Evan Williams, Jack Dorsey, and Biz Stone co-founded Twitter in 2006. Here's less than 140 characters for ya: trivial texts or not, every one's all a-twitter about tweeting. Twitter operates a free digital service site that blends social networking with the ability to post short messages (or micro-blogs) limited to 140 characters or less, commonly known by users as "Tweets." Twitter's service is designed for use on personal computers and via mobile devices, such as iPhone and BlackBerry smart phones. When accessed through the Internet, Tweets are published on a poster's personal Web page. Tweets can be restricted to select viewers, or viewed by anyone.

Ariba, Inc., together with its subsidiaries, provides spend management solutions in the United States. It offers Ariba Spend Management solutions to deploy and integrate with enterprise resource planning and other software systems. These solutions allow organizations to automate tasks, such as identifying global suppliers, sourcing goods and services, negotiating and managing contracts, processing invoices and payments, and managing trading relationships. The company's spend management solutions integrate with and leverage the Ariba Supplier Network, a scalable Internet infrastructure that connects its buying organizations with their suppliers to exchange product and service information, as well as a range of business documents, such as purchase orders and invoices. Its spend management solutions also comprise implementation and strategic consulting, education and training, commodity expertise and decision support, benchmarking, sourcing, and procurement outsourcing services. Ariba, Inc. was founded in 1996 and is headquartered in Sunnyvale, California.

Xinhua Finance was founded in 1999 to meet the growing demand from global and Chinese investors for an open exchange of financial information and analysis. Xinhua Finance is betting that investing in China is more than a yuance-in-a-lifetime opportunity. The company is a leading financial information services provider that distributes news, stock market updates, and ratings services to investors and financial professionals in China. It has 15 regional news bureaus across Asia, Europe, and North America. In addition, the company offers investor relations services through subsidiary China Fortune Public Relations.

Strategic Forecasting, Inc. was founded in 1996 by national security and intelligence expert Dr. George Friedman. Strategic Forecasting, which does business as Stratfor, publishes global intelligence information through its subscription-based Web site, Stratfor.com. The site's content (geopolitical analysis, industry and country forecasts, terrorism intelligence, and real-time situation reports) is designed to help businesses, trade associations, government agencies, and individuals reduce risk and identify business opportunities. Stratfor offerings include online subscriptions to content, as well as custom-tailored consulting projects. It also provides weekly intelligence reports via e-mails based on geopolitics and security.

Group NBT was founded in 1995. Easily is not only how but what Group NBT can offer to help a company get a good Web site. Group NBT, formerly NetBenefit, provides Web-hosting services and domain-name management in the US, the UK, and continental Europe. Group NBT operates through three companies: NetBenefit, which provides Web-hosting services to small and midsized businesses; NetNames (acquired 2000), offering domain-name management to large businesses; and Easily (purchased 2004), offering Web-hosting and domain-name services to businesses and consumers in the UK. Group NBT company acquired brand protection services firm Envisional in 2007.

HealthStream, Inc. provides Internet-based learning and research solutions for the training, information, and education needs of the healthcare industry in the United States. The company operates in two segments, HealthStream Learning and HealthStream Research. The HealthStream Learning segment, through its Internet-based platforms, the HealthStream Learning Center and HealthStream Express, provides training and education content with administrative and management tools. Its learning management system supports healthcare administrators in configuring training for various groups of employees, modifying training materials, and documenting completed training. This segment also provides training, implementation, and account management services for the adoption of its platform. In addition, it develops, manages, and distributes online, live, and print education and training activities for provider-based healthcare professionals and physicians, as well as provides online education and training services for sales representatives. The HealthStream Research segment provides the hospital-based customers with patient, physician, employee, and community surveys; data analyses of survey results; and other research-based measurement tools. The company sells its products and services primarily through its direct sales teams, consultants, and account relationship managers to healthcare organizations, pharmaceutical and medical device companies, and other entities in the healthcare industry. HealthStream, Inc. was founded in 1990 and is headquartered in Nashville, Tennessee.

Fasthosts Internet is a division of Germany-based United Internet. Fasthosts Internet wants businesses to entertain customers fast. Fasthosts Internet Ltd. company offers Web hosting services and low-cost broadband Internet access to businesses, individuals, and resellers. Fasthosts automates its services using an online control panel that allows customers to set up and manage their accounts, including adding and managing domain names. Fasthosts Internet Ltd. company was founded in 1999 when schoolmates Andrew Michael and Alex Wilding could not find a suitable hosting service for a project Web site they were designing. Andrew Michael was succeeded as CEO in 2009 by Andy Burton, the former CEO of Centennial Software.

Bebo is a popular social network in the UK, and has versions of the site in about a dozen countries in North America, Europe, Australia, and New Zealand. The site allows users (who are predominantly ages 16-24) to set up profiles through which they can share photos and interests in movies, music, and sports. Bebo users can find content based on what members of their social network are consuming. Bebo counts about 25 million users. Programmer Michael Birch co-founded Bebo with wife Xochi in 2005. Unable to attract more users in the US, in 2010 former parent company AOL sold Bebo to turnaround specialist Criterion Capital Partners. MySpace. Facebook. Bebo? Call it the triad of free online social networking sites.

Unlike the Dada anti-culture movement of the early 20th century, DADA embraces culture, particularly Internet culture. A media and technology company, DADA operates through two divisions: Dada.net, which runs music-sharing and downloading, blogging, and social networking sites; and Dada.pro, which provides domain registration, Web-hosting, online advertising platforms, and other services. Some of the company's assets include Italian blogging site Blogo, UK Web-hosting site Namesco, and Simply, an advertising firm that caters to small and midsized businesses. Most of DADA's operations are in Italy, but it does operate in Europe and the US as well. It was founded in 1995 by Paolo Barberis and other executives.

WebMD Health Corp. provides health information services to consumers, physicians and other healthcare professionals, employers, and health plans through its public and private online portals, mobile applications, and health-focused publications in the United States. The company’s public portals enable consumers to obtain health and wellness information, including information on specific diseases or conditions; check symptoms; locate physicians; store individual healthcare information; receive periodic e-newsletters on topics of individual interest; and participate in online communities with peers and experts. Its public portals for physicians and healthcare professionals provide access to clinical reference sources; stay abreast of the latest clinical information; learn about new treatment options; earn continuing medical education (CME) credit; and communicate with peers. WebMD Health Corp. also provides mobile health information applications for use by consumers and physicians. In addition, WebMD Health Corp. provides e-detailing promotion and physician recruitment services, and information services, as well as print services, including the publication of WebMD the Magazine, a consumer magazine distributed to physician office waiting rooms. The public portals’ sponsors and advertisers include pharmaceutical, biotechnology, medical device, and consumer products companies. The company’s private portals enable employers and health plans to provide their employees and members with access to personalized health and benefit information and decision support technology that helps them to make more informed benefit, treatment, and provider decisions. Further, it offers telephonic health coaching services on a per participant basis across an employee or plan population for clients of its private portals. WebMD Health Corp. is headquartered in New York, New York.

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