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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationIT Consulting & ServicesSteckbornSieber Engineering AG
Sieber Engineering AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The itSieber AG (formerly Sieber Engineering AG) provides IT services and solutions for businesses. The core activities include: software development and integration, IT consulting and advisory services, cloud and server services, system and network administration, support and maintenance of IT systems, development of specific solutions for customers, including trust and tax matters, and integration of various systems and applications (e.g. ciSync). The company focuses on providing tailored IT solutions for Swiss businesses and offers a wide range of services to optimize the IT infrastructure and processes of its customers.

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Offering

Products & services

Industry:IT Consulting & Services
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4.1/5

Sieber Engineering AG

Software Development
✓ Offered12
Software solutions
Proprietary products, custom solutions, integrated systems and proven cloud connections for municipalities, service providers and businesses.
ciSync
Interface and integration solutions for various systems, including connections to Proffix, Shopify and TicketCorner.
Mobile work reports (ciWorker)
Mobile work reports for on the go, offline-capable, with photo and signature capture, Proffix integration and automatic PDF reports.
POS system (ciPOS)
POS system for events, gastro and retail, with TWINT integration, touch operation, multi-terminal capability and cloud synchronisation.
Hotel management system (ciHotel)
Hotel management with POS integration, channel connections, front office and back office, restaurant module and reporting.
Digital shelf labeling system (ciTAG)
Digital labeling system for sales shelving with automatic shelf labeling, price changes in minutes and electronic price labels.
ERP for SMEs (ciERP)
ERP for SMEs with accounting, orders and inventory, including Swiss invoicing, QR invoices and API integration.
Online booking system (ciBooking)
Online booking for appointments, rooms and resources with a multi-channel calendar, self-service booking and SMS and email confirmations.
Subscription and shipping management for publishers (ciZeitschriftenverlag)
Subscription and shipping management for publishers with subscriber master data, sorting and shipping solution, invoicing, reminders and label printing.
Donation management (ciESRSpenden)
Donation management with QR and ESR processing, donor file, automatic certificates and accounting integration.
Hosting
Hosting of Proffix, SelectLine and other business software in Swiss data centres, including backup, updates and support.
Telephony
Telephony solutions for Swiss businesses, including 3CX Shared Hosting, SIP Trunk, phone numbers, flat rates and 3CX hosting.
Trust & reputation

ranQ Trust Score of Sieber Engineering AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Sieber Engineering AG scores 63.5 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.73.124%
  • 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.35.310%
  • 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.70.08%
Sieber Engineering 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%
Sieber Engineering 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%
Sieber Engineering AG scores 57.1 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 35.57.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Sieber Engineering AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Rebhaldenweg 2a
8266 Steckborn
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.814.262
Founded
1992 · 34 years
Last commercial register change
December 21, 2023
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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