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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringEbikonStieglitz Optimum Engineering
Stieglitz Optimum Engineering Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Optimum Engineering is the planning, optimization and realization of electrical installations in building technology, with a focus on sustainability, cost efficiency and error reduction. This includes services such as project monitoring, lighting planning, troubleshooting, plant optimization and BIM planning.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered5
BIM planning
BIM planning for electrical engineering installations in building services; modelling and simulation for cost optimisation, error reduction, energy savings, and coordination between project stakeholders.
Project monitoring
Project monitoring for electrical engineering installations and building services; accompanying projects with a focus on coordination, cost control and on-time delivery.
Lighting design
Lighting design for electrical engineering installations and building services; planning of lighting solutions within projects.
Troubleshooting
Troubleshooting in project management and in building services; analysis of problems and obstacles in the design process and development of unconventional solutions.
System optimisation
System optimisation for existing and planned electrical engineering installations; analysis of weaknesses, development of optimisation recommendations, and improvement of efficiency, sustainability and cost-effectiveness.
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Stieglitz Optimum Engineering

Trust & reputation

ranQ Trust Score of Stieglitz Optimum Engineering

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Stieglitz Optimum Engineering has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Stieglitz Optimum Engineering scores 60.5 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.58.012%
  • 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%
Stieglitz Optimum Engineering 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%
Stieglitz Optimum Engineering scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

Knowledge

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Comparisons

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Location

Hofmattstrasse 5
6030 Ebikon

At a glance

Legal form
Sole proprietorship
UID
CHE-447.185.989
Founded
2022 · 4 years
Last commercial register change
September 26, 2023
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.
67.0
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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