WhitePages.com has named ERIK RICARD as an account executive and JON HOLM as network account executive.

Sigma Group has hired DANA SINGLETON as a media supervisor and AMY WILLIAMSON as a senior media planner. Before joining Sigma Group, Singleton was a media supervisor with Grey Direct. Most recently, Williamson was a media supervisor at MindShare.

BILL ROSOLIE has been promoted to executive vice president of Rainbow National Network Advertising Sales.

TACODA has hired RACHEL GOODMAN and DANIELLE B. SCHNUR as sales development associates and NINA KRYUK joined the company as market manager. Previously, Goodman was an Account Executive with AGENYSACKS; Schnur was with Summit Media Group as a traffic and commercial clearance coordinator; and Kryuk worked for Viewpoint Corporation.

The Bravo Group has named FEDERICO DUBERTI as account director, CARLA TESAK as creative director and MONICA GUTIERREZ as experiential director in the New York office.

HENRY WILLIAMSON has been promoted to CEO of iMedia International. Co-founder DAVID MACEACHERN will remain chairman, and assume the role of chief architect.

LUIS JANUMIS has joined Colby & Partners as interactive producer and project manager.

Kaboom productions has named ERIC MCCASLINE as head of production.

DAVID WHITE has joined WestWayne as SVP/director of brand planning, a new position, while LISA WHITE was named SVP/account director, overseeing the Buffalo Wild Wings account.

MICHAEL BRZOZOWSKI has been named executive vice president, director of CRM at DraftFCB. Brzozowski will be responsible for leading the CRM practice in New York, while developing CRM methodologies and best practices for DraftFCB’s current clients. Most recently, Brzozowski was senior partner, executive director of relationship marketing strategy at OgilvyOne.