Companies are finding new sources of valuable data-from social media to clickstreams to server logs to machine and geolocation data-and they know they need to employ big data tools, like Hadoop, to make the best use of it. Many organizations are turning to Hortonworks-started by twenty-four of the original team of Yahoo! engineers that developed Hadoop-a company that has emerged as one of the key vendors helping enterprise customers make use of Hadoop to gain new, powerful insights into customer needs and wants.