Agent View

Machine representations

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

Canonical entity
alpha:person:stavros-g-vizirgianakis
Schema
alpha.governance.entity.public.v1
Last reviewed
2026-09-14T13:10:01.730859+00:00
Verification
source_reported
Ownership
unclaimed

Markdown

https://registry.alpha.ac/people/stavros-g-vizirgianakis.md
Open Markdown

Stavros G. Vizirgianakis

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 Unknown, unavailable, and unpublished values are never inferred as zero.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:stavros-g-vizirgianakis
Entity typePerson
Canonical URLhttps://registry.alpha.ac/people/stavros-g-vizirgianakis
PublicationPUBLISHED
Verificationsource_reported
Verification schemaalpha-verification-states-v1
Ownershipunclaimed
Published claims11
Claims under review0
Evidence records5
Conflicts0
Conflicts in internal review0
Observed2026-09-18T06:26:47.875255+00:00
Last reviewed2026-09-14T13:10:01.730859+00:00

Identity

  • Legal name: Stavros G. Vizirgianakis
  • Display name: Stavros G. Vizirgianakis

Leadership

  • PUBLISHED

Roles

  • Director at Xtant Medical Holdings, Inc.. Valid from: 2026-06-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:1.
  • Chairman of the Board at Xtant Medical Holdings, Inc.. Valid from: NOT_ASSERTED. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis: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:stavros-g-vizirgianakis:3.

Board membership

  • Serves on the board of Xtant Medical Holdings, Inc.. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:5.

Cybersecurity experience

  • Cybersecurity experience: not identified in the cited filing. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:3.

Executive company

  • Executive at Medinotec Inc.. Valid from: 2025-05-29. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:4.
  • Executive at Xtant Medical Holdings, Inc.. Valid from: 2026-03-31. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:3.

Executive title

  • Executive title: Chairman of the Board and Director. Valid from: 2026-03-31. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:3.
  • Executive title: Director. Valid from: 2025-05-29. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:4.

Other Company Role

  • Stavros G. Vizirgianakis is also linked to Apyx Medical Corporation (NASDAQ: APYX) as Chair of the board of directors.. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:3.

Technology background

  • Technology background reported in filings. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:stavros-g-vizirgianakis:3.

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