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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsZurichLOTTA Systems AG
LOTTA Systems AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of lotta Systems is the development and manufacture of electronic access systems for doors, particularly intelligent, reliable and user-friendly solutions for door construction, based on state-of-the-art technology, enabling simple, secure and flexible access management.

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Offering

Products & services

Industry:Specialized Construction Installations
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3.7/5

LOTTA Systems AG

✓ Offered6
Digital access control systems (lotta door control)
Digital access control systems for doors, garage gates, lifts and mailboxes; remote access, assigning permissions, QR code access, control via app and online portal, monitoring and fire detection.
Management portal and access management
Management portal for online administration of access authorisations via SMS, app or online portal; individual and time-limited authorisations, real-time notifications and administration of multiple buildings.
lotta licenses / service packages
Service packages Home, Plus and Pro for different requirements; Home for flat or house, Plus for multiple buildings, Pro for expandable digital door control and system integration.
Access components and locks
Controllers, locks, add-on devices and accessories for the lotta system; including RFID, Mobile Access and QR code components, keypad, fingerprint, WLAN booster and badge media.
Installation variants and retrofitting
Installation variants for lotta door control with battery or direct connection; retrofitting existing doors without structural changes as well as integration into different door models.
Specialist partner-supported project implementation
Project implementation with specialist professionals and partners on site; consulting, installation and support for applications in residential buildings, office buildings, hotels, schools and listed heritage buildings.
Trust & reputation

ranQ Trust Score of LOTTA Systems AG: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

LOTTA Systems AG scores 52.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.68.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.17.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.50.08%
LOTTA Systems AG scores 59.7 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.39.612%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
LOTTA Systems AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
LOTTA Systems AG scores 42.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

LOTTA Systems AG reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Location

Naglerwiesenstrasse 2
8049 Zurich
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-378.812.528
Founded
2024 · 2 years
Last commercial register change
November 13, 2024
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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