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DirectoryBusiness & Technical ServicesEngineerChurMullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik
Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik is an electrical engineering consultancy working in information and communications technology, energy and security systems. Its services include planning and project support for networks, transport systems, electrical installations, building automation, photovoltaics and EV charging infrastructure.

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Products & services

Industry:Engineer
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3.9/5

Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik

✓ Offered9
Information and Communication Technology
Planning and implementation of IP networks, audio and video systems, and wireless communications; including infrastructure preparation, power supply, central equipment, distribution cabins and radio stations.
Security Technology
Planning and implementation of access control systems, intrusion, escape and robbery alarm systems, video surveillance, fire alarm systems, evacuation systems, as well as security and emergency control centres.
Traffic
Planning and implementation of operational and safety facilities in road and rail traffic, including traffic TV, national road telephone systems, tunnel radio, variable message signs and traffic control systems.
Electrical Design
Planning and design of electrical installations for residential, commercial and industrial buildings as well as traffic, transport and tourism facilities, including site supervision and selection of suitable components.
Automation
Building automation for heating, cooling, lighting and ventilation; planning, integration and optimization of control and regulation units as well as smart building technologies.
Photovoltaics
Planning and implementation of photovoltaic systems, including sizing, tendering, supplier selection, lists of services, bid evaluation and contract negotiations.
E-mobility
Consulting, planning and implementation of charging infrastructure for electric vehicles; including charging point integration, capacity planning, siting and integration into automation and load management.
Special Projects
Overall solutions for operational command centres, security control centres, heavy traffic control sites, high-altitude radio stations, technical rooms and snowmaking systems in interdisciplinary collaboration.
Cable Systems
Planning and implementation of cable infrastructures for fibre-optic, low-voltage, power and RF cables as well as service wiring, conduit systems and cable shafts.
Trust & reputation

ranQ Trust Score of Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik 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%
Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik scores 85.5 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.100.012%
  • 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%
Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).86.722%
Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Mullis + Cavegn AG Ingenieurbüro für Kommunikationstechnik reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». 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 November 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.

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Comparisons

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Location

Kasernenstrasse 81
7000 Chur
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
Corporation
UID
CHE-108.261.734
Founded
1997 · 29 years
Last commercial register change
November 30, 2022
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • GRChur
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.100.06%
  • 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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