The most popular source of weather news and information, TWCC properties reach 60 million monthly Web consumers (weather.com and Desktop) and 30 million monthly mobile users (mobile Web and applications) and offer the second most popular mobile app on all smartphones. WSI, headquartered in Andover, MA, primarily provides business-to-business weather services, particularly for the media, aviation, marine, and energy sectors. Online weather service Weather Underground is based in San Francisco and has developed the world's largest network of personal weather stations. TWCC is owned by a consortium made up of NBC Universal and the private equity firms The Blackstone Group and Bain Capital. Since 1982, The Weather Channel has brought timely weather information to the world.
