If you are looking for Windows version of Geany, you can find and install Geany Windows easily.

Geany Windows

To find out more about Geany, you can find out another of the post for Geany Ubuntu, which could be run in Windows as well. Finding out more about Geany plugins, themes, features etc., check out the following post:
http://www.webtechquery.com/index.php/2010/06/geany-ubuntu-ide/

Download Geany Windows

You can download Geany for Windows by going to its official website as below:
http://www.geany.org/

Hope this will help you installing Geany for Windows.