Veteran theater agent Val Day has joined ICM. She previously was at WME, where she repped the estate of Eugene O’Neill; playwrights Athol Fugard, Adam Bock, Jordan Harrison, Amy Herzog, Dan LeFranc and Nilaja Sun; lyricist Chad Beguelin; composer Gabe Kahane; and directors David Cromer, Trip Cullman, Gordon Edelstein, Anne Kauffman, Simon Phillips, Hal Brooks and Mark Rucker. Also in the agency’s New York office, Sean Liebowitz and Armen Stevens have been promoted to agent in the talent department.