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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsJonaHEMA Generalunternehmung AG
HEMA Generalunternehmung AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of HEMA Generalunternehmung AG is the planning and execution of construction projects of all kinds, including the assumption and execution of general contractor and total contractor mandates. The company also provides services in the sale and rental of real estate and is constantly searching for building land in the Zurich Lake and Zurich Oberland regions.

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Offering

Products & services

Industry:General Contractors
✓ Offered5
General contractor and total contracting contracts
Taking over and executing general contractor and total contracting contracts for structures of any type, from planning to completion.
Planning and execution of structures
Planning and execution of structures of any type, including project management during the construction process.
Sale of real estate
Sale of real estate and property projects via the company’s own sales page.
Rental of real estate
Rental of office, commercial and multi-family buildings, including properties in Jona, Hinwil, Wädenswil and Rapperswil.
Acquisition of building land and existing properties
Ongoing search for building land and existing properties in the Lake Zurich region and the Zürcher Oberland.
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HEMA Generalunternehmung AG

Trust & reputation

ranQ Trust Score of HEMA Generalunternehmung AG

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

HEMA Generalunternehmung AG 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%
HEMA Generalunternehmung AG scores 89.3 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.70.07%
HEMA Generalunternehmung AG 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%
HEMA Generalunternehmung AG 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.

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Location

Fluhgutstrasse 10
8645 Jona

At a glance

Legal form
Corporation
UID
CHE-109.590.169
Founded
2002 · 24 years
Last commercial register change
February 3, 2017
Employees
11 to 20
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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