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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringSchaffhausenE + H Ingenieurbüro für Energie + Haustechnik AG
E + H Ingenieurbüro für Energie + Haustechnik AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

E + H Ingenieurbüro für Energie + Haustechnik AG provides engineering planning, consultancy and implementation of energy systems and building services for buildings and infrastructure. Its services include energy consulting and planning, integration of renewable energy, design and realization of thermal/district heating networks, HVAC and sanitary systems, controls (MSR), coordination and project management.

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Products & services

Industry:Technical Consulting & Engineering
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4.2/5

E + H Ingenieurbüro für Energie + Haustechnik AG

✓ Offered3
Energy consulting and energy planning
Rough and detailed energy analyses, energy-saving measures, measurements, energy accounting and settlement of energy costs; energy concepts for developments, public buildings as well as commercial and industrial facilities.
Building services planning
Planning and implementation of heating, ventilation, refrigeration, air-conditioning and sanitary systems for residential, commercial and industrial buildings; including MSR, coordination and overall construction management.
Energy and heat networks
Feasibility and variant studies, planning and implementation as specialist or general planner, consulting during build-up and expansion, operation and refurbishment, as well as customer acquisition and energy accounting.
Trust & reputation

ranQ Trust Score of E + H Ingenieurbüro für Energie + Haustechnik AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 100% · As of October 2026

E + H Ingenieurbüro für Energie + Haustechnik AG scores 71.3 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.78.124%
  • 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.49.510%
  • 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.78.08%
E + H Ingenieurbüro für Energie + Haustechnik AG scores 92.3 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.82.07%
E + H Ingenieurbüro für Energie + Haustechnik AG scores 86.7 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).86.722%
E + H Ingenieurbüro für Energie + Haustechnik AG scores 21.2 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 35.25.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

E + H Ingenieurbüro für Energie + Haustechnik AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 6 customer reviews. 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 16, 2025Media
Wärmeverbund Lichtensteig:Schaffhauser Unternehmen übernimmt Planung und Betrieb
tagblatt.ch

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Location

Lindliweg 15
8200 Schaffhausen

At a glance

Legal form
Corporation
UID
CHE-108.753.931
Founded
1996 · 30 years
Last commercial register change
March 18, 2025
Employees
21 to 50
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.100.06%
  • 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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