Article Z - Maturity of the firm & IT engagement (Ross&Weill) - EA Maturity stage 1 Business Silo's

6 important questions on Article Z - Maturity of the firm & IT engagement (Ross&Weill) - EA Maturity stage 1 Business Silo's

What is the first stage of EA maturity?

Business silos

  • Divisions / departments:
    • responsible for their own ways of working
    • and accountable for own results
  • Role of IT:
    • Automate specific business processes
    • Business managers decide business process design
  • Focus of IT investments:
    • delivering solutions for local business problems and opportunities
    • Justification is local business case, usually cost reduction

What is the result of the Corporate networks & Infrastructure services of corporates that are in stage 1 of EA maturity?

Result: silos and spaghetti architecture 1
  • High design debt

How does the alignment processes flow in stage 1 of EA maturity?

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  • Case example: ING Group
    • Large multinational, result of mergers and acquisitions
    • Silo per affiliate, including infrastructure level
    • Some divisions quite mature in architectural practices
  • An EA-initiative of Corporate IT in 2001 was named “Coherence of Things”
What was the result of this case?

  • Resulted in a Corporate EA Framework
    • Definitions of EA products
    • Mapping of EA processes, EA organization and EA governance
    • Purpose: find comparable architectures, learn, share, co-create

What is the value of EA on level 1 of EA maturity?

  • Focus on creating insight & oversight in
    • Portfolio of applications
    • Portfolio of IT competences
  • Support the learning, reuse and co-development of systems
  • Behavioral guidelines
    • Respect the total accountability of the divisions
    • Help divisions to create success

What are the five stages of EA maturity?

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