Energy performance certificates
Compliant EPCs (Energy Performance Certificates) for new-build, renovation, permit or as-built, integrated into your regulatory files.
Learn moreAddress84, Rue Emile Mayrisch
L-4240 Esch-sur-Alzette · Luxembourg
Building sustainably · Advising intelligentlyHigher-performing buildings,
Higher-performing buildings,
healthier and more sustainable,
in Luxembourg.
Energy Rangers supports professionals and private clients in their building energy-efficiency projects (both regulatory and technical), combining field expertise, analytical precision and cutting-edge technology.
What we do
Our services
Seven disciplines built around a single promise: the energy, technical and health performance of buildings.
Thermal bridge calculations
Detection of the weak points of the envelope and precise calculations according to the applicable standards.
Learn moreSubsidy applications
Preparation, support and follow-up of financial aid with the relevant institutions.
Learn moreAdvanced energy studies
Dynamic modelling and decision support powered by artificial intelligence and BIM tools.
Learn moreIndoor air quality
Accredited analysis: pollutants, ventilation, humidity and mould, for the health and salubrity of the building.
Learn moreBlower Test
Air-tightness test: measuring the real performance of the envelope and detecting leaks.
Learn more3D Scan · Your building as a point cloud
Capture your building as a point cloud and images, with an online 3D model for a clear, immersive view of every detail. A new way to document, analyse and decide.
About
Our mission
Helping construction stakeholders design buildings that are higher-performing, more sustainable, smarter and healthier.
A human-scale company, rooted in its ecosystem and attentive to the realities of the field.
“At Energy Rangers, we don't just advise. We co-build the solutions.”
Performance Sustainability Building health
Our DNA
What defines us
/ 01
Expertise
A responsive, rigorous team close to the field; professionals committed to every project, from diagnosis to delivery.
/ 02
Innovation
A strong R&D culture to anticipate tomorrow's needs and deliver solutions at the leading edge of available technology.
/ 03
Precision
Analyses backed by advanced technologies: dynamic simulation, artificial intelligence, BIM modelling.
/ 04
Agility
Tailored solutions adapted to every project, every constraint and every ambition of our clients.
Contact
Let's get in touch
A project, a question, a site to assess? Our team will get back to you quickly.