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

About the company

The core activity of Complean is the planning, implementation and qualification of cleanrooms and production facilities, particularly in regulated areas such as the pharmaceutical industry. This also includes the execution of qualification and validation tests, the creation of documentation and the accompaniment of commissioning. Complean also offers monitoring solutions for the monitoring of process data and the capture of physical parameters.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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complean gmbh

✓ Offered8
Planning & concept
Design of cleanrooms to ISO 14644, VDI 2083 or GMP; needs analysis, development of URS and specifications, 3D modelling, definition of requirements and regulatorily compliant concept development.
Implementation & construction
Implementation and construction of cleanrooms; bid management, awarding, site management, construction supervision, quality control, coordination of all trades, and schedule and cost control.
Commissioning
Commissioning of cleanrooms; technical verification, system tests, ventilation technology, filter technology, monitoring, documentation, staff instruction and turnkey handover.
Qualification (GMP)
Qualification of cleanrooms and facilities according to GMP; DQ, IQ, OQ, PQ, evidence of compliant operation, traceability and audit-ready documentation.
Measurement technology
Cleanroom measurements to ISO 14644 and GMP Annex 1; particle measurements, filter scanning, airflow and pressure measurements, recovery time measurement, microbiology, flow visualisation and reports.
Training
Cleanroom training; Cleanroom Essentials, hygiene in the cleanroom, cleanroom measurement technology, and training calendar for personnel under real conditions.
Cleanroom training facility
Fully equipped cleanroom training facility for training, material testing, equipment evaluation and process simulations in a realistic cleanroom environment.
Rent a cleanroom
Renting a cleanroom on an hourly or daily basis for tests, simulations, training or photo shootings with monitoring, airlocks, safety workbench and documented environment.
Trust & reputation

ranQ Trust Score of complean gmbh: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

complean gmbh scores 70.8 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.73.324%
  • 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.45.610%
  • 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.95.08%
complean gmbh scores 80.9 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.86.512%
  • 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%
complean gmbh scores 83.3 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).83.322%
complean gmbh scores 5.1 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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

complean gmbh reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.8 out of 5 stars from 5 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
4.8
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.85
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Alte Obfelderstrasse 68
8910 Affoltern Am Albis
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 15:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-159.202.050
Founded
2016 · 10 years
Last commercial register change
April 19, 2023
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.
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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