I often get asked by customers for third party analyst reports on where we stand in the industry from an analyst point of view, and finally, we've put them all in one place up on microsoft.com. Just go to:-

Some of my favourites are:-

Magic Quadrant for Application Infrastructure for Back-End Application Integration Projects, 2Q07 (Gartner, June 7, 2007): This Gartner Magic Quadrant by Jess Thompson evaluates those vendors in the Application and Integration market focused on providing solutions focused on the integration of back-end application systems. Gartner positions Microsoft in the Leaders quadrant. According to Gartner, “Leaders are vendors with a proven and comprehensive integrated product set.”

Magic Quadrant for Application Infrastructure, 2Q07, (Gartner, June 1, 2007): This Gartner Magic Quadrant by Simon Hayward evaluates an analysis of the totality of the Application Infrastructure market and the relevance of suppliers whose products might be used over time in a variety of project types. Gartner positions Microsoft in the Leaders quadrant. According to Gartner, Leaders are “recognized as having a full range of capabilities to support all project types in any geographic location and have demonstrated consistent product delivery over a considerable period to meet customer needs.”

Anyway, check out the link for yourself. There are lots more articles available.