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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRecruitment & HR ConsultingBaselPersonal Sigma Basel AG
Personal Sigma Basel AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is personnel consulting and placement, particularly in the commercial, technical and skilled trades sectors. The company offers services such as personnel leasing, permanent placement, executive search/succession planning, payrolling and assessments, and places qualified personnel with companies.

AI-generated
Offering

Products & services

Industry:Recruitment & HR Consulting
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4.2/5

Personal Sigma Basel AG

✓ Offered7
Permanent placement
Permanent placement for commercial, skilled trades and technical roles, including candidate sourcing, preselection, suitability assessment and support up to the hiring stage.
Staff leasing / Try & Hire
Temporary staffing for commercial, skilled trades and technical assignments, as well as Try & Hire with a trial assignment, payroll administration, time tracking and assignment coordination.
Executive positions / Succession planning
Recruitment of specialist and leadership roles, as well as mandate solutions for succession planning with profiling, direct outreach and a comprehensive candidate dossier.
Payrolling
Payroll accounting and HR administration with online time tracking, insurance and pension fund processing, reporting and support with employment and contract law.
Assessments
Assessments with behavioural profile analysis and a General Intelligence Assessment to evaluate strengths, motivation, values, skills and development potential.
Spontaneous application
Spontaneous online application for temporary positions, permanent roles or executive jobs, with upload of your CV and other documents.
Job vacancies
Job vacancies for candidates with a search function by region, category and employment type, as well as a notification feature for suitable jobs by email.
Trust & reputation

ranQ Trust Score of Personal Sigma Basel AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Personal Sigma Basel AG scores 67.6 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.68.424%
  • 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.79.710%
  • 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%
Personal Sigma Basel 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%
Personal Sigma Basel AG scores 85.0 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).85.022%
Personal Sigma Basel AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Personal Sigma Basel AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 22 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
4.4
of 5

Aggregated from 22 reviews across all connected sources

Sources
GGoogle4.422
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Leimgrubenweg 6
4053 Basel

At a glance

Legal form
Corporation
UID
CHE-114.054.333
Founded
2008 · 18 years
Last commercial register change
December 30, 2020
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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