Structured intelligence coverage

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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
11 current organization shown on this profile
Board positions
11 supported by public sources, 0 supplied by the profile owner
Committee roles
1Roles supported by the sources cited on this profile
Qualifications
Not establishedNo qualification is currently confirmed by the cited sources

Professional narrative

About

Served as Chairman and Chief Executive Officer since May 2004. Previously served as President of the Company and held leadership roles at UMB Bank Colorado.

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

COMMERCE BANCSHARES INC /MO/

2015-01-01 · current

Confirmed by public sourceView source

Connections

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

COMMERCE BANCSHARES INC /MO/

Open COMMERCE BANCSHARES INC /MO/ profile →

Director at COMMERCE BANCSHARES INC /MO/

2015-01-01 → End not stated

current · source reported

Observed: 2026-09-25

COMMERCE BANCSHARE…COMMERCE BANCSHARES INC /MO/J. Mariner Kemper

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 FilingCBSH DEF 14A director slateSupports AI and ML experience, Board role, Committee assignments, Executive company, Executive title, Cybersecurity experience, Technology background.Open sourceSource 2 · Sec FilingUMBFO 10-K executive officersSupports AI and ML experience, Cybersecurity experience, Executive company, Executive title, Technology background.Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:john-w-kemper-2
Record version
public-0

Published evidence records

4 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. CBSH DEF 14A director slate

    sec filing · Source published: Mar 13, 2026 · Retrieved: May 12, 2026

    Supports 7 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Board role: Board role: Director · Claim reviewed: May 12, 2026
    • Committee assignments: Committee assignments: Executive · Claim reviewed: May 12, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Executive company: Executive at Commerce Bancshares, Inc. · Claim reviewed: May 12, 2026
    • Executive title: Executive title: President and Chief Executive Officer · Claim reviewed: May 12, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 16, 2026

  2. Open source

    sec proxy · Source published: Mar 13, 2026 · Retrieved: May 12, 2026

    Supports 1 claim
    • Professional Role: Director at COMMERCE BANCSHARES INC /MO/ · Claim reviewed: May 16, 2026

  3. UMBFO 10-K executive officers

    sec filing · Source published: Feb 26, 2026 · Retrieved: Jul 28, 2026

    Supports 5 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Executive company: Executive at UMB FINANCIAL CORP · Claim reviewed: Jul 28, 2026
    • Executive title: Executive title: Chairman and Chief Executive Officer · Claim reviewed: Jul 28, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 16, 2026

  4. Open source

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

    Supports 1 claim
    • Board membership: Serves on the board of COMMERCE BANCSHARES INC /MO/ · Claim reviewed: May 16, 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 · 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 12, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Board membership · Source reportedServes on the board of COMMERCE BANCSHARES INC /MO/1 source
Verification
Source reported
Confidence
Not stated
Last reviewed
Not stated
Board role · Source reportedBoard role: Director1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 12, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 12, 2026

Committee assignments · Source reportedCommittee assignments: Executive1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 12, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 12, 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 12, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Executive company · Source reportedExecutive at Commerce Bancshares, Inc.1 source
Verification
Source reported
Confidence
85%
Last reviewed
May 12, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 12, 2026

Executive company · Source reportedExecutive at UMB FINANCIAL CORP1 source
Verification
Source reported
Confidence
94%
Last reviewed
Jul 28, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Executive title · Source reportedExecutive title: Chairman and Chief Executive Officer1 source
Verification
Source reported
Confidence
94%
Last reviewed
Jul 28, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

Executive title · Source reportedExecutive title: President and Chief Executive Officer1 source
Verification
Source reported
Confidence
85%
Last reviewed
May 12, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 12, 2026

Technology background · CorroboratedTechnology background: 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 12, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

View all sources4 records
  1. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 12, 2026

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

  2. https://www.sec.gov/Archives/edgar/data/22356/000002235626000107/cbsh-20260312.htm

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

    Supports: Director at COMMERCE BANCSHARES INC /MO/ (NASDAQ: CBSH)

  3. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed Jul 28, 2026

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

  4. https://www.sec.gov/Archives/edgar/data/22356/000002235626000107/cbsh-20260312.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership