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

About the company

MZ engineering Sàrl is a building services engineering firm focused on technical building systems and energy. The company designs, sizes and oversees heating, ventilation, cooling, domestic hot water, sanitary and electrical installations from study through commissioning.

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Offering

Products & services

Industry:Technical Consulting & EngineeringConstruction & Project Management
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3.4/5

MZ engineering Sàrl

✓ Offered
6
Coordinated Building Services Engineering
Heating, ventilation, cooling, hot water, sanitary systems, electrical works, control and metering from one source; coordination, design, tendering, execution and commissioning for new builds, alterations and renovations.
Heating Replacement Study
Comparison of feasible heating options for villas, condominiums or apartment buildings with investment, annual costs, CO2, subsidies and permitting; report and presentation within three weeks.
Planning Permit and Energy Compliance Documentation
Preparation of EN-VD forms, CAMAC files and energy compliance documents for permit applications in the canton of Vaud; including heating, ventilation, cooling and renewable-energy proofs as needed.
Tendering and Technical Site Supervision
Preparation of tender documents, offer comparison and award recommendations, plus technical site supervision, on-site coordination, cost control, commissioning and handover.
GEAK and GEAK Plus
Energy certificates with building survey, rating of the envelope and overall energy performance, plus CECB Plus advice report with renovation variants, cost estimates and subsidy references.
Certified GEAK Expertise
Certified CECB and CECB Plus assessments by a registered expert, including site visit, official publication and advice on renovation and subsidy options.
Trust & reputation

ranQ Trust Score of MZ engineering Sàrl: 3.4 out of 5.0

Trust Score3.4/ 5.0

Solid

x

Data basis 54% · As of October 2026

MZ engineering Sàrl 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%
MZ engineering Sàrl scores 37.5 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.0.012%
  • 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%
MZ engineering Sàrl scores 83.3 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).83.322%
MZ engineering Sàrl scores 4.0 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 35.4.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

MZ engineering Sàrl reaches a ranQ Trust Score of 3.4 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Location

Chemin de Marly 13
1263 Crassier

At a glance

Legal form
Branch
UID
CHE-488.497.481
Founded
2026 · 0 years
Last commercial register change
February 24, 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.
76.0
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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