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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZurichSchmidiger + Rosasco AG
Schmidiger + Rosasco AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Schmidiger + Rosasco AG is electrical planning, particularly in the areas of building automation, energy supply and renewable energies. The company offers services such as electrical safety planning, lighting design and consulting in the field of Building Information Modeling (BIM) and operates in various industries such as commerce, industry, healthcare and education.

AI-generated
Offering

Products & services

Industry:Technical Consulting & EngineeringElectrical Planning & Installation
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Schmidiger + Rosasco AG

✓ Offered10
Advisory services
Consulting on fire protection, data technology, building automation, communications, photovoltaics, security and solar energy; developing sustainable solutions for construction projects.
Project design
Project design for construction projects; clarifying questions, presenting alternatives and then planning after the advisory discussion.
Photovoltaics
Photovoltaic systems, integrated energy solutions with ZEV, storage and energy management; feasibility analyses, client advisory, SIA phases, tendering, implementation and commissioning.
E-mobility
E-mobility planning for charging infrastructure; planning and installation, integration of billing solutions, charging management, feasibility analyses and client advisory.
Building automation
Building automation for heating, cooling, HVAC, lighting, sanitary systems, security, power and low-voltage systems, as well as monitoring systems.
Security solutions
Tailor-made security solutions with alarm notification systems, fire detection systems, evacuation systems, door management systems and surveillance systems.
Communication solutions
Communication solutions for bus systems, data technology, building automation, building cabling and multimedia.
Lighting planning
Lighting planning for buildings; designing lighting installations and regular inspection of lighting installations by accredited private inspectors and inspection professionals.
Building Information Modeling
BIM planning with three-dimensional visualisation, linking devices with product data, and virtual processing of additional orders, maintenance and servicing.
Energy supply
Tailor-made energy supply for existing, new and other buildings; energy optimisation, distribution systems and UPS systems with a focus on quality, safety and availability.
Trust & reputation

ranQ Trust Score of Schmidiger + Rosasco AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Schmidiger + Rosasco AG scores 59.0 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.58.324%
  • 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.27.910%
  • 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.100.08%
Schmidiger + Rosasco AG 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%
Schmidiger + Rosasco 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%
Schmidiger + Rosasco AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Schmidiger + Rosasco AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 3.5 out of 5 stars from 2 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
3.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle3.52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Leutschenbachstrasse 95
8050 Zurich
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.301.561
Founded
1967 · 59 years
Last commercial register change
August 17, 2026
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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