Welcome to Scarecrow Consultants Limited

Scarecrow Consultants are a tool-independent model-based systems engineering consultancy, established in August 2014 by Prof Jon Holt and Simon Perry with a mission to

‘promote the use and application of Model-Based Systems Engineering (MBSE) in businesses worldwide, by pioneering new and pragmatic techniques for MBSE in the real world’

What We Do

Scarecrow Consultants offer a range of model-based systems engineering (MBSE) related services covering People, Process and Tools, including:


  • Training
  • Consultancy
  • Mentoring
  • Competency development, analysis and assessment
  • Training the trainer


  • MBSE assessments
  • ISO 15288 assessments
  • MBSE process development, analysis and assessment


  • Tool evaluation and selection
  • Tool implementation for bespoke processes

For full details please see our Services and Training pages

The Story So Far…

Having survived the global pandemic, Scarecrow will be eight years old in August this year. Some of the key moments our history are highlighted on our timeline page.

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