Nielsen Mobile (formerly Telephia) provides market research and service quality data on the wireless telecommunications industry. It primarily serves more than 100 device makers, retailers, and service operators in the US, Canada, and Europe, providing insight into the competitive landscape and areas of customer needs. Nielsen Mobile measures such areas as subscriber share, network quality, device share, customer satisfaction, and application usage. The company is owned by
The Nielsen Company
, the #1 market research firm in the world.