# Sotera Health Co > Alpha governed public record. Unknown, unavailable, and unpublished values are never inferred as zero. ## Record | Field | Value | | --- | --- | | Representation | alpha-profile-markdown-v4 | | Protocol | Alpha Governance Facts Protocol 0.1 | | Schema | alpha.governance.entity.public.v1 | | Record version | public-1:ro-d751713988987e9331980363e24189ce | | Governance record representation | alpha-governance-record-v2 | | Canonical entity | alpha:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c | | Entity type | Company | | Canonical URL | https://registry.alpha.ac/companies/sotera-health-co | | Publication | PUBLISHED | | Verification | source_reported | | Verification schema | alpha-verification-states-v1 | | Ownership | unclaimed | | Published claims | 18 | | Claims under review | 1 | | Evidence records | 6 | | Conflicts | 0 | | Conflicts in internal review | 0 | | Observed | 2026-10-22T04:45:39.385981+00:00 | | Last reviewed | 2026-10-22T04:45:39.385981+00:00 | ## Identity - Legal name: Sotera Health Co - Display name: Sotera Health Co ## Alpha Governance Record | Field | Value | | --- | --- | | Governance Record schema | alpha-governance-record-v2 | | Ontology | alpha-governance-ontology-v1 | | Record version | public-1:ro-d751713988987e9331980363e24189ce | | As of | 2026-10-22T04:45:39.385981+00:00 | | Completeness | 0.364 | | Record Quality | 0.853 | | Directors | 10 | | Committees | 0 | | Governance events | 14 | | Entity class | public_company | ## Section coverage | Section | State | | --- | --- | | identity | PUBLISHED | | corporate_structure | NOT_REVIEWED | | board | PUBLISHED | | committees | NOT_REVIEWED | | leadership | PUBLISHED | | ownership | NOT_REVIEWED | | financials | NOT_REVIEWED | | capital_structure | PUBLISHED | | compensation | NOT_REVIEWED | | governance | NOT_REVIEWED | | shareholder_governance | NOT_REVIEWED | | audit | NOT_REVIEWED | | legal | NOT_REVIEWED | | risk | NOT_REVIEWED | | cyber | NOT_REVIEWED | | ai_governance | NOT_REVIEWED | | agent_governance | RESTRICTED | | markets_external | NOT_REVIEWED | | events | PUBLISHED | | relationships | PUBLISHED | | assessments | PUBLISHED | | evidence | PUBLISHED | ## Board - Ann R. Klee: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2020-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:5 - Chistopher A. Simon: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2024-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:6 - Christopher A. Simon: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2024-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:7 - David E. Wheadon: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2021-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:8 - James C. Neary: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2020-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:9 - Karen A. Flynn: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2023-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:10 - Kenneth D. Krause: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2026-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:11 - Richard G. Kyle: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2026-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:12 - Ruoxi Chen: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2020-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:13 - Sean L. Cunningham: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2015-01-01. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:14 ## Executive leadership - Alexander Dimitrief: Senior Vice President and General Counsel [GC]. Status: current. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:15 - Jonathan Lyons: Senior Vice President and Chief Financial Officer [CFO]. Status: current. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:16 - Michael B. Petras, Jr.: Chairman and Chief Executive Officer [CEO]. Status: current. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:17 - Michael P. Rutz: President of Sterigenics [PRESIDENT]. Status: current. claim_id=alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:18 ## Governance events - GC_CHANGED: Alexander Dimitrief executive of Sotera Health Co, effective 2026-02-24. Effective: 2026-02-24. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:e91nvw1qi6b0s - CFO_CHANGED: Jonathan Lyons executive of Sotera Health Co, effective 2026-02-24. Effective: 2026-02-24. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:5h4quw1371jy0 - CEO_CHANGED: Michael B. Petras, Jr. executive of Sotera Health Co, effective 2026-02-24. Effective: 2026-02-24. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:133h2fljsg6zn - EXECUTIVE_APPOINTED: Michael P. Rutz executive of Sotera Health Co, effective 2026-02-24. Effective: 2026-02-24. