Sizmek Inc. is a New York-headquartered online advertising campaign management and distribution platform serving advertisers, media agencies, and publishers across 19 countries. The company provides technology and intelligence to execute data-driven digital advertising campaigns across multiple online media channels. Sizmek employs approximately 1,114 people worldwide, with operations in the United States, United Kingdom, Israel, and other international markets through subsidiaries including Sizmek Technologies, Inc. and Sizmek DSP, Inc.