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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningZurichHigh Clean Lorenzi GmbH
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Verified· 3 sources

High Clean Lorenzi GmbH

Summary

About the company

The core activity of High Clean is the cleaning and maintenance of technical facilities, particularly in the areas of: electro-cleaning, thermography, lift and escalator cleaning, server room and PC cleaning, transformer and VK cleaning, and fire compartmentalization. The company offers these services in the regions of Eastern Switzerland and the Mittelland region.

AI-generated
Offering

Products & services

Industry:Facility Management & Cleaning
✓ Offered7
Electrical cleaning
Cleaning of electrical systems and electrical controls under live voltage up to 1000 V; without interrupting operations, using special procedures for operational safety and personal safety.
Thermography
Non-contact temperature measurement and thermal diagnostics for early detection of overloads, poor contacts and overheated components; including documentation and solution proposals.
Cleaning of technical systems
Cleaning of technical systems with the following sub-services: lift and escalator cleaning, server room and PC cleaning, transformer and distribution cabinet cleaning, and firestopping.
Lift and escalator cleaning
Cleaning and disinfection of passenger and goods lifts as well as escalators; including hoistway, lift structure and cabin, with documentation of visible defects.
Server room and PC cleaning
Cleaning of server rooms, data centres and office equipment; complete vacuuming and damp wiping, if required also cable ducts, heating pipes, air-conditioning units and filters.
Transformer and distribution cabinet cleaning
Maintenance, care and cleaning of transformer substations and distribution cabinet systems; cleaning of electrical installations, the substation room and the cable basement or raised floor.
Firestopping
Fire protection-compliant compartmentation of penetrations and joints for cables, pipes and ventilation ducts; to limit the spread of fire and smoke in buildings.
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Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
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PProvenExpertSoon

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Location

Baumhaldenstrasse 41
8055 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-103.967.927
Founded
1997 · 29 years
Last commercial register change
August 10, 2012
Employees
11 to 20

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