Company Information

Founded by Dermot Hogan and Huw Collingbourne in 2006, SapphireSteel Software is a division of Rosedown Mill Ltd., a software development and consultancy company founded in 1994.

Dermot Hogan :: Chief Architect

Dermot has twenty years experience as a senior software developer in the financial industry. He has programmed his way through many of the world’s computer languages, starting with BCPL and Algol68, meandering through C, C++ and C# before finally arriving at Ruby and Flex. Dermot is the Chief Architect of SapphireSteel Software’s Visual Studio IDEs.

Dermot holds a PhD in Physics from the University of Cambridge.

Huw Collingbourne :: Technology Director

Huw is a programmer, technology writer and columnist. He has written tutorials on programming languages ranging from Delphi and Java to C# and Smalltalk. He is author of the free Little Book Of Ruby and is the editor the online computing magazine, Bitwise. Huw is involved in the design, programming and documentation of the Ruby In Steel and Amethyst IDEs with particular emphasis on the visual interface tools.

Huw has an MA in English from the University of Cambridge.

To contact us please use the Sapphire In Steel Contact Page.

About the Software
 Steel is the name of SapphireSteel Software’s IDE for programming dynamic languages in Visual Studio.
 Ruby In Steel is the name of the Ruby programming product based on the Steel IDE.
 Amethyst is the name of our IDE for developing Adobe Flex/AIR applications in Visual Studio.
 Visual Rails Workbench is the name of a visual web design environment integrated into Ruby In Steel Developer.
 Sapphire In Steel is the name of a future Sapphire programming product (in development) which will be based on the Steel IDE.
 Sapphire is the name of a new object oriented programming language being developed by SapphireSteel Software.