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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,877 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTesting & Inspection CentersAltendorfELKOSI GmbH
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Verified· 3 sources

ELKOSI GmbH

Summary

About the company

The core activity of ELKOSI GmbH is the holistic and independent planning and control of electrical installations in buildings of all kinds. This includes in particular: electrical planning, electrical inspections, smart home solutions, planning of PV systems, consulting and planning of e-mobility solutions, and special planning in the field of building automation and civil protection. The company offers neutral consulting and planning services and focuses on the needs of its customers.

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Products & services

Industry:Testing & Inspection Centers
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Electrical Planning & Installation
✓ Offered6
Electrical planning
Comprehensive and independent planning of electrical installations for new builds and renovations; tender documents, support during construction phases, planning of distribution boards, lighting, communication cabling, and security and emergency power systems.
Electrical inspections
Independent inspection of electrical installations; final inspections, acceptance inspections, periodic inspections and further tests, including administrative processing and advice for safety evidence.
Smart Home
Planning and installation of Smart Home systems based on KNX; integration of lighting, shading, security, multimedia, heating/ventilation/air conditioning, energy management, smart metering and voice control.
Photovoltaic systems
Neutral and product-independent planning and project development of photovoltaic systems; preliminary studies, profitability calculations, tendering, coordination of execution, and obtaining compensation and approvals.
E-mobility
Advisory and planning services for charging stations for private, semi-public and public use; charging infrastructure, billing systems, load management, support during execution and clarifications with the grid operator.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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Location

Katrinenhof 51
8852 Altendorf
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.299.082
Founded
2008 · 18 years
Last commercial register change
June 2, 2025
Employees
1 to 10

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