# Definium Therapeutics, Inc.

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 Unknown, unavailable, and unpublished values are never inferred as zero.

## Record

| Field | Value |
| --- | --- |
| Representation | alpha-profile-markdown-v3 |
| Protocol | Alpha Governance Facts Protocol 0.1 |
| Schema | alpha.governance.entity.public.v1 |
| Record version | public-1 |
| Canonical entity | alpha:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9 |
| Entity type | Company |
| Canonical URL | https://registry.alpha.ac/companies/definium-therapeutics-inc |
| Publication | PUBLISHED |
| Verification | source_reported |
| Verification schema | alpha-verification-states-v1 |
| Ownership | unclaimed |
| Published claims | 20 |
| Claims under review | 1 |
| Evidence records | 3 |
| Conflicts | 0 |
| Conflicts in internal review | 0 |
| Observed | 2026-09-17T04:45:38.582239+00:00 |
| Last reviewed | 2026-09-17T04:45:38.582239+00:00 |

## Identity

- Legal name: Definium Therapeutics, Inc.
- Display name: Definium Therapeutics, Inc.

## Leadership

- Carol A. Vallone: Chair of the Board. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Andreas Krebs: Vice Chair of the Board. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- David Gryska: Director. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- David Gryska North Carolina: Director. Valid from: 2026-04-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:3.
- Matthew T. Wiley: Director. Valid from: 2021-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:3.
- Robert Barrow: Chief Executive Officer and Director. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Roger Adsett: Director. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Roger Adsett Pennsylvania: Director. Valid from: 2026-04-27. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:3.
- Roger Crystal: Director. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Suzanne Bruhn: Director. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Brandi L. Roberts: Chief Financial Officer. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Daniel Karlin: Chief Medical Officer. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Mark R. Sullivan: Chief Legal Officer and Corporate Secretary. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Matthew T. Wiley: Chief Commercial Officer. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.
- Robert Barrow: Chief Executive Officer. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2.

## Roles

- PUBLISHED

## Governance

- NOT_ASSERTED

## Board committees

- PUBLISHED

## Financials

- NOT_ASSERTED

## Workforce

- NOT_ASSERTED

## Market and index context

- PUBLISHED

## Legal Name

- Definium Therapeutics, Inc.. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1.

## Headquarters

- US. Publication: UNDER_REVIEW. Verification: source_reported. Assertion: source_reported. Evidence: unlinked, under review.

## Entity Status

- Public listing published. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1.

## Published Fact

- US. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1.
- Healthcare. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1.
- Biotechnology. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1.

## 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:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:1: [Alpha canonical company public projection](https://www.alpha.ac/api/public/companies/definium-therapeutics-inc).
- alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:2: [SEC DEF 14A 0001193125-26-182034](https://www.sec.gov/Archives/edgar/data/1813814/000119312526182034/dftx-20260427.htm).
- alpha:evidence:company:985d4ad0-a405-41ec-8ed8-2b8c1c2a17d9:3: [DEF 14A dftx-20260427.htm](https://www.sec.gov/Archives/edgar/data/1813814/000119312526182034/dftx-20260427.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.
- Current index memberships: Unavailable
- Index membership events: Unavailable

## Alternate representations

- [Canonical profile](https://registry.alpha.ac/companies/definium-therapeutics-inc)
- [Public Markdown](https://registry.alpha.ac/companies/definium-therapeutics-inc.md)
- [Public JSON](https://registry.alpha.ac/api/public/companies/definium-therapeutics-inc)
- [JSON-LD](https://registry.alpha.ac/api/public/companies/definium-therapeutics-inc?format=jsonld)
- MCP resource: `alpha://companies/definium-therapeutics-inc` at https://mcp.alpha.ac/mcp
