James Tetherton, Senior Partner

James is a founder and Senior Partner at GRAPH. He has more than 17 years’ experience in strategy consulting, working with world-leading corporations and private equity firms throughout Europe, North America and Asia.

Over the course of his career, James has supported clients to make acquisitions, develop new business models, launch new products, and exploit new value opportunities. His expertise includes commercial due diligence, business model transformation, market entry strategy, innovation and performance benchmarking.

Regardless of the topic, James and his teams bring the same core skills to every project they deliver:

  • Thorough investigation to build a solid evidence-base
  • Clear, simple and compelling conclusions
  • Creativity and strong business acumen to uncover new opportunities
  • Flexible, collaborative and friendly working styles


James has experience across several industries including Building Products, Industrial Goods & Services, Consumer Goods and Leisure, Business Services and Energy.

Prior to GRAPH, James was the Managing Director of of a UK based strategy consulting firm, with particular responsibility for the Private Equity and Industrial sectors.

James holds an MA from the University of Cambridge in Economics and Management.

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