Person profile

Public information reviewed

Timothy W. Byrne

Role

President and Chief Executive Officer at UNITED STATES LIME & MINERALS INC (NASDAQ: USLM)

Board role

President and Chief Executive Officer and Director · UNITED STATES LIME & MINERALS INC (NASDAQ: USLM)

UNITED STATES LIME & MINERALS INC (NASDAQ: USLM)

President and Chief Executive Officer and Director · Current mandate

Executive
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Reports & analysisAlpha Eval
Public sources
3 reviewed
Profile ownership
Not yet claimed
Last reviewed
Sep 14, 2026
View sources

Agent View

Machine representations

Inspect the same governed public record as Markdown, structured data, or a retrieval endpoint.

Canonical entity
alpha:person:timothy-w-byrne
Schema
alpha.governance.entity.public.v1
Last reviewed
2026-09-14T02:49:56.259386+00:00
Verification
source_reported
Ownership
unclaimed

Markdown

https://registry.alpha.ac/people/timothy-w-byrne.md
Open Markdown

Timothy W. Byrne

Alpha governed public record. Unknown, unavailable, and unpublished values are never inferred as zero.

Record

FieldValue
Representationalpha-profile-markdown-v3
ProtocolAlpha Governance Facts Protocol 0.1
Schemaalpha.governance.entity.public.v1
Record versionpublic-0
Canonical entityalpha:person:timothy-w-byrne
Entity typePerson
Canonical URLhttps://registry.alpha.ac/people/timothy-w-byrne
PublicationPUBLISHED
Verificationsource_reported
Verification schemaalpha-verification-states-v1
Ownershipunclaimed
Published claims8
Claims under review0
Evidence records3
Conflicts0
Conflicts in internal review0
Observed2026-09-20T09:05:56.588253+00:00
Last reviewed2026-09-14T02:49:56.259386+00:00

Identity

  • Legal name: Timothy W. Byrne
  • Display name: Timothy W. Byrne

Leadership

  • PUBLISHED

Roles

  • President and Chief Executive Officer at UNITED STATES LIME & MINERALS INC. Valid from: NOT_ASSERTED. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:2.
  • President and Chief Executive Officer and Director at UNITED STATES LIME & MINERALS INC. Valid from: NOT_ASSERTED. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:2.

Governance

  • PUBLISHED

Board committees

  • PUBLISHED

AI and ML experience

  • AI and ML experience: not identified in the cited filing. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:1.

Board membership

  • Serves on the board of UNITED STATES LIME & MINERALS INC. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:3.

Cybersecurity experience

  • Cybersecurity experience: not identified in the cited filing. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:1.

Executive company

  • Executive at UNITED STATES LIME & MINERALS INC. Valid from: 2026-03-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:1.

Executive title

  • Executive title: President and Chief Executive Officer. Valid from: 2026-03-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:1.

Technology background

  • Technology background: not identified in the cited filing. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:timothy-w-byrne:1.

Coverage states

FieldValue
IdentityPUBLISHED
BusinessNOT_APPLICABLE
LeadershipPUBLISHED
Board and committeesPUBLISHED
GovernancePUBLISHED
FinancialsNOT_APPLICABLE
WorkforceNOT_APPLICABLE
OwnershipNOT_APPLICABLE
RatingsNOT_PUBLISHED
Market and index contextNOT_APPLICABLE

Public sources

Rights

FieldValue
public_retrievalallowed
agent_retrievalallowed
redistributionnot_granted
model_trainingnot_granted
commercial_usenot_specified
relationship_pathfindingnot_granted
direct_contactnot_granted

Limitations

  • Only permissioned public claims and evidence are included.
  • Absence of a claim is not evidence that the underlying fact is false.
  • Public retrieval does not grant model-training or redistribution rights.
  • Private relationships and Council activity are excluded.

Alternate representations