Cover of Enterprise Architecture in Practice
New book · Released 1 November 2026

Enterprise Architecture in Practice

A Field Guide to Applying the TOGAF® Standard

The method tells you what to produce. This book shows you what it takes.

Kindle, pre-order on Amazon
352pages
19chapters
71figures
1worked case, end to end

Monday morning, not exam day

Most architecture teams can name every phase of the ADM. Far fewer know what to do with them on Monday morning.

Enterprise Architecture in Practice is a field guide for Chief, Enterprise, Domain and Solution Architects who apply the TOGAF® Standard, 10th Edition, in real organisations under real constraints. It follows one fictional company, Astela Telecommunications, through the whole method: seven businesses joined by acquisition, seven customer systems, a 40% call centre cost target, and a board that wants answers.

Written by a practitioner for practitioners. No exam cramming, no vendor pitch: judgement you can use on your next engagement.

What you will be able to do

  1. Set an Architecture Vision a sponsor will fund
  2. Turn gap analysis into sequenced work packages
  3. Govern delivery through an Architecture Board without stalling it
  4. Tailor the framework without breaking it, and know when an architecture should not yet proceed

From the book

The framework is performed; the architecture is not practised.

Chapter 1 · Why Enterprise Architecture?

The residual is for the sponsor to accept, not for the architect to absorb.

Chapter 4 · Phase A: Architecture Vision

Undocumented tailoring is drift, and undocumented drift is the opening condition for framework theatre.

Chapter 3 · The Preliminary Phase

You can use the framework, and you can tell when not to.

Epilogue

Inside: nineteen chapters

  • Why Enterprise Architecture?
  • The ADM at a Glance
  • The Preliminary Phase
  • Phase A: Architecture Vision
  • Phase B: Business Architecture
  • Catalogues, Matrices, Diagrams: The Artefact Framework
  • Phase C: Data Architecture
  • Phase C: Application Architecture
  • Phase D: Technology Architecture
  • Phase E: Opportunities and Solutions
  • Phase F: Migration Planning
  • Phase G: Implementation Governance
  • Phase H: Architecture Change Management
  • Requirements Management as the ADM's Hub
  • The Architecture Capability Framework, Board, and Repository
  • Tailoring the TOGAF Standard Without Breaking It
  • The TOGAF Standard in Contested Practice
  • Bringing It Together: Synthesis
  • Practice: Planning a First or Next Engagement
Andreas Hamberger

About the author

Andreas Hamberger is a New Zealand technology leader, enterprise architect and board director. His work spans enterprise architecture, AI governance and open source, and he has applied the TOGAF® Standard across enterprise contexts. He holds a Master of Arts in the Philosophy of Logic and founded Te Pono Limited.

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Also by Andreas Hamberger: The Hallucination Economy, Space Mafia, Free as in Theft, Lethal by Design, The Manifesto of the Humanist Party.