B-Reel hired four employees in its creative department. Alistair Campbell was named managing director, Peter Vattanatham as managing creative director, Chris Cork as senior creative and Dimitri Kalagas as senior creative, all based in Los Angeles. Campbell takes over the role from one of the agency's founding partners, Pelle Nilsson, who will now focus on management of B-Reel's North America operations. Prior to B-Reel, Campbell was a managing director/partner for The Great Society Before that, he worked at Wieden + Kennedy, Blast Radius, and Nike. Most recently, Vattanatham worked at 72andSunny, Los Angeles, as creative director on brands including Activision, …

Havas New York tapped Jon Dupuis as chief performance marketing officer and managing director. A new position, Dupuis is charged with scaling and optimizing performance marketing capabilities for clients within the New York group: across Havas Creative, Havas Media, Helia and Cognitive. Dupuis will report to Laura Maness, CEO of Havas New York. He joins the agency from DigitasLBi where he served as executive vice president, marketing, leading the agency's American Express account. At DigitasLBi for seven years, Dupuis helped the agency expand its relationship with Under Armour, adding performance media agency of record duties. Earlier in his career, Dupuis …

Seattle-based Rational Interaction named Alison Tintle as executive creative director. Tintle recently worked for POP, and prior to that held positions at Saatchi & Saatchi and VML, working on clients like Microsoft, F5 Adobe, Intel and VMware. "Over the past few years, Rational has built out our in-house capabilities, including video, to become a one-stop shop for our clients," said Joseph Debons, principal and executive managing director at Rational Interaction. "With Alison's impressive background as a successful storyteller in the digital realm, I'm confident that Alison will take our team to the next level and help us continue to drive …

Isobar hires in its Boston office. Kenny Rennard joined as an executive creative director and Steve Coy and Jason Szatmary were named vice presidents. All three will report to Geoff Cubitt and Jeff Maling, co-CEOs. Prior to Isobar, Rennard had spent a decade at Digitas. While there, he led accounts such as Bank of America, GM and Harley Davidson, overseeing a team of nearly 40 creatives. Coy is responsible for managing a number of business across the Boston and New York offices, including Hannaford and Sotheby's. In addition, he will help lead new practice and service development, with a focus …

Sean Salter was named creative director at Midnight Oil, reporting to Michelle Azzopardi, executive vice president, creative & agency operations. Salter began his career as a graphic artist and illustrator in the Consumer Products division of the Walt Disney Company. Most recently, he served as associate creative director at Eclipse and associate creative director/senior art director at Trailer Park creative agency. In addition, Christy Hayes was named account director, reporting to Brandon Gabriel, executive vice president, business development - brand. Hayes, who previously worked at M&C Saatchi and McCann Erickson, has more than 10 years of experience in brand marketing, …

WNET tapped Diane Masciale as vice president & general manager of WLIW21.

STX Entertainment appointed Patricia (Patti) Rockenwagner as chief communications officer.

Monica Seebohm joined Tremor Video's Demand Partner team as senior director, global demand.

OZY Media named Michael Sadicario as vice president of sales/ head of revenue.

BPN hired Suzy Sammons as managing director.