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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringSionSerge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils
Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils is a civil engineering firm active in civil engineering, structures and water. The company also provides services in building energy, public infrastructure and mobility, project management assistance, and geology, geotechnics and natural hazards.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered6
Civil engineering
Civil engineering for public infrastructures, mobility, structures of art, road and rail developments, complex real estate projects and redevelopments of public spaces.
Structures and fire protection
Structures for rental, administrative, industrial and event buildings; fire protection services in French-speaking Switzerland via the Xperts plus group.
Water management
Structures and interventions in urban and natural environments for reliable and sustainable water management, taking the water cycle into account.
BAMO
Project support from feasibility to execution, including planning of operation, maintenance and dismantling of the structures.
Building energy
Energy performance analyses, calculations of thermal building envelopes and energy labelling to optimize consumption and compliance with sustainable standards.
Geology, geotechnics and natural hazards
Geological, geotechnical and hydrogeological studies for shoring, open-pit or underground excavations, and building foundations.
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4.3/5

Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils

Trust & reputation

ranQ Trust Score of Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils scores 74.2 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.80.624%
  • 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.55.910%
  • 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%
Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils scores 87.8 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%
Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils scores 85.0 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).85.022%
Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils scores 88.6 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 35.88.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Serge Frochot & Daniel Pi, Bureau d'Ingénieurs Civils reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Rue du Rhône 12
1950 Sion
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:30
Tue
08:00 - 12:00, 13:30 - 17:30
Wed
08:00 - 12:00, 13:30 - 17:30
Thu
08:00 - 12:00, 13:30 - 17:30
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
General Partnership
UID
CHE-103.973.017
Founded
1978 · 48 years
Last commercial register change
September 27, 1983
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.79.06%
  • 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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