Enterprise architecture

Managing complexity

A well designed enterprise architecture ensures that enterprise components are structured to operate day-to-day business activities smoothly and effectively, while fostering agility and differentiation through innovation.

Your challenge

  • How do you cope with the increasing complexity of systems (both business and IT)?
  • How do you structure your architecture and implement new technology to integrate changes into business processes in a quick and cost effective manner?
  • How do you make use of technology to smoothly merge legacy core systems with new delivery models, business partner interfaces, and satellite systems?
  • How do you ensure that sufficient budget funds are allocated to ‘change’ vs. ‘run’ initiatives (run the business vs. change the business)?

Our solution

We believe that effective enterprise architecture encompasses both business and technology and requires a broad range of experience, knowledge and skills in everything from strategy and operations to technology integration, security and human capital.

Deloitte has access to a full range of capabilities and expertise. This broad range of capabilities allows us to provide services to assist with any EA challenge, including:

  • Enterprise architecture modelling and assessment
  • Technology innovation and business trend briefings
  • Target enterprise architecture and roadmap design
  • Enterprise architecture governance design


Joël Vanoverschelde

Joël Vanoverschelde

Partner | Advisory & Consulting Leader

Joël is the leader of the Advisory & Consulting Department. He is an expert in program management in FSI & Public sector. He also built a whole expertise in setting up, leading and insuring delivery o... More

Patrick Laurent

Patrick Laurent

Partner | Technology & Innovation Leader

Patrick is Deloitte Luxembourg’s Technology & Innovation Leader. He joined Deloitte as Partner in 2011 and was promoted to the firm’s Executive Committee in 2018. Patrick specializes in IT Strategy, E... More

Jean-Pierre Maissin

Jean-Pierre Maissin

Partner | EMEA FSI Analytics Leader

With over 20 years in consulting, Jean-Pierre Maissin has acquired a strong expertise in program management, regulatory programs and IT strategy & transformation projects. Throughout his career, Jean-... More