# UNITED STATES LIME & MINERALS INC

> 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 Unknown, unavailable, and unpublished values are never inferred as zero.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:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce |
| Governance record representation | alpha-governance-record-v2 |
| Canonical entity | alpha:company:48fdc47b-356b-48ad-8900-8cc87b67c147 |
| Entity type | Company |
| Canonical URL | https://registry.alpha.ac/companies/united-states-lime-minerals-inc |
| Publication | PUBLISHED |
| Verification | source_reported |
| Verification schema | alpha-verification-states-v1 |
| Ownership | unclaimed |
| Published claims | 16 |
| Claims under review | 1 |
| Evidence records | 2 |
| Conflicts | 0 |
| Conflicts in internal review | 0 |
| Observed | 2026-10-24T04:45:51.213875+00:00 |
| Last reviewed | 2026-10-24T04:45:51.213875+00:00 |

## Identity

- Legal name: UNITED STATES LIME & MINERALS INC
- Display name: UNITED STATES LIME & MINERALS INC

## Alpha Governance Record

| Field | Value |
| --- | --- |
| Governance Record schema | alpha-governance-record-v2 |
| Ontology | alpha-governance-ontology-v1 |
| Record version | public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce |
| As of | 2026-10-24T06:37:21.62452+00:00 |
| Completeness | 0.318 |
| Record Quality | 0.801 |
| Directors | 7 |
| Committees | 0 |
| Governance events | 0 |
| 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 | INSUFFICIENT_EVIDENCE |
| relationships | PUBLISHED |
| assessments | PUBLISHED |
| evidence | PUBLISHED |

## Board

- Antoine M. Doumet: Chairman of the Board. Status: unknown. Independent: false. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:5
- Jon A. Wolkenstein: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:6
- Lila R. Weirich: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:7
- Richard W. Cardin: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:8
- Sandra C. Duhé: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:9
- Timothy W. Byrne: President and Chief Executive Officer and Director. Status: unknown. Independent: false. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:10
- Tom S. Hawkins, Jr.: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:11

## Executive leadership

- John J. Gagnon: Vice President – Business Development. Status: unknown. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:12
- Michael L. Wiedemer: Vice President and Chief Financial Officer [CFO]. Status: unknown. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:13
- Nathan M. O'Neill: Vice President – Production. Status: unknown. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:14
- Timothy W. Byrne: President and Chief Executive Officer [CEO]. Status: unknown. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:15
- Timothy W. Stone: Vice President – Sales and Marketing. Status: unknown. claim_id=alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:16

## Scoped resources

- `alpha://company/united-states-lime-minerals-inc` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record
- `alpha://company/united-states-lime-minerals-inc/identity` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=identity
- `alpha://company/united-states-lime-minerals-inc/corporate-structure` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=corporate-structure
- `alpha://company/united-states-lime-minerals-inc/board` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=board
- `alpha://company/united-states-lime-minerals-inc/committees` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=committees
- `alpha://company/united-states-lime-minerals-inc/leadership` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=leadership
- `alpha://company/united-states-lime-minerals-inc/ownership` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=ownership
- `alpha://company/united-states-lime-minerals-inc/financials` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=financials
- `alpha://company/united-states-lime-minerals-inc/capital-structure` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=capital-structure
- `alpha://company/united-states-lime-minerals-inc/compensation` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=compensation
- `alpha://company/united-states-lime-minerals-inc/governance` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=governance
- `alpha://company/united-states-lime-minerals-inc/shareholder-governance` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=shareholder-governance
- `alpha://company/united-states-lime-minerals-inc/audit` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=audit
- `alpha://company/united-states-lime-minerals-inc/legal` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=legal
- `alpha://company/united-states-lime-minerals-inc/risk` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=risk
- `alpha://company/united-states-lime-minerals-inc/cyber` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=cyber
- `alpha://company/united-states-lime-minerals-inc/ai-governance` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=ai-governance
- `alpha://company/united-states-lime-minerals-inc/agents` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=agents
- `alpha://company/united-states-lime-minerals-inc/ecosystem` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=ecosystem
- `alpha://company/united-states-lime-minerals-inc/events` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=events
- `alpha://company/united-states-lime-minerals-inc/relationships` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=relationships
- `alpha://company/united-states-lime-minerals-inc/assessments` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=assessments
- `alpha://company/united-states-lime-minerals-inc/evidence` (contract): https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record&section=evidence

## Role modules

- NOT_ASSERTED

## Attention

- NO_RECORDS_FOUND

## Committee data

- NO_RECORDS_FOUND

## Leadership

- Antoine M. Doumet: Chairman of the Board. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:5. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Jon A. Wolkenstein: Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:6. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Lila R. Weirich: Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:7. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Richard W. Cardin: Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:8. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Sandra C. Duhé: Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:9. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Timothy W. Byrne: President and Chief Executive Officer and Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:10. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Tom S. Hawkins, Jr.: Director. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:11. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- John J. Gagnon: Vice President – Business Development. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:12. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Michael L. Wiedemer: Vice President and Chief Financial Officer. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:13. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Nathan M. O'Neill: Vice President – Production. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:14. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Timothy W. Byrne: President and Chief Executive Officer. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:15. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.
- Timothy W. Stone: Vice President – Sales and Marketing. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:leadership_role:16. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748.

## Roles

- PUBLISHED

## Governance

- NOT_ASSERTED

## Board committees

- PUBLISHED

## Financials

- NOT_ASSERTED

## Workforce

- NOT_ASSERTED

## Market and index context

- PUBLISHED

## Legal Name

- UNITED STATES LIME & MINERALS INC. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:legal_name:1. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:f7ce8337d7f79d357b5f568d908e6ac9cd71cc84c5a4136d127236c4a22b89b0.

## Entity Status

- Public listing published. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:entity_status:3. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:f7ce8337d7f79d357b5f568d908e6ac9cd71cc84c5a4136d127236c4a22b89b0.

## Published Fact

- US. Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:published_fact:4. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:f7ce8337d7f79d357b5f568d908e6ac9cd71cc84c5a4136d127236c4a22b89b0.

## Security Listing

- USLM (NASDAQ). Claim: alpha:claim:company:48fdc47b-356b-48ad-8900-8cc87b67c147:security_listing:17. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:f7ce8337d7f79d357b5f568d908e6ac9cd71cc84c5a4136d127236c4a22b89b0.

## 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:f7ce8337d7f79d357b5f568d908e6ac9cd71cc84c5a4136d127236c4a22b89b0: [Alpha canonical company public projection](https://www.alpha.ac/api/public/companies/united-states-lime-minerals-inc).
- alpha:projection-evidence:document:094631aedea1841ae5188c68e052b4d8a404e3e10d7f910aa98966fa867b0748: [SEC DEF 14A 0001104659-26-036078](https://www.sec.gov/Archives/edgar/data/82020/000110465926036078/uslm-20260501xdef14a.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/united-states-lime-minerals-inc)
- [Public Markdown](https://registry.alpha.ac/companies/united-states-lime-minerals-inc.md)
- [Public JSON](https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=record)
- [JSON-LD](https://registry.alpha.ac/api/public/companies/united-states-lime-minerals-inc?format=jsonld)
- MCP resource: `alpha://companies/united-states-lime-minerals-inc` at https://mcp.alpha.ac/mcp


## Connected governance records

Only explicitly published, rights-cleared records. Missing records do not establish absence, safety, or complete coverage.

## Critical-risk oversight

Snapshot as of 2026-10-24T06:37:21.382942+00:00; recorded 2026-10-24T06:37:21.382942+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.