is published for this record.
Not assessed
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
Delegations publishedNot disclosedBoard and officer delegation resolutions are not public filings and are not published in this record.
Search scope
Financials and market context
EvidenceIndex MembershipS&P 500 (SPX)
Security ListingAEE (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.
| Index | Security | Status | Effective | Verification | Source |
|---|---|---|---|---|---|
| S&P 500 (S&P Dow Jones Indices) | NYSE: AEE | current | Sep 19, 1991 | inferred | Slickcharts S&P 500 constituent table (public observation, not S&P DJI license) |
Governance and policies
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Risk, audit, and cyber
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
AI oversight and accountability
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Legal and regulatory
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Compensation
EvidenceNo published claims
Nothing is published for this section yet. A missing Claim is a coverage state, not a negative finding.
Other published claims
EvidencePublished Claims that belong to no section above. Each keeps its permalink, evidence, and assertion state.
Legal NameAMEREN CORP
Entity StatusPublic listing published
Official Websitehttps://www.amereninvestors.com
Published FactUS
Published FactMO
Published FactUtilities
Published FactRegulated Electric
Published Facthttps://www.amereninvestors.com
Not yet in this record
CoverageA 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.
Linked people
Same claims as person records- Ajay K. AroraSenior Vice President and Chief Development Officer; Ameren Missouricompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:25
- David M. FeinbergExecutive Vice President, General Counsel, and Secretarycompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:26
- Eric V. SeidlerSenior Vice President, Operations Shared Services; Ameren Servicescompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:27
- Gwendolyn G. MizellSenior Vice President and Chief Sustainability Officer; Ameren Servicescompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:28
- Leonard P. SinghExecutive Vice President and Chief Financial Officercompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:29
- Mark C. LindgrenExecutive Vice President, Communications, and Chief Human Resources Officer; Ameren Servicescompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:30
- Martin J. Lyons, Jr.Chairman, President, and Chief Executive Officer; Directorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:31, company:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:10
- Michael L. MoehnGroup President, Ameren Utilitiescompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:32
- Patrick E. Smith Sr.Chairman and President; Ameren Illinoiscompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:33
- Ryan J. MartinSenior Vice President, Finance; Ameren Servicescompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:34
- Shawn E. SchukarChairman and President; ATXIcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:35
- Theresa A. ShawSenior Vice President, Chief Accounting and Transformation Officercompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:36
- Catherine S. BruneDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:12
- Craig S. IveyDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:13
- Cynthia J. BrinkleyDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:14
- Ellen M. FitzsimmonsLead Independent Directorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:15
- Jamie L. EngstromDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:16
- Kimberly J. HarrisDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:17
- Leo S. Mackay, Jr.Directorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:18
- Noelle K. EderDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:19
- Rafael FloresDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:20
- Richard J. HarshmanDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:11
- Steven H. LipsteinDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:21
- Steven O. VondranDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:22
- Timothy S. RauschDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:23
- Ward H. DicksonDirectorcompany:e34c9b6e-f8b1-4fcf-ab99-66de81b471e1:leadership_role:24
Subject and corrections
Public-role doctrineThis 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
- 26 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- E1Alpha canonical company public projection. canonical identity. Retrieved Oct 15, 2026. Cited by 7 Claims.
- E2AMEREN CORP Form 10-K. SEC filing. Retrieved Aug 29, 2026. Cited by 2 Claims.
- E3sec proxy. Published Mar 31, 2026. Retrieved May 3, 2026. Cited by 6 Claims.
- E4sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E5sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E6sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E7sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E8sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E9sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E10sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E11sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E12sec filing. Published Mar 25, 2025. Retrieved May 3, 2026. Cited by 1 Claim.
- E13sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E14sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E15sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E16sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E17sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E18sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E19sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E20sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E21sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E22sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E23sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E24sec filing. Published Feb 18, 2026. Retrieved May 13, 2026. Cited by 1 Claim.
- E25board_seats. sp500-board-director-completeness-remediation-2026-05-15. Cited by 31 Claims.
- E26Slickcharts S&P 500 constituent table (public observation, not S&P DJI license). index provider. Retrieved Sep 2, 2026. Cited by 1 Claim.
What changed in version public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce
vpublic-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce published Oct 15, 2026- Ajay K. Arora executive of Ameren, effective 2026-02-18.
- David M. Feinberg executive of Ameren, effective 2026-02-18.
