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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringMerlischachenINGENIEURDIENSTLEISTUNG Christian Schumann GmbH
INGENIEURDIENSTLEISTUNG Christian Schumann GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH provides technical and quality-related services for the medical device sector, including validation and qualification (DQ, IQ, OQ, PQ), internal and external audits, and quality management system support. The company also offers CAPA implementation, risk management according to EN ISO 14971, and general technical support such as project management, production technologies and design-to-production transfer.

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Products & services

Industry:Technical Consulting & Engineering
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4.1/5

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH

Mechanical Engineering Industry
Medical Technology Industry
✓ Offered8
Validation and Qualification
Creation of validation plans, user requirements and technical specifications; support for design, installation, operational and performance qualifications according to EN ISO 13485 and 21 CFR 820.
Quality management systems
Set-up and further development of quality management (QM) systems, process support for regulatory requirements, and documentation according to EN ISO 13485 and GDP requirements.
Audits
Conduct internal and external process audits to verify compliance with EN ISO 13485, as well as independent review of internal work processes.
CAPA management
Creation, implementation and assessment of corrective and preventive actions; support for introducing a CAPA system and for integrating it into existing QM systems.
Risk management
Support with risk analyses according to EN ISO 14971, as well as development and integration of risk management into existing quality management systems.
Project management
Implementation of technical projects, such as development projects or production relocations; planning, organisation and control of complex tasks within agreed objectives and budgets.
Manufacturing technologies
Support with the design and implementation of technologies in mechanical engineering, including manufacturing medical instruments and implants, as well as metal machining.
Design and development
Support for development projects from start to finish, 3D variant design, drawing preparation and handover of the design to production.
Trust & reputation

ranQ Trust Score of INGENIEURDIENSTLEISTUNG Christian Schumann GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH 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.
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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%
INGENIEURDIENSTLEISTUNG Christian Schumann GmbH scores 78.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.89.612%
  • 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%
INGENIEURDIENSTLEISTUNG Christian Schumann 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%
INGENIEURDIENSTLEISTUNG Christian Schumann GmbH scores 1.7 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 35.1.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH 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 54%, 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.

Knowledge

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Location

Luzernerstrasse 212
6402 Merlischachen

At a glance

Legal form
Limited Liability Company
UID
CHE-386.354.522
Founded
2015 · 11 years
Last commercial register change
July 4, 2019
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.88.06%
  • 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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