SIGNAL Advertising Headquarters

 Madeleine Stern  

 Director SIGNAL Media Sales, Strategy and BrandLink

 Telephone: 703-631-6181




Mike Gribbin

Bodil Lund
Advertising, Marketing & Publications Manager

Telephone: 703-631-6192




Account Executives

Contact the Account Executive who serves your local area. For assistance, you can also contact the Director of Advertising, 703-631-6181 or

Michael Walker 
Western & Mid-Western U.S., New England and North Eastern Territories

The R.W. Walker Company Inc.
515 South Flower Street, 36th Floor
Los Angeles, CA 90071

Telephone: 925-648-3101


Mike Gribbin

Mark Horowitz 
Washington Area (DC, MD, VA) and South Eastern U.S. Territories

Telephone: 805-217-6026




For regions not listed with a representative, please contact Madeleine Stern at 703-631-6181 or