A comparsion and review of EA Maturity Models

1. Enterprise Architecture(EA) Maturity Models

2. What EA Maturity Models exist? There is no standard model for EA Maturity TOGAF refers to US Doc ACMM As of July 2011, I found the following EA Maturity Models in the following categories: - This presentations focuses on these models

3. Common Traits for all EA Maturity Models Most are modelled on the Capability Maturity Model Integration (CMMI) The model has a number of levels(from 4-7) of maturity Each level has an attribute or characteristic that can be rated based on the maturity of the activities performed by the EA function Some models make recommendations in what are the areas of improvement Some provide tools to help assess your maturity

4. US Government - Doc US ACMM Open Downloadable for free, recommended by TOGAF Levels Six – None, Initial, Developing, Defined, Managed and Optimizing Attributes: - Uses 9 characteristics Architecture Process Architecture Development Business Linkage Senior Management Involvement Operating Unit Participation Architecture Communication IT Security Governance IT Investment and Acquisition Strategy Provides a means to do the measurement by not a tool as such. However enterprise-architecture.com provides a tool to assist in assessment called Eavaluator. Comment : Very good, easy to follow

5. ITScore for Enterprise Architecture Measurement Closed Only for Gartner clients Levels Initial, Developing, Defined, Managed and Optimizing Attributes: - Stakeholder support and communication, team resources, EA development method, process integration, deliverables, disclosure and compliance, metrics, and stakeholder perceptions Provides a tool ITScoreDiagnostic Tool is used to evaluate your EA maturity Comment : Very good, easy to follow

6. Forrester EA Maturity Measurement Closed Only for Forrester clients Levels 1,2,3,4,5 Attributes: - Uses Archetype-Based Approach Orientation ( Business or Technology ) Focus ( Project or Strategy ) Provides a tool Comment: A different take but too lightweight Has an Excel Spreadsheet to ask questions that will feed into an assessment

7. US Government General Accounting Office - A Framework for Assessing and Improving Enterprise Architecture Management Open Downloadable for free Levels Seven– Create EA awareness, Establish Commitment and Direction, Create a management foundation, Develop initial EA Versions, Using EA for targeted results, Use EA for transformation and Continuous Improvement Attributes: - Uses 4 success criteria Demonstrates Commitment Provides Capability to Meet Commitment Demonstrates Satisfaction of Commitment Verifies Satisfaction of Commitment No Tool available Very detailed and thorough, possibly too heavy

8. The Levels of Maturity Comparing Maturity Levels of the 4 different types of models – Gartner's and ACMM very similar

9. The Attributes of Maturity Comparing Attributes of the 4 different types of models – Gartner's and ACMM very similar, however Gartner has simplified the model