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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBirsfeldenOpcon AG
Opcon AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company's core activity is the provision of services in the areas of trust, tax consulting, financial accounting, personnel administration and legal consulting for companies and private individuals. This includes, among other things, the founding and management of companies, the creation of tax concepts, the management of financial accounting, the administration of wages and salaries, the creation of wills and the execution of estate and bankruptcy administrations.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered7
Tax concepts
Tax concepts for businesses and individuals, including advice on domestic and cross-border tax matters as well as tailor-made solution proposals.
Fiduciary services
Fiduciary services for businesses and individuals, including company formations, capital increases, restructurings, mergers, estate and bankruptcy administration as well as debt collection.
Financial accounting
Bookkeeping and financial statement advisory, preparation of budgets, financial and liquidation plans, as well as preparation of financial statements, balance sheets and consolidated accounts.
Management mandates
Management mandates and corporate-law advice, representation in the selection of a company, formations, restructurings, conversions, acquisitions, mergers and liquidations.
Salaries and wages
Payroll accounting, salary statements, social insurance processing, withholding tax, child allowances, accident notifications, wage certificates and personnel record management.
Succession arrangements
Advice on inheritance matters and wills, depot and division proposals, flat clearances, assistance accountings and execution of wills.
General administration
General office work for sole proprietorships and SMEs, including correspondence, minutes, quotations, form letters, presentations, data entry and document design.
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3.8/5

Opcon AG

Trust & reputation

ranQ Trust Score of Opcon AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 100% · As of October 2026

Opcon AG 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%
Opcon 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%
Opcon 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%
Opcon AG scores 12.2 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 35.14.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Opcon AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. 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.

Press

Media

February 4, 2014Media
Opcon AG übernimmt das Modeunternehmen «Blackout»
solothurnerzeitung.ch

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Location

Schillerstrasse 2
4127 Birsfelden

At a glance

Legal form
Corporation
UID
CHE-107.416.945
Founded
1992 · 34 years
Last commercial register change
August 22, 2013
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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