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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint743,285 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringLonayAbtec SA - Building Energy Design
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Abtec SA - Building Energy Design

Summary

About the company

ABTEC SA is an engineering firm specializing in the planning, consulting and development of projects in the field of building technology. The core activities include the areas of heating, ventilation and air conditioning (HVAC), sanitary engineering, building physics, energy efficiency and renewable energies, as well as building automation and control technology. The company offers services such as project development, consulting, planning and expertise for private and public clients. The activities also include project coordination, analysis of energy parameters and the development of innovative solutions for building technology.

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Technical Consulting & Engineering
✓ Offered7
Building services consulting and studies
Consulting and project development for building energy, design of technical installations, an integrated energy approach, optimisation of investment and operating costs.
Preliminary energy study
Analyses and simulations to guide the project from an energy perspective: selection of the thermal envelope, heating or cooling systems, energy recovery and thermal bridges.
Transformations and renovations
Analysis of energy and building-physics parameters during transformations or renovations, with comprehensive consulting services to guide the project.
Building technical expert opinions
Expert mandates for heating, ventilation–air conditioning, sanitary systems, building physics and thermal comfort.
CVCS project engineering
Services by specialist engineers for heating, ventilation–air conditioning, cold production and distribution, sanitary installations, control and regulation, in partial or complete phases.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 5 reviews across all connected sources

Sources
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Location

Route de Préverenges 1
1027 Lonay
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-237.850.100
Founded
2018 · 8 years
Last commercial register change
February 7, 2023
Employees
1 to 10

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