Ryerson Holding Corp
Current- Director 2024 to present
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Executive record
Alpha ID: alpha:person:michelle-a-kumbier-ryzVersion: public-0:d751713988987e9331980363e24189ceAs of: 2026-10-06
Not yet claimed2 published Claims2 sources
- Director
Leadership, in context.
Connect capital, control, accountability, and evidence.
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ResponsibilitiesInspect board appointments and committee mandates.ExperienceReview career history and qualifications in context.Economic interestsExamine disclosed incentives and ownership.Board service
Boards
Claims
Experience
Experience coverage
No published Claims are available in this section of the public record. This does not establish that the information is undisclosed or that no relevant facts exist.
Review evidence coverageCompensation
Compensation coverage
No published Claims are available in this section of the public record. This does not establish that the information is undisclosed or that no relevant facts exist.
Review evidence coverageConflicts and accountability
Alpha has not published independence, related-party, proceedings or disciplinary Claims for this record. This is not a finding that none exist.
Only disclosed facts and public registers appear here. Executive records carry no credit, personal litigation, background screening or underwriting views. None observed is not a clearance.
Evidence, history and coverage
Published evidence records
2 evidence records, matching Agent View. Records may refer to different locations or observations in the same document. This count is not a count of independent corroborating sources.
Open source
sec proxy · Source published: Mar 18, 2026 · Retrieved: Sep 2, 2026
Supports 1 claim
- Professional Role: Director at Ryerson Holding Corp · Claim reviewed: Sep 12, 2026
Open source
public source · Source published: Date unavailable · Retrieved: Date unavailable
Supports 1 claim
- Board membership: Serves on the board of Ryerson Holding Corp · Claim reviewed: Sep 12, 2026
No published record changes are available in this projection.
Identity
unclaimed
Evidence
source reported
Evaluation
Unknown
Monitoring
Unknown
Authority
Unknown
Freshness
Observed 2026-10-06
- Biography
- not observed
- Board service
- published
- Executive career
- not observed
- Education and qualifications
- not observed
- Compensation
- not observed
- Conflicts and accountability
- not observed
- Background screening
- out of scope