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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,805 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationSt. MoritzKoller Elektro AG
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Verified· 3 sources

Koller Elektro AG

Summary

About the company

Koller Elektro AG is an electrical installation and services company. It provides electrical installations and planning, smart‑home and building automation, switchboard manufacturing, safety and lighting planning, multimedia and professional audio/video and event-technology services, plus Miele appliance sales and service and telecommunications support.

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Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered11
Electrical installations
Electrical installations for strong and weak current in new-builds and conversions, including large-scale projects, repairs, conversions, fire alarm, alarm and burglary systems as well as door intercom and video door entry systems.
Electrical planning
Electrical planning for new-builds and conversions, private homes, hotels and commercial properties, on request including project management, networks, energy management and building systems technology.
Building systems technology / Smart home
Building systems technology and smart home solutions for networked lighting, shading, heating, ventilation, air conditioning, security and entertainment electronics, with bus systems and automation systems.
Switchboard construction
Switchboards and panels for industry, commercial premises and residential installations, including manufacturing, assembly, adaptations of existing systems and replacement of asbestos panels.
Inspection and safety
Legal building inspections of electrical installations with safety verification (SiNa), periodic tests, acceptance reports and safety consulting.
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Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.65
★TrustpilotSoon
PProvenExpertSoon

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Location

Via Grevas 17
7500 St. Moritz
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.846.007
Founded
2000 · 26 years
Last commercial register change
July 8, 2024
Employees
11 to 20

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Schmitten (Albula)