Econergy Habitat was established in 2011 by Guillaume Guyon de Chemilly, a civil and energy engineer.

Truly passionate about the act of building and about technology, Guillaume acquired his expertise by working for 15 years as a Construction Engineer at Vinci Construction and later as a Project Manager & Energy Engineer.

His “multi-skills” profile allows him to master the most complex projects by understanding the expectations and issues. He is committed to offer the most relevant solutions in line with Econergy Habitat’s major specialty areas : Assistance to Project Ownership – Quantity Surveying – Engineering Design & Planning – Project Management – Site Supervision .

As a perfectionist, he will pinpoint and address every detail, work by the rules of art and make it a matter of honour to satisfy his clients, with confidence and transparency in mind at all times.

Our spearhead: responsiveness and creativity in the face of any unforeseen circumstance


Entrusting us with your project of construction or renovation will guarantee :

  • Respect of your budgets and deadlines for your peace of mind.
  • Understanding of and adequate response to your unique requirements
  • Offer of solutions at the cutting edge of state-of-the-art technologies
  • Achievement of energy efficiencies
  • Compliance with the building & construction standards and best practices “Care for the human side, active listening and responsiveness are essential qualities to ensure smooth and flawless achievement of a project.”
Call Now Button