John K. Tien Jr. — Board Member Accountability Profile
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John K. Tien Jr. — Board Member Accountability Profile

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John K. Tien Jr. — Board Member Accountability Profile

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Category: Private Citizen — Corporate Director Role: Director, Union Pacific Corporation Board Tenure: 2023 – present Committee Memberships: Audit, Finance Profile Type: Board Member Accountability — Anchor B (Documented Organizational Leadership)

> Basis for Inclusion: John K. Tien Jr. holds a documented governance role at Union Pacific Corporation. Union Pacific Corporation is the largest freight railroad in the United States and made documented political donations to Trump-aligned entities. Union Pacific is significantly affected by Surface Transportation Board (STB) regulatory decisions, federal freight rail policy, trade policy (particularly cross-border trade that moves on its network), and the regulatory framework governing railroad mergers and operations. This profile documents the factual governance relationship, not the subject’s personal political views.

> Subject Classification: Private Citizen / Corporate Director. Board membership is a matter of public record.

> What is NOT the basis for inclusion: Personal political opinions, party affiliation, or protected speech are NOT the basis for inclusion.

Biographical Overview

John K. Tien Jr. is a retired U.S. Army Lieutenant General and former senior government official with extensive experience in national security, logistics, and finance. He served as Deputy Secretary of Homeland Security under President Biden (2021–2023), the second-ranking official at DHS, where he oversaw cybersecurity, border management, and homeland security operations. Prior to his DHS role, Tien was a senior executive at Citigroup, working in the bank’s institutional finance operations. His U.S. Army career spanned senior command and staff assignments with logistics and operational experience. Tien joined the Union Pacific board in 2023 and serves on the Audit and Finance committees.

Board Role and Governance Authority

  • Company: Union Pacific Corporation (NYSE: UNP)
  • Board tenure: 2023 – present
  • Committee assignments: Audit Committee, Finance Committee

Other Current Board Memberships (if applicable)

No additional public company board seats reported in 2025 proxy.

Parent Corporate Donor Profile

This profile is a governance-accountability companion to the Union Pacific Corporation corporate donor profile.

Sources

  • Union Pacific Corporation DEF 14A Proxy Statement, 2025; SEC EDGAR
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