Ms. Ayres is founder of Lighthouse Consulting Group*, an international strategic advisory firm with a focus on Energy, Environment, Climate and ESG strategies.

* The Lighthouse firm is now succeeded by Merribel Ayres Consultancy.

In its 28-year history, the firm has played a major role in the global energy transition towards a low-carbon future. 

In addition, Ms. Ayres has helped to broker B2B alliances resulting in successful acquisitions and investments.

Clients value the firm’s strengths in four key areas:

  • Driving focus and a rigorous approach to strategy development and implementation.
  • Bringing impeccable political, business, regulatory, consumer and stakeholder relationships.
  • Instilling an attitude of innovation to conquering new markets and engaging new customers.
  • Fostering leadership development and good governance practices.


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