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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorReidenKull Instruments GmbH
Kull Instruments GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of KULL INSTRUMENTS is the development, manufacture and distribution of measuring devices and systems for monitoring and controlling emissions, immissions and environmental parameters, particularly in the areas of: fine dust measurement and monitoring, gas warning and monitoring, emission measurement on combustion plants (oil, gas, wood), calibration of measuring devices, pressure and leak rate monitoring, and measurement of VOC (Volatile Organic Compounds). The company offers a wide range of products, including mobile measuring systems, handheld devices, dust monitors and complete systems, suitable for various applications and industries.

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Offering

Products & services

Industry:Sustainability Sector
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3.9/5

Kull Instruments GmbH

✓ Offered5
Measurement systems for burners
Flue gas measurement devices for oil, gas and wood-fired systems, including combined and dust measurement systems; devices such as MRU DELTAsmart, Spectra plus, NOVAplus and dust measurement systems.
Industrial analysers and measuring instruments
Mobile and stationary measuring devices, data acquisition with emission calculators, gas chromatographs, process and emissions monitoring, residual moisture and dust measurement.
Biogas measuring devices
Biogas measuring devices for measurement tasks in the biogas sector, including MRU Optima Biogas, MRU NOVAplus Biogas, MRU SWG 100 BIOcompact, MRU SWG 100 Biogas and MRU SWG 100 BIO-Ex.
Air hygiene, climate and laboratory measuring instruments
Measuring instruments for pressure and tightness, gas detection, gas and dust collection, immission monitoring, calibration, refrigeration technology and workplace dust monitoring.
Service and maintenance services
Maintenance and repair services for measuring instruments, as well as consulting, planning and implementation of tailor-made measurement systems for industrial plants.
Trust & reputation

ranQ Trust Score of Kull Instruments GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Kull Instruments GmbH scores 52.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.68.224%
  • 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.17.610%
  • 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.50.08%
Kull Instruments GmbH scores 82.0 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.97.712%
  • 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%
Kull Instruments GmbH 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%
Kull Instruments GmbH scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kull Instruments GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Hier entsteht die Karte
Zelglimatte 3
6260 Reiden
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-332.408.832
Founded
2012 · 14 years
Last commercial register change
May 13, 2022
Employees
1 to 10
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.
88.0
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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