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

About the company

The core activity of EBERHARD & Partner AG encompasses consulting and services in the fields of geothermal energy, environment, engineering geology, and water. Specifically, the company offers solutions and services in the following areas: * Geothermal energy: Development of earth probes, groundwater heat pumps, and deep drilling * Environment: Investigation and remediation of contaminated sites and building pollutants, soil and water investigations * Engineering geology: Site investigation, evidence preservation, and engineering geological consulting * Water: Flood protection, drinking water supply, protection zones, and borehole surveying * Modeling: Application of software tools such as Earth Energy Designer, Modflow/Feflow, and Groundwater Energy Designer for modeling geothermal and hydrological systems. The company thus offers a wide range of services focused on the exploration, development, and implementation of sustainable solutions for the use of geothermal energy, water, and soil.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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3.8/5

EBERHARD & Partner AG

✓ Offered6
Geothermal energy
Boreholes with ground heat exchangers, groundwater heat pumps and deep drilling to use geothermal heat for heating and cooling; including preliminary clarifications, design, permit documents and drilling supervision.
Environmental consulting and remediation
Assessment and remediation of legacy contamination, building pollutants, soil and groundwater; including historical and technical investigations, pollutant testing, remediation planning, site management and follow-up checks.
Engineering geology and ground investigations
Site assessments of ground conditions, geotechnical probing, foundation and ground stabilisation measures as well as vibration monitoring and crack surveys to establish evidence for construction projects.
Water
Flood protection, drinking water production and protection zones for intakes; including risk analyses, feasibility studies, pumping tests, groundwater analyses and protection measures.
Borehole surveying with DeepDrifter®
Spatial surveying of ground heat exchanger boreholes to about 500 m depth, including trajectory profiling and temperature recording to precisely determine the underground course.
Modelling
Ground heat exchanger, groundwater and hydrogeological modelling using Earth Energy Designer, Modflow/Feflow and Groundwater Energy Designer for feasibility assessment and optimisation of projects.
Trust & reputation

ranQ Trust Score of EBERHARD & Partner AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

EBERHARD & Partner AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
EBERHARD & Partner 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%
EBERHARD & Partner 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%
EBERHARD & Partner AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

EBERHARD & Partner AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

General-Guisan-Strasse 2
5000 Aarau
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:30
Tue
07:30 - 12:00, 13:00 - 17:30
Wed
07:30 - 12:00, 13:00 - 17:30
Thu
07:30 - 12:00, 13:00 - 17:30
Fri
07:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.599.308
Founded
1997 · 29 years
Last commercial register change
December 14, 2022
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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