This is a nifty little search tool created by the makers of SCORM cloud (Rustici Software). eLearning Atlas has aggregated over 1000 products and vendors for eLearning together and made them accessible through an easily filtered search. If you’re looking for anything “Moodle”, this is a great place to start: http://www.elearningatlas.com/#!/f/1/10/list/r/search:Moodle.
In addition they have a cool map visualization of the world’s elearning tools and companies:
The best place to go to find service providers for Moodle hosting / support is the Moodle partner site which lists over 50 companies around the globe who actively contribute to Moodle HQ.
http://moodle.com/partners/