Energy consulting in
Bussigny

Alfred Aubort S.A.

Since 1969 · 1–10 empl.·4.2(37)

Alfred Aubort S.A. is part of the ista Group and reads and maintains water and heat meters. It also provides building energy measurement and heating and water cost billing services.

EFFICIENCE, Energie et Habitat Sàrl

Since 2012 · 1–10 empl.

EFFICIENCE, Energie et Habitat Sàrl is an engineering firm specialising in energy and building systems. Its services include energy-efficiency advice, building-renovation assessments, heating and building-services engineering, thermal calculations, energy audits and consumption monitoring.

Energo SA

Since 2020 · 1–10 empl.

Energo SA is a centre of expertise in building energy efficiency. It supports public and private institutions with high energy consumption in reducing the energy use and energy costs of their buildings.

abaq.ch Bruno Santi

Since 2022 · 1–10 empl.

abaq.ch Bruno Santi provides building energy assessments and diagnostics. Its services include thermal calculations for building permit applications, energy performance certificates, surveys for hazardous building materials, and radon measurement and advice on prevention and remediation.

GDL Sàrl

Since 2002 · 1–10 empl.·5.0(1)

GDL Sàrl is a consultancy specialising in building energy efficiency and building services planning. It prepares thermal assessments, cantonal energy forms and building energy certificates (CECB), advises on energy renovations and supports clients with project planning and construction supervision.

WEISS ingénieur-conseil Sàrl

Since 2025 · 1–10 empl.

WEISS ingénieur-conseil Sàrl is an engineering consultancy for building physics, energy and acoustics. Its services include thermal performance studies, building energy audits, advice on renovations and subsidies, thermographic surveys, and acoustic measurements and assessments.

BRIONA Solutions Sàrl

Since 2022 · 1–10 empl.

BRIONA Solutions Sàrl provides services in building energy and numerical analysis. Its work includes energy certification and assessments, building concepts, CAD design, numerical and CFD simulations, and analysis of results.

POWERXR22HPE SA

Since 2013 · 1–10 empl.