Structured intelligence coverage

Structured records are temporarily unavailable. The published profile and its source ledger remain accessible.

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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
22 current organizations shown on this profile
Board positions
22 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

Mr. Steinberg has served as a director of Jefferies since December 1978 and as its Chairman since March 2013, and has served on the board of Crimson Wine Group, Ltd. since 2013. He holds an MBA from Harvard Business School and an AB in Government from New York University.

Sources are shown with the information they support.

Current roles

Appointments & responsibilities

Board appointments

Governance

Board appointments, committee responsibilities and disclosed relationships.

Committee appointments across companies · Temporarily unavailable

Structured records for this section are unavailable. This does not establish that no records exist. Published profile sources remain in Evidence & History.

Board and advisory record

Board service

Sources are shown with each role, education record, or credential.

Director

Vitesse Energy, Inc.

2023-01-01 · current

Confirmed by public sourceView source

Director

Jefferies Financial Group Inc.

1978-01-01 · current

Confirmed by public sourceView source

Connections

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

Jefferies Financial Group Inc.

Open Jefferies Financial Group Inc. profile →

Director at Jefferies Financial Group Inc.

1978-01-01 → End not stated

current · source reported

Observed: 2026-09-27

Jefferies Financia…Jefferies Financial Group Inc.Vitesse Energy, Inc.Vitesse Energy, Inc.Joseph S. Steinberg

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 ProxyPublic profile sourceSupports Director at Vitesse Energy, Inc. (NYSE: VTS).Open sourceSource 2 · Sec FilingVTS 10-K executive officersSupports AI and ML experience, Cybersecurity experience, Executive company, Executive title, Other Company Role, Technology background.Open sourceSource 3 · Sec ProxyPublic profile sourceSupports Director at Jefferies Financial Group Inc. (NYSE: JEF).Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:joseph-s-steinberg
Record version
public-0

Published evidence records

5 evidence records, matching Agent View. Records may refer to different locations or observations in the same document. This count is not a count of independent corroborating sources.

  1. Open source

    sec proxy · Source published: Apr 17, 2026 · Retrieved: Sep 2, 2026

    Supports 1 claim
    • Professional Role: Director at Vitesse Energy, Inc. · Claim reviewed: Sep 14, 2026

  2. VTS 10-K executive officers

    sec filing · Source published: Mar 2, 2026 · Retrieved: May 5, 2026

    Supports 6 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 5, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 5, 2026
    • Executive company: Executive at Vitesse Energy, Inc. · Claim reviewed: May 5, 2026
    • Executive title: Executive title: Director · Claim reviewed: May 5, 2026
    • Other Company Role: Joseph S. Steinberg is also linked to Jefferies Financial Group Inc. as Chairman. · Claim reviewed: May 5, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 5, 2026

  3. Open source

    sec proxy · Source published: Feb 23, 2026 · Retrieved: Jul 12, 2026

    Supports 1 claim
    • Professional Role: Director at Jefferies Financial Group Inc. · Claim reviewed: Sep 14, 2026

  4. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of Vitesse Energy, Inc. · Claim reviewed: Sep 14, 2026

  5. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of Jefferies Financial Group Inc. · Claim reviewed: Sep 14, 2026

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 · Source reportedAI and ML experience: not identified in the cited filing1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

Board membership · Source reportedServes on the board of Jefferies Financial Group Inc.1 source
Verification
Source reported
Confidence
Not stated
Last reviewed
Not stated
Board membership · Source reportedServes on the board of Vitesse Energy, Inc.1 source
Verification
Source reported
Confidence
Not stated
Last reviewed
Not stated
Cybersecurity experience · Source reportedCybersecurity experience: not identified in the cited filing1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

Executive company · Source reportedExecutive at Vitesse Energy, Inc.1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

Executive title · Source reportedExecutive title: Director1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

Other Company Role · Source reportedJoseph S. Steinberg is also linked to Jefferies Financial Group Inc. as Chairman.1 source
Verification
Source reported
Confidence
70%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

Technology background · Source reportedTechnology background: not identified in the cited filing1 source
Verification
Source reported
Confidence
72%
Last reviewed
May 5, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

View all sources5 records
  1. https://www.sec.gov/Archives/edgar/data/1944558/000110465926044918/tm261602-1_def14a.htm

    Sec Proxy · Tier not stated · Reviewed Sep 2, 2026

    Supports: Director at Vitesse Energy, Inc. (NYSE: VTS)

  2. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 5, 2026

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

  3. https://www.sec.gov/Archives/edgar/data/96223/000114036126006361/ny20059423x2_def14a.htm

    Sec Proxy · Tier not stated · Reviewed Jul 12, 2026

    Supports: Director at Jefferies Financial Group Inc. (NYSE: JEF)

  4. https://www.sec.gov/Archives/edgar/data/1944558/000110465926044918/tm261602-1_def14a.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership

  5. https://www.sec.gov/Archives/edgar/data/96223/000114036126006361/ny20059423x2_def14a.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership