This book constitutes the thoroughly refereed postproceedings of the 2nd International Conference on Trends in Enterprise Application Architecture, TEAA 2006, held in Berlin, Germany, November 29 - December 1, 2006.

The 24 revised full papers presented together with 1 invited talk were carefully reviewed and selected from numerous submissions for inclusion in the book. Their common purpose is to identify problems or issues in enterprise application architecture and propose and evaluate a solution. Topics of interest are model driven architecture, enterprise development environments, service oriented architecture, data integration, sizing and cost estimation, performance benchmarking, mobile workforce access, multi-channel architecture, autonomous computing, enterprise grid computing, load balancing, and enterprise component platforms.