The new leaders of PMK*BNC and Rogers & Cowan—from left, Cindi Berger, Shirley Hughes, Mark Owens and Alan Nierob—gleefully gathered after agreeing on who gets to be “excited” and “thrilled” in their press release.

Hollywood's two largest PR companies, PMK*BNC and Rogers & Cowan, are merging to create a massive global integrated marketing and communications agency.

The deal brings together music clients Katy Perry, Elton John, Trisha Yearwood, The Rolling Stones and Dixie Chicks, among others. Longtime Rolling Stones/Elton publicist Fran Curtis becomes Vice-Chairman, Entertainment Division, in New York.

The new leadersip is Chairman Cindi Berger, CEO Mark Owens and Chairman Entertainment Division Alan Nierob. Shirley Hughes is Lead Brand Marketing Division President, L.A.-based Brad Cafarelli joins Curtis as Vice-Chairmen Entertainment Division, and Bill Rosenthal is COO/CFO.

The combined agency has more than 500 clients and 350+ marketing and communications staff members. The agency, now part of the Octagon Sports and Entertainment Network, will unveil a new name and will elevate additional leadership in the coming months.