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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement consultantAarauBohren & Lehner GmbH
Bohren & Lehner GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Bohren & Lehner GmbH advises public authorities and organisations in the social sector and provides project management, interim leadership and reorganisation support. Its services also include case management and assessments in child and adult protection, staff recruitment and coaching.

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Offering

Products & services

Industry:Management consultant
✓ Offered3
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4.1/5

Bohren & Lehner GmbH

Advisory and Projects
Support for realignments, reorganisations and new organisational units; leading social services on an interim basis, conflict resolution, advisory and coaching.
Mandates and Assessments
Handling complex mandates in child and adult protection, assessments of risks, reports on custody and guardianship matters, and advice on separation and visitation rights.
Recruitment and Coaching
Placement of specialist staff in the social and education sector for permanent, fixed-term and short-notice assignments; in addition, coaching, outplacement and career counselling.
Trust & reputation

ranQ Trust Score of Bohren & Lehner GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Bohren & Lehner GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Bohren & Lehner GmbH scores 88.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Bohren & Lehner GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
Bohren & Lehner GmbH scores 8.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.8.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bohren & Lehner GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Igelweid 1
5000 Aarau

At a glance

Legal form
Limited Liability Company
UID
CHE-114.165.300
Founded
2008 · 18 years
Last commercial register change
April 30, 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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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