About Refsnes Data

Our mission is to develop well-organized and easy-to-understand online tutorials based on the W3C Web standards.

Hege, Ståle, and Jan Egil Refsnes are the authors of W3Schools. They all have long and solid experience with Internet development.

Today their greatest concern is W3Schools, a web site that has quickly become one of the most popular in the world, with ever increasing visitor traffic.

Hege Refsnes

Hege Refsnes has 7 years of Internet development experience, developing web based solutions for different customers of Refsnes Data.

Hege writes most of the .NET and ASP tutorials at W3Schools.

Ståle Refsnes

Ståle Refsnes has 6 years of Internet development experience, developing web based solutions for The Norwegian Handball Federation.

Ståle writes most of the HTML, JavaScript and VBScript tutorials at W3Schools.

Jan Egil Refsnes

Jan Egil Refsnes is the senior developer at Refsnes Data with over 30 years of computing experience.

"Jani" has been supervising a large number of company critical development projects for oil companies like Amoco, British Petroleum, ELF, Halliburton and Brown & Root. He has also developed computer based solutions for more than 20 governmental institutions like The National Library, state hospitals, the police, and many others.

Jani writes most of the XML tutorials at W3Schools.

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Get Your Diploma! W3Schools' Online Certification Program is the perfect solution for busy professionals who need to balance work, family, and career building. The HTML Certificate is for developers who want to document their knowledge of HTML, XHTML, and CSS. The JavaScript Certificate is for developers who want to document their knowledge of JavaScript and the HTML DOM. The ASP Certificate is for developers who want to document their knowledge of ASP, SQL, and ADO.

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W3Schools was converted to XHTML in December 1999