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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionGrenchenBlösch AG
Blösch AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Blösch AG develops and manufactures coating solutions, coated components and tailored all-in-one solutions for sectors including watches, tools and machinery, optics and sensors, medical devices, telecommunications and aerospace.

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Offering

Products & services

Industry:Metal Construction
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Blösch AG

✓ Offered4
Coating services
Coatings for individual components up to customer-specific complete solutions; vacuum coating, precision galvanics, laser surface processing and pad printing for various markets.
Component manufacturing
Coated components and precision parts from in-house production, in particular via electroforming; if required, including sourcing, logistics, quality control and storage of substrates.
Customer-specific solutions
Development of product-specific solutions and customer-specific complete packages, from development through sourcing and manufacturing to product qualification.
Surface finishing
Functional and decorative surface finishing with a broad technology portfolio, including PVD, galvanics, color printing, LIGA and combinations of metal, ceramic, sapphire and glass.
Trust & reputation

ranQ Trust Score of Blösch AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Blösch AG scores 59.6 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.69.424%
  • 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.55.910%
  • 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%
Blösch AG scores 89.3 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.70.07%
Blösch AG scores 86.7 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).86.722%
Blösch AG scores 50.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Blösch AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 out of 5 stars from 8 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle4.58
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 19, 2023Media
Pascale Blösch: "Ich habe lange auf diese Position hingearbeitet"
grenchnertagblatt.ch
May 13, 2022Media
75 Jahre Blösch AG: Firmenbesuch von Regierungsrätin Brigit Wyss
grenchnertagblatt.ch

Knowledge

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Location

Moosstrasse 68
2540 Grenchen
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:30
Tue
08:00 - 12:00, 13:30 - 16:30
Wed
08:00 - 12:00, 13:30 - 16:30
Thu
08:00 - 12:00, 13:30 - 16:30
Fri
08:00 - 12:00, 13:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.482.932
Founded
1985 · 41 years
Last commercial register change
May 20, 2026
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.
100.0
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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