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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,805 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringEinsiedelnFässler Leonardi GmbH
Fässler Leonardi GmbH Logo
Verified· 3 sources

Fässler Leonardi GmbH

Summary

About the company

The company Fässler Leonardi GmbH specializes in the planning, calculation, and conception of building technology and energy solutions. The core activities include in particular: planning and realization of HVAC and industrial piping systems (heating, ventilation, air conditioning, cooling, and sanitary facilities); creation of energy and mini-energy certificates; development of energy concepts and GEAK (total energy certificate) and impulse consulting; application of Building Information Modeling (BIM); and conducting drone surveys and heating cost accounting. The company thus offers comprehensive services in the field of building technology and energy efficiency.

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Products & services

Industry:Technical Consulting & Engineering
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Planning HVAC&R & Utility Lines
Planning of heating, ventilation, air-conditioning, refrigeration and sanitary systems as well as service lines; servicing via sewer, water, ground heat exchanger probes and district heating lines, including coordination of trades.
Energy Concepts
Analysis and planning of integrated building energy concepts; variant comparisons for HVAC&R systems, building automation, measurement concepts, cost-efficiency calculations and CO2 assessments.
Energy and Minergie Certificates
Preparation of energy certificates for new, extended and converted buildings; evidence of energy measures in accordance with legislation and advice on Minergie standards.
GEAK & Impulse Consulting
Creation of GEAK and GEAK Plus to analyse the building's condition as well as impulse consulting «erneuerbar heizen» with an on-site inspection and heating alternatives.
BIM (Building Information Modeling)
Support for BIM projects with complex 3D models and a central platform for collaboration between architects, specialist planners and clients.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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Location

Langrütistrasse 45
8840 Einsiedeln
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-108.457.970
Founded
1995 · 31 years
Last commercial register change
January 17, 2022
Employees
11 to 20

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