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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationAdvertising AgenciesGlattbruggSEO.CH AG
SEO.CH AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company provides online marketing services, particularly search engine optimization (SEO), to help customers optimize their website for search engines, generate more organic traffic, and improve their Google rankings. The core activities include keyword research, mobile optimization, on-page optimization, website analysis, consulting, and online strategy. The company also supports customers in generating leads and converting leads into customers.

AI-generated
Offering

Products & services

Industry:Advertising Agencies
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4.4/5

SEO.CH AG

✓ Offered9
Search Engine Optimization
Search engine optimization for greater visibility, organic traffic and better rankings on Google, Bing and Yahoo; with on-page and off-page optimization, technical SEO and local SEO.
SEO Consulting
SEO consulting for keyword research, website analysis, assessment of backlinks and keyword usage, as well as recommendations for a suitable SEO strategy.
SEO Analysis
SEO analysis to assess visibility, rankings, technical and content-related weaknesses; including evaluation of page speed, mobile optimization, backlinks and keywords.
SEO Reporting
SEO reporting with a monthly overview of the key metrics, transparent analysis of website development and documentation of the achieved rankings.
On-page Optimization
On-page optimization for website structure, meta tags, headings, content, internal linking, page speed, structured data and troubleshooting of technical issues.
Off-page Optimization
Off-page optimization with link building and the creation of high-quality backlinks from trustworthy, topic-relevant websites to strengthen authority and credibility.
Content Marketing & SEO Texts
Content marketing with SEO-optimised blog posts, guides, FAQs, videos and infographics, as well as creation and optimisation of SEO texts.
Mobile Optimization
Mobile optimization for responsive display on smartphones and tablets as well as a better user experience and mobile rankings.
Web Design
Web design with WordPress, responsive design, custom layouts, concept, hosting and domain setup, as well as technical support services.
Trust & reputation

ranQ Trust Score of SEO.CH AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

SEO.CH AG scores 77.5 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.83.324%
  • 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.63.210%
  • 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.78.08%
SEO.CH AG scores 88.3 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.97.712%
  • 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%
SEO.CH 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%
SEO.CH AG scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SEO.CH AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 11 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 11 reviews across all connected sources

Sources
GGoogle511
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hier entsteht die Karte
Müllackerstrasse 10
8152 Glattbrugg
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-144.950.746
Founded
2012 · 14 years
Last commercial register change
February 4, 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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