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:nc1g5jaodqad - DIRECTOR_APPOINTED: Kenneth D. Krause seat on Sotera Health Co, effective 2026-01-01. Effective: 2026-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:1k6nw7aa333hu - DIRECTOR_APPOINTED: Richard G. Kyle seat on Sotera Health Co, effective 2026-01-01. Effective: 2026-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:17jciwj1em2j11 - DIRECTOR_APPOINTED: Chistopher A. Simon seat on Sotera Health Co, effective 2024-01-01. Effective: 2024-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:1e3gsry17p8rr2 - DIRECTOR_APPOINTED: Christopher A. Simon seat on Sotera Health Co, effective 2024-01-01. Effective: 2024-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:pf4ref1l4z9jr - DIRECTOR_APPOINTED: Karen A. Flynn seat on Sotera Health Co, effective 2023-01-01. Effective: 2023-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:1hze78y1k3gywm - DIRECTOR_APPOINTED: David E. Wheadon seat on Sotera Health Co, effective 2021-01-01. Effective: 2021-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:5ol9p3ysfte1 - DIRECTOR_APPOINTED: Ann R. Klee seat on Sotera Health Co, effective 2020-01-01. Effective: 2020-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:15nr8qfljw8at - DIRECTOR_APPOINTED: James C. Neary seat on Sotera Health Co, effective 2020-01-01. Effective: 2020-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:8p5ju912n7l6t - DIRECTOR_APPOINTED: Ruoxi Chen seat on Sotera Health Co, effective 2020-01-01. Effective: 2020-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:4okwe2e0acpi - DIRECTOR_APPOINTED: Sean L. Cunningham seat on Sotera Health Co, effective 2015-01-01. Effective: 2015-01-01. Detected: 2026-10-22T04:45:39.385981+00:00. event_id=alpha:event:transition:43136j5qy6g7 ## Scoped resources - `alpha://company/sotera-health-co` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record - `alpha://company/sotera-health-co/identity` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=identity - `alpha://company/sotera-health-co/corporate-structure` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=corporate-structure - `alpha://company/sotera-health-co/board` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=board - `alpha://company/sotera-health-co/committees` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=committees - `alpha://company/sotera-health-co/leadership` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=leadership - `alpha://company/sotera-health-co/ownership` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=ownership - `alpha://company/sotera-health-co/financials` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=financials - `alpha://company/sotera-health-co/capital-structure` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=capital-structure - `alpha://company/sotera-health-co/compensation` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=compensation - `alpha://company/sotera-health-co/governance` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=governance - `alpha://company/sotera-health-co/shareholder-governance` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=shareholder-governance - `alpha://company/sotera-health-co/audit` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=audit - `alpha://company/sotera-health-co/legal` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=legal - `alpha://company/sotera-health-co/risk` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=risk - `alpha://company/sotera-health-co/cyber` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=cyber - `alpha://company/sotera-health-co/ai-governance` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=ai-governance - `alpha://company/sotera-health-co/agents` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=agents - `alpha://company/sotera-health-co/ecosystem` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=ecosystem - `alpha://company/sotera-health-co/events` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=events - `alpha://company/sotera-health-co/relationships` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=relationships - `alpha://company/sotera-health-co/assessments` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=assessments - `alpha://company/sotera-health-co/evidence` (contract): https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record§ion=evidence ## Role modules - NOT_ASSERTED ## Attention - NO_RECORDS_FOUND ## Committee data - NO_RECORDS_FOUND ## Leadership - Ann R. Klee: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:5. Valid from: 2020-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Chistopher A. Simon: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:6. Valid from: 2024-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Christopher A. Simon: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:7. Valid from: 2024-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - David E. Wheadon: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:8. Valid from: 2021-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - James C. Neary: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:9. Valid from: 2020-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Karen A. Flynn: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:10. Valid from: 2023-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Kenneth D. Krause: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:11. Valid from: 2026-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Richard G. Kyle: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:12. Valid from: 2026-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Ruoxi Chen: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:13. Valid from: 2020-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Sean L. Cunningham: Director. