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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIT & CommunicationAdvertising AgenciesGossau SgKA BOOM Kommunikationsagentur AG
KA BOOM Kommunikationsagentur AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company offers services in the areas of consulting, text/PR and creation. Specifically, this includes: Consulting: project management, planning, scheduling and control of projects; Text/PR: text creation, public relations and communication; Creation: visual design and implementation of ideas. The core activity of the company is thus the provision of communication and marketing services for customers.

AI-generated
Offering

Products & services

Industry:Advertising Agencies
✓ Offered7
Full-service communications agency
Consulting, planning, design and implementation of communication measures across all communication disciplines; local, regional, national and international.
Employer branding
Analysis and positioning of the employer brand, development of the employer value proposition, content and campaigns, as well as implementation and measurement for recruiting, retention and brand image.
Reference marketing
Testimonials, references and customer success stories to strengthen trust, credibility and brand perception; incl. a guide and checklist.
Trade fair, event and retail fit-out
Concept, stand construction, material storage and post-processing for trade fair appearances, event and retail fit-out; also individual services or a complete package.
Photography
Studio, people, reportage, food and advertising photography in our own photo studio in Gossau; incl. image editing and a matching visual style.
Film & animation
Company videos, animation and explainer videos, recruiting videos and drone footage for corporate communication, employer branding and social media.
Media and platform offerings (KA BOOM media)
Publishing house, specialist magazine and platforms such as Gastrofacts, gastro-tipp, hotel-tipp, Gastroplanet, as well as Energiejournal on behalf of EnergieSchweiz.
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4.4/5

KA BOOM Kommunikationsagentur AG

Trust & reputation

ranQ Trust Score of KA BOOM Kommunikationsagentur AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

KA BOOM Kommunikationsagentur AG scores 76.1 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.86.524%
  • 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.72.110%
  • 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.50.08%
KA BOOM Kommunikationsagentur AG scores 94.3 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.90.07%
KA BOOM Kommunikationsagentur 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%
KA BOOM Kommunikationsagentur AG scores 60.0 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.20.04%
Qualifications+0.00

KA BOOM Kommunikationsagentur 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 16 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 16 reviews across all connected sources

Sources
GGoogle516
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 7, 2026Media
Ka Boom: Was es braucht, um Polizist zu werden
persoenlich.com
August 2, 2024Media
Kommunikationsagentur Ka Boom zieht von St. Gallen nach Gossau
markt-kom.com
February 8, 2019Media
KA BOOM macht Strumpfträger zu Helden
markt-kom.com
May 25, 2018Media
Kommunikationsagentur Ka Boom zieht von St. Gallen nach Gossau
markt-kom.com

Knowledge

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Location

Industriestrasse 149
9200 Gossau Sg
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:30
Tue
08:00 - 12:00, 13:00 - 17:30
Wed
08:00 - 12:00, 13:00 - 17:30
Thu
08:00 - 12:00, 13:00 - 17:30
Fri
08:00 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.753.475
Founded
1991 · 35 years
Last commercial register change
March 11, 2021
Employees
51 to 100
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.100.06%
  • 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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