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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesSt. Gallenad optima revision ag
ad optima revision ag Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "ad optima treuhand ag" encompasses a wide range of services, including: Trust services (accounting, tax consulting, tax optimization, and audit services), Auditing (statutory audit, foundation audits, special audits), Real estate services (real estate brokerage, property management), Business consulting (business succession, acquisition, outsourcing, mediation), and Pension planning (retirement, pension mandate, inheritance, estate administration). The company thus offers a comprehensive range of services for companies and private individuals, focusing on the areas of finance, accounting, taxes, real estate, and corporate management.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
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3.8/5

ad optima revision ag

✓ Offered12
Bookkeeping
Financial accounting, accounts receivable, accounts payable and payroll accounting; processing with ad optima or directly on site, including support for cloud solutions.
Tax advisory
Tax advisory for companies and private individuals, complemented by tax optimization and end-of-year advisory.
Audit
Statutory audit office, incorporation audits and special audits for companies.
Real estate brokerage
Real estate brokerage, finding buyers and supporting the sale from start to finish.
Property management
Management and administration of condominium communities for individual buildings and entire developments.
Outsourcing
Outsourcing of fiduciary services and bookkeeping work as required, carried out in-house or at ad optima.
Business consulting
Consulting on operational matters, organization and development in the context of fiduciary and succession topics.
Mediation
Mediation to clarify and resolve conflicts in a business or personal context.
Retirement planning (pension) / care mandate
Planning of retirement provision and pension, as well as drafting and advisory services for the care mandate.
Inheritance / executorship
Advice and support in matters of inheritance, including assuming executorship mandates.
Business succession / acquisition
Support for business succession and acquisitions, including advice on the handover and takeover of companies.
Ad-interim mandates / board mandates
Taking over ad-interim mandates and board mandates in transition or requirement situations.
Trust & reputation

ranQ Trust Score of ad optima revision ag: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

ad optima revision 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%
ad optima revision ag scores 85.5 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%
ad optima revision ag 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%
ad optima revision ag scores 7.1 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 35.7.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ad optima revision 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. 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.

Knowledge

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Location

Zürcher Strasse 232
9014 St. Gallen
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
Corporation
UID
CHE-110.312.312
Founded
2003 · 23 years
Last commercial register change
February 3, 2025
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.
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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