- Eric V. Seidler executive of Ameren, effective 2026-02-18.
- Gwendolyn G. Mizell executive of Ameren, effective 2026-02-18.
- Leonard P. Singh executive of Ameren, effective 2026-02-18.
- Mark C. Lindgren executive of Ameren, effective 2026-02-18.
- Martin J. Lyons, Jr. executive of Ameren, effective 2026-02-18.
- Michael L. Moehn executive of Ameren, effective 2026-02-18.
- Patrick E. Smith Sr. executive of Ameren, effective 2026-02-18.
- Ryan J. Martin executive of Ameren, effective 2026-02-18.
- Shawn E. Schukar executive of Ameren, effective 2026-02-18.
- Theresa A. Shaw executive of Ameren, effective 2026-02-18.
- Jamie L. Engstrom seat on Ameren, effective 2026-01-01.
- Timothy S. Rausch seat on Ameren, effective 2026-01-01.
- Jamie L. Engstrom member of Audit and Risk, effective 2026-01-01.
- Timothy S. Rausch member of Finance; Nuclear, Operations and Environmental Sustainability, effective 2026-01-01.
- Steven O. Vondran seat on Ameren, effective 2025-01-01.
- Steven O. Vondran member of Finance; Nuclear, Operations and Environmental Sustainability, effective 2025-01-01.
- Kimberly J. Harris seat on Ameren, effective 2024-01-01.
- Martin J. Lyons, Jr. seat on Ameren, effective 2022-01-01.
- Martin J. Lyons, Jr. chairs board Ameren, effective 2022-01-01.
- Leo S. Mackay, Jr. seat on Ameren, effective 2020-01-01.
- Audit and Risk; Nuclear, Operations and Environmental Sustainability committee of Ameren, effective 2020-01-01.
- Leo S. Mackay, Jr. member of Audit and Risk; Nuclear, Operations and Environmental Sustainability, effective 2020-01-01.
- Cynthia J. Brinkley seat on Ameren, effective 2019-01-01.
- Human Resources; Nominating and Corporate Governance; Compensation · Chair committee of Ameren, effective 2019-01-01.
- Cynthia J. Brinkley member of Human Resources; Nominating and Corporate Governance; Compensation · Chair, effective 2019-01-01.
- Craig S. Ivey seat on Ameren, effective 2018-01-01.
- Noelle K. Eder seat on Ameren, effective 2018-01-01.
- Ward H. Dickson seat on Ameren, effective 2018-01-01.
- Audit and Risk; Finance committee of Ameren, effective 2018-01-01.
- Ward H. Dickson member of Audit and Risk; Finance, effective 2018-01-01.
- Finance; Nuclear, Operations and Environmental Sustainability committee of Ameren, effective 2018-01-01.
- Craig S. Ivey member of Finance; Nuclear, Operations and Environmental Sustainability, effective 2018-01-01.
- Rafael Flores seat on Ameren, effective 2015-01-01.
- Audit and Risk; Nuclear, Operations and Environmental Sustainability · Chair committee of Ameren, effective 2015-01-01.
- Rafael Flores member of Audit and Risk; Nuclear, Operations and Environmental Sustainability · Chair, effective 2015-01-01.
- Richard J. Harshman seat on Ameren, effective 2013-01-01.
- Richard J. Harshman chairs board Ameren, effective 2013-01-01.
- Audit and Risk · Chair; Human Resources; Compensation committee of Ameren, effective 2013-01-01.
- Richard J. Harshman member of Audit and Risk · Chair; Human Resources; Compensation, effective 2013-01-01.
- Catherine S. Brune seat on Ameren, effective 2011-01-01.
- Steven H. Lipstein seat on Ameren, effective 2010-01-01.
- Human Resources; Nominating and Corporate Governance · Chair; Compensation committee of Ameren, effective 2010-01-01.
- Steven H. Lipstein member of Human Resources; Nominating and Corporate Governance · Chair; Compensation, effective 2010-01-01.
- Ellen M. Fitzsimmons seat on Ameren, effective 2009-01-01.
- Ellen M. Fitzsimmons lead independent director of Ameren, effective 2009-01-01.
- Human Resources; Nominating and Corporate Governance; Compensation committee of Ameren, effective 2009-01-01.
- Ellen M. Fitzsimmons member of Human Resources; Nominating and Corporate Governance; Compensation, effective 2009-01-01.