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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement ConsultingZurichGMP-Support-Company John C. Brunner
GMP-Support-Company John C. Brunner Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity is consulting and supporting companies in the food processing industry, particularly in the areas of Good Manufacturing Practice (GMP) and Good Hygiene Practice (GHP). The company offers services such as auditing, process optimization and quality assurance to support food manufacturers in complying with quality and safety standards.

AI-generated
Offering

Products & services

Industry:Management Consulting
✓ Offered7
Consulting for Good Manufacturing Practice (GHP), HACCP and food safety culture
Advisory services for GHP, HACCP and food safety culture for new products, new lines, new plants, as well as for improving standards, product safety, quality and efficiency.
Audits and assessments
Audits and assessments of organisation quality, plant assessments, zoning, food safety culture, supplier audits, and support for internal audits according to FSSC 22000, ISO 22000, ISO 9001 and FAMI-QS.
Training and workshops
Training and workshops on HACCP, Hygienic Design, validation, verification, microbiology, personal hygiene and quality events for technical staff, food start-ups and plant teams.
Coaching for quality and hygiene leads
Coaching for new heads of quality, plant hygienists and HACCP team leaders in food processing operations.
Project work for production and quality improvements
Project work for HACCP support for new products, introduction of elements of the food safety culture, review of LMS and quality management systems, as well as CIP improvements.
Competency consulting for GHP and GLP
Competencies covering GHP and GLP including zoning, cleaning, CIP validation, monitoring of pathogenic microorganisms, foreign body, chemical and allergen control, laboratory consulting and laboratory audits.
Lean and organisational consulting
Lean consulting with 5S/5A, workplace design, as well as organisational and change management to reshape the quality organisation and improve the quality culture.
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4.0/5

GMP-Support-Company John C. Brunner

Trust & reputation

ranQ Trust Score of GMP-Support-Company John C. Brunner: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

GMP-Support-Company John C. Brunner 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%
GMP-Support-Company John C. Brunner scores 71.2 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.83.012%
  • 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.55.07%
GMP-Support-Company John C. Brunner 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%
GMP-Support-Company John C. Brunner scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GMP-Support-Company John C. Brunner reaches a ranQ Trust Score of 4.0 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

Militärstrasse 52
8004 Zurich

At a glance

Legal form
Sole proprietorship
UID
CHE-441.825.649
Founded
2017 · 9 years
Last commercial register change
October 19, 2017
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.67.06%
  • 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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