About

Communications director with nearly ten years across Army public affairs, federal consulting and nonprofit communications. Trained at the Defense Information School and led the public affairs team at U.S. Army Garrison Humphreys in South Korea. Drafts statements, letters and quotes for executives, retired general officers, former ambassadors and former members of Congress.

Matthew Marcellus

Career

  1. Aug. 2017Graduated from the Defense Information School as an Army public affairs specialist.
  2. 2018Covered U.S. and Georgian predeployment training at Hohenfels and the 4th Combat Aviation Brigade at Illesheim, Germany.
  3. 2019Covered the 1st Armored Division at Fort Bliss, Texas.
  4. 2020Led the public affairs team at U.S. Army Garrison Humphreys in South Korea through COVID-19 operations. The Bag Brigade story took first place for News Story of the Year in the Army's Keith L. Ware competition.
  5. Jan. 2023Joined Sanctum Federal as a communications strategist, translating procurement rules and budget cycles into plain language for companies that sell to the federal government.
  6. 2025Earned an MBA and an MA in Communication from Johns Hopkins University.
  7. Sept. 2025Became director of communications and marketing for a national nonprofit that supports Afghan and Iraqi wartime allies.
  8. Nov. 2025Directed the nonprofit's public response after the shooting of two West Virginia National Guard members near the White House.
  9. Aug. 2026Ran Day 1,827, the nonprofit's campaign for the fifth anniversary of the fall of Kabul.
  10. Fall 2026Began a Master of Public Administration at Columbia University's School of International and Public Affairs.
  11. Oct. 2026Directed the relaunch of the nonprofit's website and brand.

Areas of work

National media relationsCrisis and issues managementExecutive communications and media trainingPublic affairs and policy communicationsMessaging frameworksBrand voice and editorial standardsDigital and social strategyWebsite and CMS strategyStakeholder and coalition engagementVendor management

Languages: English and French (intermediate).

Fiction

Writes horror and literary fiction under his own name. "Below 4.5" appeared in Collateral Journal, Issue 11.1, on Oct. 31, 2026.

Read the fiction

Education

Columbia University, School of International and Public Affairs

Master of Public Administration · Expected 2028

Johns Hopkins University

MBA and MA in Communication · 2025

The Pennsylvania State University

B.A. International Politics, 2021 · B.A. History, 2022 · Summa cum laude

Defense Information School

2017