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


Patrick Laurent

Patrick Laurent

Partner | ACG Leader & Innovation Leader

Patrick joined Deloitte as partner in 2011 and was promoted to the Executive Committee in 2018. Patrick heads the Advisory & Consulting Group (ACG) and is the Firm Innovation Leader. He has extensive ... More

Jean-Pierre Maissin

Jean-Pierre Maissin

Partner | Strategy, Analytics and M&A 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