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

About the company

RSW AG provides surveying, geoinformatics and civil/environmental engineering services. Its offerings include engineering and 3D surveying, official cadastral surveys and boundary work, land management and structural improvements, utility and special cadastres, WebGIS systems, as well as infrastructure/civil engineering and urban water management services.

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Offering

Products & services

Industry:Technical Consulting & EngineeringCivil Engineering Firms
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RSW AG

✓ Offered10
Engineering and 3D surveying
Surveying and calculation of terrain models, 3D scanning and modelling, construction surveying, execution controls, structural monitoring, evidence recording, BIM, drone surveying and special surveying.
Cadastral surveyor / official surveying
Cadastral updating of official surveying, boundary mutations and parcelations, boundary reconstructions, updating of buildings and objects, resurveying, plan and data delivery, and setting-out frame acceptances.
Infrastructure / Civil engineering
Client advisory, geotechnical structures, comprehensive refurbishments, road construction and traffic facilities, as well as water supply and waste-water services for infrastructure projects for public and private clients.
Urban water management
General drainage planning (GEP), general water supply planning (GWP), condition assessment of private wastewater facilities, specialist office for urban drainage, and conceptual infrastructure planning.
Environmental planning
Client advisory on soil, environment and agriculture, soil and soil protection, nature and landscape, UVP/UBB, as well as hydraulic engineering and ecological monitoring of projects.
Geoinformatics
Advisory and concepts, data management and processing, geoservices, and interfaces for geoinformatics projects for municipalities, utilities and industry.
Land management and structural improvements
Comprehensive land improvement schemes and land consolidation, reorganisation of farmers' associations, and preliminary studies, analyses, concepts and variant studies.
Utility and special cadastre
Special cadastres and utility and pipeline cadastres, including surveying, setting-out, updating and management of lines, installations and spatial objects.
WebGIS systems
WebGIS, cloud data storage, IMS, maintenance databases and local maps for municipalities, utilities and companies.
Data ordering
Order of plan bases and data outputs, including situation plans, easement plans, utility cadastre plans and contour line plans.
Trust & reputation

ranQ Trust Score of RSW AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

RSW AG 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%
RSW AG scores 94.3 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.90.07%
RSW 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%
RSW AG scores 42.9 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 35.65.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

RSW AG 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 58%, 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.

Press

Media

May 13, 2026Media
Dr.-Carl-Moser-Strasse wird temporär gesperrt
nau.ch

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Location

Rosengasse 35
3250 Lyss

At a glance

Legal form
Corporation
UID
CHE-106.279.249
Founded
1988 · 38 years
Last commercial register change
July 1, 2025
Employees
51 to 100
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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