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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding companyBaselRapp Gruppe AG
Rapp Gruppe AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Rapp Gruppe AG is a planning and consulting group. It provides services including general planning and construction management, architecture and site planning, infrastructure and environmental planning, mobility and traffic planning, energy management and structural engineering with specialist technical services.

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Products & services

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Rapp Gruppe AG

✓ Offered12
General planning
General planning for building and project developments, including coordination of design and execution, schedule and cost certainty, and leadership of project stakeholders.
Construction management
Construction management for demanding construction projects, with control of processes, interfaces and services, and coordination of all project participants on site.
Architecture
Architecture for new builds, conversions and project developments, from the first idea through planning to realisation and handover.
Structural engineering design
Structural engineering design for high-rise and infrastructure structures, with structural analysis, integrated design and coordination with architecture, building physics and fire protection.
Mobility consulting
Mobility consulting for transport projects and mobility-related questions, with well-founded concepts that can be technically justified and implemented.
Transport planning
Transport planning for public and private projects, including traffic flows, access and connectivity, supply and demand analyses, and safe and efficient solutions.
Public transport planning
Public transport planning for public transport, based on demand and supply analyses, focusing on operations, reliability and demand-based use.
Environmental planning
Environmental planning with analysis of resource consumption, emissions and systems, as well as development of environmental and energy concepts.
Energy concepts
Energy concepts for buildings, areas and infrastructures, including sustainability and supply topics, as well as solutions for cost-effective operation.
Sustainable planning and construction
Sustainable planning and construction with an integrated consideration of architecture, energy and mobility for ecological, economic and social solutions.
Building physics and acoustics
Building physics and acoustics for buildings, with support for energy-efficient, functional and comfortable structures.
Fire protection
Fire protection for buildings, integrated into architectural and structural engineering design and aligned to safe, functioning structures.
Trust & reputation

ranQ Trust Score of Rapp Gruppe AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of November 2026

Rapp Gruppe AG scores 67.7 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.72.124%
  • 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.40.910%
  • 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.88.08%
Rapp Gruppe 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%
Rapp Gruppe AG scores 88.3 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).88.322%
Rapp Gruppe AG scores 60.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

Rapp Gruppe AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 4 customer reviews. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle4.84
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 17, 2025Media
CEO-Übergabe bei der Rapp AG: Annette Rapp übernimmt die Führung
baublatt.ch

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Location

Hochstrasse 100
4053 Basel
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.815.027
Founded
1946 · 80 years
Last commercial register change
September 11, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • BSBasel
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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