Caleb Tiller

Executive Director of Communications & Public Affairs, United Nations Foundation

Caleb Tiller Nats Bio Pic

Caleb Tiller is the United Nations Foundation’s Executive Director of Communications & Public Affairs, and brings over a decade of experience in communications, marketing and public relations to the position. He helps manage an award-winning team of more than 30 communicators, shaping the conversation about the Foundation’s work to connect people, ideas and resources to help the UN take on the world’s most pressing challenges.
Previous positions include tenures in the travel industry, the non-profit sector, and membership associations. Just prior to the UN Foundation, Caleb worked as Sr. Director, Marketing and Communications, for the Global Business Travel Association, an organization where he served for over six years. In his last position at GBTA, Caleb oversaw all of the organization’s event marketing, media relations, social media, and membership communications, for operations in North America, South America, and Europe. Caleb started his career as an educator, working for four years as a high school English teacher and college-level tutor.
Caleb lives in Washington, DC, with his wife, two children, and dog. He has been known to call himself music head, and has admitted on occasion that he is a terrible Twitter user (

Fun Fact about Caleb Tiller: As a teenager I attended the last baseball game ever played at Baltimore’s Memorial Stadium and the first-ever game played at Camden Yards. I watched them pick up home plate at Memorial and put it down at Camden. More recently, I attended the first regular season game ever played at Washington’s Nationals Park.

Blog Posts by Caleb Tiller

Meet Two Heroes Whose Work You Should Know About
Athletes, celebrities, and comic book characters are often hailed as heroes. But every day, individuals who are taking on global problems fly under the radar. Here are two of them: Dr. Laura Stachel of WE CARE Solar and Nancy Hughes of StoveTeam International.
October 9, 2013

In Tanzania, the UN at Work
When I think of the United Nations, the first images in my mind are often the iconic UN headquarters building in New York, or news photos of heads of state. But the UN is so much more than that, as I was reminded in Tanzania recently. For many people, the UN is a very present and very important part of their lives.
August 13, 2013

What’s a B’EarthDay Party?
At six years old, my son Travis surprises me fairly often. Last month, as we planned his birthday party, I got a surprise that made me really proud of him, and reminded me that our kids are sometimes way more ready to grow than we realize.
May 31, 2012