• Energy Governance

  • Efficiency, Sustainability

  • Proficiency for the future

About E4S

E4S - Efficiency for Sustainability is an expert energy consultancy
and engineering company.

What we do?

How can we help you:

Efficiency is doing things right;
effectiveness is doing the right things.

-- Peter Drucker --

Our Team

 E4S team incorporates specialized professionals focused in their clients needs. E4S does not act alone in the market, instead establishes partnerships in order to obtain the best solution for it's clients


Parceiros ParceirosParceiros

Who are we?

Meet the team


Energy Consultant

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Flávio Lé



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Irene Teixeira

Some clients we've worked with

Clients Clients Clients Clients

E4S is developing Energy Management projects for several Councils and private companies that are demanding a quick change and a new approach in methods and processes linked to Energy and Sustainability.


In an ever more demanding and volatile market it becomes imperative to approach a proactive ethic through listening and not imposition establishing partnerships with and for our clients that ensure the quality of our services and exceed their quality expectations

Are you ready?

Get in touch


+351. 234 094 120

Rua Luís de Camões, 64
3750-159 Águeda . Portugal

Contact Us

At E4S we acknowledge our clients directives and the urgency of access to trustworthy quality services. Please do not hesitate in contacting us with your queries.

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