Profile

Identity, professional record and current appointments.

Overview

Professional record at a glance

A concise summary of information supported by the cited public sources. Missing information is treated as unknown, not as a negative finding.

Current roles
11 current organization shown on this profile
Board positions
11 supported by public sources, 0 supplied by the profile owner
Committee roles
Not establishedNo committee role is currently confirmed by the cited sources
Qualifications
Not establishedNo qualification is currently confirmed by the cited sources

Professional narrative

About

Alpha has not published a narrative summary because the current public source set is not sufficient.

Current roles

Appointments & responsibilities

Board appointments

Governance

Board appointments, committee responsibilities and disclosed relationships.

Connections

Explore the roles, education and affiliations published in this record.

AST SpaceMobile, Inc.

Open AST SpaceMobile, Inc. profile →

Director at AST SpaceMobile, Inc.

Start not stated → End not stated

current · source reported

Observed: 2026-09-13

AST SpaceMobile, I…AST SpaceMobile, Inc.Chris C. Sambar

Dashed lines mark past roles. Select a connection to see its dates and sources.

Relationship map

Connected through the public record

Direct relationships from verified facts and published résumé records. Private connections are excluded.

Direct public links only

Only published affiliations are shown here. Private relationships require authorized access.

Experience

Career history, education, credentials and public contributions.

Published record

Featured coverage

Selected publications and public sources used to establish this profile. Inclusion records provenance; it is not an endorsement.

Source 1 · Sec FilingPSA-PS 10-K executive officersSupports AI and ML experience, Cybersecurity experience, Executive company, Executive title, Other Company Role, Technology background.Open sourceSource 2 · Sec FilingASTS DEF 14A director slateSupports AI and ML experience, Board role, Committee assignments, Cybersecurity experience, Technology background.Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:christopher-sambar
Record version
public-0

Sources

Sources and published information

Each item links to the public source used to support it. When sources disagree, the item is clearly marked for review.

AI and ML experience · CorroboratedAI and ML experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Board role · Source reportedBoard role: Director1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 15, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

Committee assignments · Source reportedNo committee assignment disclosed in the cited filing1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 15, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

Cybersecurity experience · CorroboratedCybersecurity experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Executive company · CorroboratedExecutive at Public StorageSupported by 13 public records13 sources
Verification
Corroborated
Confidence
94%
Last reviewed
Jul 28, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Executive title · CorroboratedExecutive title: Chief Operating OfficerSupported by 13 public records13 sources
Verification
Corroborated
Confidence
94%
Last reviewed
Jul 28, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Other Company Role · Source reportedChris C. Sambar is also linked to AST SpaceMobile, Inc. as Director.1 source
Verification
Source reported
Confidence
70%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Technology background · Under reviewTechnology background: not identified in the cited filing1 source
Verification
Under review
Confidence
72%
Last reviewed
May 15, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

Technology background · Under reviewTechnology background reported in filings1 source
Verification
Under review
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

View all sources15 records
  1. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: AI and ML experience · Cybersecurity experience · Executive company · Executive title · Other Company Role · Technology background

  2. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  3. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  4. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  5. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  6. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  7. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  8. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  9. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  10. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  11. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  12. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  13. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

    Supports: Executive company · Executive title

  14. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

    Supports: AI and ML experience · Board role · Committee assignments · Cybersecurity experience · Technology background

  15. https://www.sec.gov/Archives/edgar/data/1780312/000149315225019825/formdef14a.htm

    Sec Proxy · Tier not stated · Reviewed Apr 24, 2026

    Supports: Director at AST SpaceMobile, Inc. (NASDAQ: ASTS)