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:14. Valid from: 2015-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642. - Alexander Dimitrief: Senior Vice President and General Counsel. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:15. Valid from: 2026-02-24. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:633c26004d9a6475b2d485605fe89c660f9da32412325b782941e90c23626c1a. - Jonathan Lyons: Senior Vice President and Chief Financial Officer. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:16. Valid from: 2026-02-24. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:a75ca1c5a89db5a07b3117ad16eb0d5e61e24977cb6aff0c3eb2c5b483793ff9. - Michael B. Petras, Jr.: Chairman and Chief Executive Officer. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:17. Valid from: 2026-02-24. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:197715b2d00e40a2816c8b24cc7ac39eca53f0286ae5e3a91fea43a10423d0c4. - Michael P. Rutz: President of Sterigenics. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:leadership_role:18. Valid from: 2026-02-24. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:0151a88874063c9681917a65d24cf1be53feee1600e73732e96c1b7366c45189. ## Roles - PUBLISHED ## Governance - NOT_ASSERTED ## Board committees - PUBLISHED ## Financials - NOT_ASSERTED ## Workforce - NOT_ASSERTED ## Market and index context - PUBLISHED ## Legal Name - Sotera Health Co. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:legal_name:1. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:84e0e28d293fb21d40c43db6c5120ff7ee2872f29640de48153e5b2dae82f4d8. ## Entity Status - Public listing published. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:entity_status:3. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:84e0e28d293fb21d40c43db6c5120ff7ee2872f29640de48153e5b2dae82f4d8. ## Published Fact - US. Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:published_fact:4. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:84e0e28d293fb21d40c43db6c5120ff7ee2872f29640de48153e5b2dae82f4d8. ## Security Listing - SHC (NASDAQ). Claim: alpha:claim:company:7e229090-e292-4c1a-8c9d-eef5431b0f4c:security_listing:19. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:84e0e28d293fb21d40c43db6c5120ff7ee2872f29640de48153e5b2dae82f4d8. ## Coverage states | Field | Value | | --- | --- | | Identity | PUBLISHED | | Business | PUBLISHED | | Leadership | PUBLISHED | | Board and committees | PUBLISHED | | Governance | NOT_ASSERTED | | Financials | NOT_ASSERTED | | Workforce | NOT_ASSERTED | | Ownership | NOT_ASSERTED | | Ratings | NOT_PUBLISHED | | Market and index context | PUBLISHED | ## Public sources - alpha:projection-evidence:84e0e28d293fb21d40c43db6c5120ff7ee2872f29640de48153e5b2dae82f4d8: [Alpha canonical company public projection](https://www.alpha.ac/api/public/companies/sotera-health-co). - alpha:projection-evidence:document:986d6e84e06aeb36e50592794d95be76272c59d41acb602aea5b29cf2e5de642: [DEF 14A tm261581-1_def14a.htm](https://www.sec.gov/Archives/edgar/data/1822479/000110465926040937/tm261581-1_def14a.htm). - alpha:projection-evidence:document:633c26004d9a6475b2d485605fe89c660f9da32412325b782941e90c23626c1a: [SHC 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1822479/000182247926000015/shc-20251231.htm). - alpha:projection-evidence:document:a75ca1c5a89db5a07b3117ad16eb0d5e61e24977cb6aff0c3eb2c5b483793ff9: [SHC 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1822479/000182247926000015/shc-20251231.htm). - alpha:projection-evidence:document:197715b2d00e40a2816c8b24cc7ac39eca53f0286ae5e3a91fea43a10423d0c4: [SHC 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1822479/000182247926000015/shc-20251231.htm). - alpha:projection-evidence:document:0151a88874063c9681917a65d24cf1be53feee1600e73732e96c1b7366c45189: [SHC 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1822479/000182247926000015/shc-20251231.htm). ## Rights | Field | Value | | --- | --- | | public_retrieval | allowed | | agent_retrieval | allowed | | redistribution | not_granted | | model_training | not_granted | | commercial_use | not_specified | | relationship_pathfinding | not_granted | | direct_contact | not_granted | ## Limitations - 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. - 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. - This Company Profile is an identity and evidence record, not an Alpha rating. ## Alternate representations - [Canonical profile](https://registry.alpha.ac/companies/sotera-health-co) - [Public Markdown](https://registry.alpha.ac/companies/sotera-health-co.md) - [Public JSON](https://registry.alpha.ac/api/public/companies/sotera-health-co?format=record) - [JSON-LD](https://registry.alpha.ac/api/public/companies/sotera-health-co?format=jsonld) - MCP resource: `alpha://companies/sotera-health-co` at https://mcp.alpha.ac/mcp ## Connected governance records Structured intelligence is not currently available. Existing published profile evidence remains accessible. ## Critical-risk oversight Snapshot as of 2026-10-23T04:09:59.904223+00:00; recorded 2026-10-23T04:09:59.904223+00:00. Every published assignment for this snapshot is listed. Only explicitly reviewed, rights-cleared assignments in effect on the as-of date, in the company's own wording. An assignment shows where oversight is placed, not whether it is effective. Missing records do not establish absence.