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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - General Specialty TradeCarouge GePeter Kammermann
Peter Kammermann Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Peter Kammermann provides gunsmithing and custom stockmaking services, including metal and woodwork, repairs, regulation and sight/optic mounting. The practice also offers sale of new and used firearms and optics, import handling and service/representation for several manufacturers.

AI-generated
Offering

Products & services

Industry:Retail - General Specialty Trade
✓ Offered7
Gunsmithing and stockmaking work
Gunsmithing and stockmaking work of all kinds, new stock making to an original pattern or custom fit, stock repairs and modifications, recoil pads, fishskin, weapon restoration.
Firearm and telescopic sight mounting
Telescopic sight mounts of all kinds, including Suhler-einhak mounts, fixed mounts and swivel mounts, with expert installation of scopes on the appropriate firearms.
Firearm service, repair and maintenance
New sealing of receiver/bolt locks, manufacturing of replacement parts no longer available, regulating and zeroing multi-barrel hunting firearms, as well as upgrading and restoring firearms.
Firearms and optics
Sale and handling of common manufacturers of firearms and optics, including telescopic sights, as well as accessories for hunting and sport firearms.
Import of used and new firearms
Import, marking and reporting in accordance with Swiss firearms legislation for used and new firearms from abroad, including coordination with auction houses.
Auctions and auction processing
Collaboration with auction houses such as Rock Island Auction Company and GG Länger, as well as support with imports and exports of auction goods.
Trade in used firearms and accessories
Buying and selling of new and used firearms, optics, ammunition and accessories; on the used-offers page, used rifles, shotguns, pistols and interchangeable barrels are listed.
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4.4/5

Peter Kammermann

Trust & reputation

ranQ Trust Score of Peter Kammermann: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Peter Kammermann scores 84.6 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.84.724%
  • 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.76.210%
  • 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%
Peter Kammermann scores 78.5 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.100.012%
  • 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%
Peter Kammermann scores 85.0 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).85.022%
Peter Kammermann scores 57.1 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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Peter Kammermann reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 19 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
4.9
of 5

Aggregated from 19 reviews across all connected sources

Sources
GGoogle4.919
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Rue Saint-Victor 20
1227 Carouge Ge
Opening hours
Mon
Closed
Tue
15:00 - 18:00
Wed
15:00 - 18:00
Thu
15:00 - 18:00
Fri
15:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-108.419.113
Founded
1997 · 29 years
Last commercial register change
May 7, 2026
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.
67.0
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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