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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesSeuzachHAtga GmbH
HAtga GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

HAtga GmbH is a building services company providing planning, execution and specialist construction management for HLKKS installations (heating, ventilation, air‑conditioning, cooling and sanitary systems). Services include condition surveys, economic assessments, project scheduling and cost control, commissioning, maintenance planning and documentation for technical infrastructures, data centres, commercial buildings and renovation projects.

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Products & services

Industry:Plumbing & Building Services
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HAtga GmbH

✓ Offered
7
Planning of building-services installations HLKKS
Planning of building-services installations HLKKS, including ventilation, air-conditioning, heating and refrigeration systems, as well as spatial and technical coordination.
Inventory assessment, condition analyses and economic evaluation
Inventory assessment and condition analyses of existing systems and facilities, as well as economic evaluation with a view to infrastructure, optimisation potential and refurbishment measures.
Advisory for new construction, refurbishment and conversion
Advice and assessment for new builds, refurbishments and conversions, including evaluation of existing systems and support for technical questions.
Technical site supervision HLKKS
On-site technical site supervision HLKKS with monitoring of all project phases, quality assurance for the installations and control of execution during construction.
Schedule and cost control
Schedule programmes, monitoring of construction progress, cost control from contract award to project completion, as well as cost estimates and project management.
Advisory for service and maintenance
Advisory for service and maintenance, preparation of service contracts, monitoring of inspection and maintenance work, and review of documentation.
Acceptance, documentation and system optimisations
Acceptance and documentation including functional checks, records and evidence, as well as evaluation and system optimisations after implementation.
Trust & reputation

ranQ Trust Score of HAtga GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

HAtga GmbH 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.
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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%
HAtga GmbH scores 77.2 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.86.512%
  • 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%
HAtga GmbH scores 83.3 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).83.322%
HAtga GmbH scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

HAtga GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». 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.

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Location

Birchstrasse 6
8472 Seuzach

At a glance

Legal form
Limited Liability Company
UID
CHE-213.056.301
Founded
2016 · 10 years
Last commercial register change
February 6, 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.
88.0
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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