Comstock has reinvigorated GE's b-to-b marketing efforts.(Special Report: Marketer of the Year)

Byline: Sean Callahan

All in all, it's been a pretty good year for Beth Comstock. In July, she was promoted to chief marketing officer for General Electric Co. She is the first to hold the title in a decade.

The appointment came on the heels of Comstock's role in leading the launch of a new advertising campaign for GE. Featuring the tagline "Imagination at work," it replaced the iconic "We bring good things to life."

The ambitious campaign, developed by BBDO, New York, includes TV spots that promote GE Aircraft Engines with a scenario that shows a jet engine strapped to the Wright Brothers' airplane. There's also a spot for GE Medical Systems that …