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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesLyssTAF Taucharbeiten AG
TAF Taucharbeiten AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

TAF Taucharbeiten AG performs constructive underwater construction and provides professional industrial diving services for standing and flowing waters, technical installations and contaminated media. Its services include pipe inspections and laser surveying, sludge removal with the Mudmaster, multibeam hydrography, shore wall repairs, harbour and jetty works, operations in wastewater treatment plants and nuclear facilities, ROV inspections, and specialized products such as MTA systems and magnetic manhole lifters.

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Products & services

Industry:Specialized Construction Activities
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4.2/5

TAF Taucharbeiten AG

✓ Offered12
Underwater diving work
Underwater work in flowing and standing waters, technical installations and contaminated waters; inspections, repairs, salvages, installations, maintenance, rehabilitation as well as cutting and dredging work.
Underwater construction and demolition
Assembling, concreting, welding, cutting and blasting underwater; search, lifting and recovery work for complex underwater construction and demolition projects.
Drinking water sector
Checks of wells and reservoirs, replacement of defective fittings, sealing of leaks and suction of contaminants in the drinking water sector.
Harbour construction and jetty facilities
Planning, production, installation and support of floating installations; fixed jetties on piles as well as bathing, private, rowing, canoe and kayak facilities.
Riverbank wall rehabilitation
Rehabilitation of riverbank walls, scour holes and undermined structures with fabric formwork or fabric containers and underwater concrete.
Industrial plants
Maintenance, inspections, cleaning and repairs while in operation in process water, cooling and hot water basins of industrial plants.
Wastewater treatment plants
Underwater work in storage, aeration and digestion tanks, slurry pits, construction pits and sewer systems of wastewater and biogas plants.
Nuclear power plants
Diving work in the reactor, cooling tower, inlet structure, fuel element transfer pool and external facilities; maintenance, inspections and repairs.
Amphibious work
Use of an amphibious waterway maintenance boat as a multifunction machine in the shoreline area, in swamp regions and where conventional machines cannot reach.
Dredging with the Mudmaster
Dredging and waterway maintenance with an amphibious vehicle and a sludge processing plant for various dredging projects.
Multibeam surveying
Area-based mapping of water bottoms, bridges and sheet pile walls with high point density for hydrographic surveying.
Lake utility lines
Work on lake utility lines for electrical, communications, water, air and gas lines in lakes and densely populated lake regions.
Trust & reputation

ranQ Trust Score of TAF Taucharbeiten AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

TAF Taucharbeiten AG scores 72.7 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.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.70.08%
TAF Taucharbeiten AG scores 89.3 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.70.07%
TAF Taucharbeiten AG scores 86.7 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).86.722%
TAF Taucharbeiten AG scores 24.3 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 35.28.64%
  • 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

TAF Taucharbeiten 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 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

August 30, 2018Media
Berufstaucher: Wenn die Baustelle unter Wasser liegt
baublatt.ch
May 24, 2018Media
Diese Arbeiter tauchen metertief in den Kot ab
20min.ch
June 27, 2008Media
Porträt eines Bautauchers: Lust zu tauchen hat er (fast) immer
baublatt.ch

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Location

Südstrasse 21
3250 Lyss
Opening hours
Mon
07:00 - 12:00, 12:30 - 18:00
Tue
07:00 - 12:00, 12:30 - 18:00
Wed
07:00 - 12:00, 12:30 - 18:00
Thu
07:00 - 12:00, 12:30 - 18:00
Fri
07:00 - 12:00, 12:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-113.282.392
Founded
2006 · 20 years
Last commercial register change
May 13, 2026
Employees
11 to 20
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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