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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryPharmaceutical IndustryZugPfanstiehl GmbH
Pfanstiehl GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Pfanstiehl is a specialist in the manufacture of high-purity, endotoxin-free, metal-free injectable cGMP excipients and biopharmaceutical components for various applications in bioprocessing, formulation, and specialty research. The company also offers custom API manufacturing, custom ADC linker synthesis, and other services. The core activity of the company is the development and manufacture of high-quality excipients for the biopharma and pharmaceutical industries, particularly for the production of vaccines and medicines.

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Products & services

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Pfanstiehl GmbH

Pharmaceutical Industry
✓ Offered5
High Purity Ingredients
High-purity excipients, amino acids, buffer components and large-volume-parenteral ingredients for biopharma and pharma applications, including sucrose, trehalose, histidine, arginine and tris components.
Custom API Manufacturing
Custom active pharmaceutical ingredient manufacturing with development, scale-up, multistep synthesis, cGMP support, analytical services and commercial-scale supply.
Custom ADC Linker Manufacturing
Custom GMP manufacturing of ADC linkers for antibody-drug conjugates, supporting conjugation stability, batch consistency, documentation, scalability and clinical-to-commercial supply.
Vaccine & Biologic Stabilization
High-purity, low-endotoxin excipients and buffer components for stabilizing biologics and vaccines, including sugars, polyols, amino acids and lyoprotectants.
Protein Aggregation Reduction
Excipient solutions and formulation support to reduce protein aggregation in biologic therapeutics using sugars, amino acids and buffer systems.
Trust & reputation

ranQ Trust Score of Pfanstiehl 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.

Pfanstiehl 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%
Pfanstiehl GmbH scores 82.3 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.70.07%
Pfanstiehl 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%
Pfanstiehl GmbH scores 94.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.94.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Pfanstiehl 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.

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Location

Bahnhofstrasse 7
6300 Zug

At a glance

Legal form
Limited Liability Company
UID
CHE-267.241.710
Founded
2015 · 11 years
Last commercial register change
June 16, 2025
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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