Trina Arnett, former head of analytics at Crispin Porter + Bogusky and Mullen, has launched her own consulting firm to help clients make sense of their data and link it to strong business results.

Catalog Spree hired Arnaud Collin as chief marketing officer.

LevLane hired Elise Brown as account supervisor on pr accounts including Beneficial Bank, West Chester University, WXPN and Reliance Standard Life Insurance.

Baldwin&, Raleigh hired Emily Kissee as account supervisor on Burt’s Bees. Titles at Baldwin& are self-assigned and Kissee’s will be “Hot Sauce.”

PointRoll promoted Bob Shaffer to vice president of east coast sales.

Carat hired Mike Vitti as senior vice president, group director, data and analytics to oversee the agency's data and analytics practice.

Brian L. Perkins has joined Mekanism as senior creative and director.

Modern Luxury named Greeven Cuomo as editor in chief of Manhattan and James Aguiar as national fashion director for 40 Modern Luxury magazines.

The Madison Square Garden Company named Irene Baker senior vice president, government affairs.

Vibrant Media named John Haskin as vice president of marketing.