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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement ConsultingAarauKeller Unternehmensberatung AG
Keller Unternehmensberatung AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Keller Unternehmensberatung AG is a management consultancy offering practice-oriented advisory services for the healthcare and social services sectors. Its services include strategy development, leadership and organisational consulting, finance and controlling, benchmarking, ICT and process optimisation, project management, human resources and interim management, as well as products such as the HEBES care‑home benchmarking and the 2CARE activity survey.

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Products & services

Industry:Management Consulting
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Keller Unternehmensberatung AG

Recruitment & HR Consulting
✓ Offered12
Consulting
Strategy, leadership and organisation, finance and controlling, cost accounting according to REKOLE®/ARTISET/Spitex, benchmarking, tariffs, ICT, process optimisation, tendering, project management, care organisation, human resources management, personnel selection.
Benchmarking
Benchmarking for hospitals, clinics, psychiatric institutions and age and care centres using performance, cost and resource indicators; including HEBES home benchmarking as an internet solution.
Cost accounting according to REKOLE®, ARTISET (CURAVIVA), Spitex
Establishment, review and further development of cost accounting for hospitals, homes and Spitex; including training, support with certification, data migration and benchmarking.
Interim management
Temporary assumption of management roles and business unit leadership, for example in case of absences, projects, crises or sabbaticals; on request with recruitment and coaching.
Care organisation
360° review of care organisation, optimisation of leadership and organisational structure, processes and staffing plan, as well as activity survey for services per resident.
Strategy
Leading or supporting strategy development processes, developing a vision and mission statement, introducing the Balanced Scorecard and target systems using OKRs.
Leadership and organisation
Review of organisational structure and process organisation, staffing needs and staffing plan, as well as coaching, conflict management, team development, workshops and interim management assignments.
Finance and controlling
Design and implementation of financial management instruments, cost centre and cost unit accounting, process cost accounting, and controlling, MIS and budgeting systems.
ICT consulting
Development of IT/ICT strategies, evaluations, situation analyses and optimisation of ICT deployment, as well as project management and project controlling for ICT projects.
Process optimisation
Implementation and optimisation of processes in companies or individual areas, with documentation, visualisation, communication and a focus on customer value.
Project management
Project leadership and consulting for the design, implementation and introduction of projects or organisational changes, including project controlling and project portfolio management.
Human resources management and personnel selection
Consulting on personnel strategies, recruitment, personnel development, health management and assessment systems, as well as selection of boards of directors, executives and specialists.
Trust & reputation

ranQ Trust Score of Keller Unternehmensberatung AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Keller Unternehmensberatung AG scores 53.7 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.63.324%
  • 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.45.610%
  • 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%
Keller Unternehmensberatung 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%
Keller Unternehmensberatung 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%
Keller Unternehmensberatung AG scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Keller Unternehmensberatung AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 5 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
4.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.25
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bleichemattstrasse 43
5000 Aarau
Opening hours
Mon
08:00 - 18:00
Tue
08:00 - 18:00
Wed
08:00 - 18:00
Thu
08:00 - 18:00
Fri
08:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-108.246.982
Founded
1998 · 28 years
Last commercial register change
August 28, 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.100.06%
  • 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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