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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringRenan BeDenis Juillard Ingénieur HES Sàrl
Denis Juillard Ingénieur HES Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Denis Juillard Ingénieur HES Sàrl is an engineering firm that integrates sustainable building technology and renewable energy into project design. The company produces technical studies, offers design and implementation support for clean-energy solutions (solar, wind, geothermal), and provides public training and outreach on energy topics.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered10
Renewable engineering consulting
Advisory services for the energy transition, integration of clean technologies, assessment of energy needs and selection of suitable solutions for projects.
Studies and simulations for solar technologies
Feasibility studies and four-season simulations for passive and active solar technologies, self-consumption, solar positioning, domestic needs and building integration.
Heating solutions with heat pumps
Heating, domestic hot water and pool solutions with air-to-water, air-to-air and thermofluid heat pumps, with automatic control.
Studies and training in wind technologies
Training programmes, workshops and advisory services on small private wind turbines, with studies on climate impacts and support for associations.
Sustainability and energy transition studies
Plausibility and feasibility studies on sustainability, the energy transition, distributed clean energy, CO2 impacts and net-zero solutions.
Knowledge transfer and conferences
Conferences, courses, workshops, books, reports and publications to make the challenges of energy, climate and energy transition understandable.
Electromobility studies
Technical and practical analyses of electric vehicles, range, charging, total cost of ownership, comparisons and carbon footprint.
Dietetics and environmental impact studies
Tools and studies to track the carbon footprint associated with food, nutritional intake, calories and the impact of dietary choices.
Tailor-made study platform
Studies of specific topics related to sustainable engineering, according to the client’s needs, including analyses, calculations and comparisons.
Building renovation and energy optimisation
Renovation of existing buildings with integrated photovoltaic roofing, energy optimisation, improved comfort and reduced consumption.
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4.1/5

Denis Juillard Ingénieur HES Sàrl

Trust & reputation

ranQ Trust Score of Denis Juillard Ingénieur HES Sàrl: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Denis Juillard Ingénieur HES 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%
Denis Juillard Ingénieur HES Sàrl scores 78.5 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.89.612%
  • 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%
Denis Juillard Ingénieur HES Sàrl 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%
Denis Juillard Ingénieur HES Sàrl scores 1.1 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 35.1.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Denis Juillard Ingénieur HES Sàrl 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

Rue de la Seignette 24
2616 Renan Be

At a glance

Legal form
Limited Liability Company
UID
CHE-312.113.523
Founded
2015 · 11 years
Last commercial register change
November 27, 2015
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.88.06%
  • 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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