Category: Private Citizen — Corporate Director Role: Board Director, Parsons Corporation Board Tenure: 2006 – present Committee Memberships: Corporate Governance & Responsibility; Compensation & Management Development Profile Type: Board Member Accountability — Anchor B (Documented Organizational Leadership)

Basis for Inclusion: Mark K. Holdsworth holds a documented governance role at Parsons Corporation. Parsons Corporation is a major defense, intelligence, and government infrastructure services company deriving nearly all its revenue from U.S. federal government contracts — including classified national security, cyber, and intelligence programs. Parsons made documented political donations to Trump-aligned entities while holding billions in defense and intelligence contracts directly funded through presidential budget decisions. 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

Mark K. Holdsworth is a private equity and investment management professional who founded The Holdsworth Group, an investment advisory firm. He previously served as a Managing Director at Tennenbaum Capital Partners (later acquired by BlackRock), a credit-focused investment firm. With board tenure at Parsons dating to 2006, Holdsworth is one of the company’s longest-serving independent directors, having overseen the company’s transition from an employee-owned entity through its 2019 IPO and subsequent years as a public defense contractor. His background in M&A, credit markets, and investment oversight informs his governance and compensation committee roles.

Board Role and Governance Authority

• Company: Parsons Corporation (NYSE: PSN)
• Board tenure: 2006 – present
• Committee assignments: Corporate Governance & Responsibility Committee; Compensation & Management Development Committee
• SourceParsons DEF 14A filed March 2, 2026; SEC EDGAR

Other Current Board Memberships (if applicable)

• The Holdsworth Group (Founder and Managing Partner)

Parent Corporate Donor Profile

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

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Investigative trail pointers (public records)

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Sources

• Parsons Corporation DEF 14A Proxy Statement filed March 2, 2026; SEC EDGAR