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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionL'OrientPROTOFIL Sàrl
PROTOFIL Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Protofil is the production of precision components through micro-machining and wire EDM. Specifically, this includes: wire EDM, micro-machining, milling in pallets or strips, and polishing of complex parts. The company offers these services as a subcontractor to various industries, including aerospace, watchmaking, medical, plastic mold making, tooling, and the manufacture of mechanical parts.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered9
Wire EDM
Wire EDM in a water or oil bath, micro-machining of conductive parts, cutting of hard materials, machining advice for complex components.
Milling in trays or strips
Milling and micro-milling of complex mechanical parts, machining in strips or trays depending on quantities, with tight tolerances.
Polishing / TTH
Heat treatment in-house before polishing, washing and polishing finished parts, polishing of tooling, mirror finish and polishing of complex parts.
Mechanics / Tooling
Manufacture of fixtures and tools for production, anglage keys, stamp plates, small and large parts, 3- and 5-axis machining.
Inlaying
Inlaying and assembly services for components, inlaying of watch parts, fitting of supplied items on different types of parts.
Hand decoration
Manual decoration of watch parts, anglage, stretching and satin finishing according to customer requirements, for high-end Swiss watches.
Methods office
Definition of creation processes upstream of projects, optimization of industrialization and assembly of components.
Programming
CAD/CAM programming in the ESPRIT software, total expertise in 3- and 5-axis operations for production.
Quality control
Dimensional and final aesthetic inspection, high-precision optical measurements, sets of gauges, control report delivered with the parts.
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3.7/5

PROTOFIL Sàrl

Trust & reputation

ranQ Trust Score of PROTOFIL Sàrl: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

PROTOFIL Sàrl scores 49.8 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.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.35.08%
PROTOFIL Sàrl scores 75.7 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.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%
PROTOFIL Sàrl scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
PROTOFIL Sàrl 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

PROTOFIL Sàrl reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». 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.

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Location

Rue Centrale 3
1341 L'Orient
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-137.282.856
Founded
2017 · 9 years
Last commercial register change
June 20, 2024
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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