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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement consultantZurichTransaction Partner AG
Transaction Partner AG Logo
Verified· 6 sourcesOwner confirmed
Last updatedOctober 27, 2026

Contact

Summary

About the company

The Transaction Partner AG is an independent, owner-managed M&A advisory firm in Zurich, specializing in corporate sales, succession planning and business valuation for Swiss SMEs. The team brings experience from over 20 years and more than 260 company sales and succession arrangements. The partners accompany their clients personally – from valuation and sales documentation through targeted buyer outreach to negotiations and closing. An international buyer network, high discretion and a success-based fee model in corporate sales characterize the collaboration.

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Service area

Market presence

Brands of the company

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Trust Score4.3/5

Transaction Partner AG

nachfolgeportal.ch Logo

nachfolgeportal.ch

Brand of the company

nachfolgeportal.ch is a leading Swiss platform for business succession, business sale and acquisition, based in Zurich. The marketplace connects owners of SMEs with potential buyers. The offering includes free company listings, a monitoring service for suitable purchase offers, as well as knowledge articles and checklists. Sellers receive, as needed, individual consulting modules or comprehensive support in an active sale mandate: from business valuation through sales documentation and buyer search to negotiations, purchase agreement and handover.

nachfolgeportal.chView profile
Offering

Products & services

Industry:Management consultant
✓ Offered7
Company Sale
Support in the sale of Swiss SMEs: tailored sales strategy, business valuation, creation of sales documentation, discreet buyer outreach in Switzerland and abroad, coordination of due diligence and negotiation, transaction structuring and support in contract drafting.
Corporate Succession
Planning and implementation of internal and external family successor solutions for Swiss SMEs. Analysis of handover options, business valuation, successor search, and personal process support as well as coordination of external specialists for legal and tax questions.
Business valuation
Business valuation for SMEs with adjustment of the underlying assumptions, selection of suitable valuation methods, assessment of market prices and approaches to value enhancement.
Company purchase
Company purchase with a search profile for the SME market, matching suitable target companies and accompanying business valuation for a well-founded selection.
Company Offers / Corporate Marketplace
Through the own business area nachfolgeportal.ch, Transaction Partner offers an online marketplace for Swiss companies for sale and purchase. Buyers can browse company offers by industry and region and set up a search subscription. Sellers can list their company and, if needed, request additional support.
Management Buy-out / Management Buy-in
Support for business acquisitions by the existing management or external executives. Assistance with company valuation, transaction structuring, financing questions and negotiations up to the handover.
Knowledge / Guide to Corporate Succession
Specialist articles, guides, checklists and term definitions on company sale, business acquisition, succession planning and company valuation. The M&A magazine from Transaction Partner and the knowledge area of nachfolgeportal.ch support entrepreneurs and potential buyers in preparing and executing a transaction.
Trust & reputation

ranQ Trust Score of Transaction Partner AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of November 2026

Transaction Partner 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%
Transaction Partner AG scores 76.6 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.79.212%
  • 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%
Transaction Partner AG scores 96.7 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).96.722%
Transaction Partner AG scores 60.5 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 35.74.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.46.74%
Qualifications+0.15

Transaction Partner AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 3 customer reviews. As of November 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.

Press

Media

January 21, 2026Portrait
Darf ich vorstellen: Michael Greuter
jobs.nzz.ch
October 31, 2025
Wichtigkeit der Führungskräfte-Rekrutierung bei Unternehmensnachfolge und Firmenverkauf
kohlberg.ch
March 28, 2025
Unternehmensnachfolge: Dein Leitfaden für eine erfolgreiche Übergabe
klara.ch
March 28, 2025
Jahresabschluss und Firmenverkauf: Dein KMU optimal vorbereiten
klara.ch
February 5, 2025Interview
Interview Andreas Schubert – Transaction Partner AG
drooms.com
June 27, 2024Interview
Erfolgreiche Nachfolgeregelung und Unternehmensverkauf
zuercher-wirtschaft.ch
September 1, 2023Interview
Eine Nachfolgeregelung will gut vorbereitet sein
selectedmedia.de
October 21, 2022Interview
Nachfolgeberatung - 250 erfolgreiche Firmenverkäufe (Interview)
blog.swisspeers.ch
October 10, 2022Media
UNICEPTA akquiriert Adwired – Transaction Partner AG begleitet die Verkäuferseite
unicepta.com
September 1, 2022Interview
Es ist das grösste Geschäft im Leben
transactionpartner.ch
Credentials

Certifications & memberships

260+ Transaktionen
20+ Jahre Erfahrung
ISO 9001:2015
Knowledge

Articles about Transaction Partner AG

No articles have been published yet.

Comparisons

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Contact

Location

Talacker 41
8001 Zurich
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-452.580.908
Founded
2018 · 8 years
Last commercial register change
October 13, 2026
Employees
1 to 10

Active throughout Switzerland

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