trimag Treuhand-Immobilien AG in Basel - Fiduciary Basel-Stadt
Allschwilerstrasse 17 · 4055 · Basel · Basel-Stadt
Overview
trimag Treuhand-Immobilien AG is a listed fiduciary or accounting provider based in Basel, canton of Basel-Stadt, with reference address Allschwilerstrasse 17, 4055, Basel, BS. The services associated with the company include fiduciary services, making it a candidate to review for SMEs, independent professionals, or local companies looking for support in the region. This profile helps prepare a first conversation: check whether the firm covers bookkeeping, year-end closing, tax topics, audit/revision, or advisory work depending on your needs. Public data confirms UID CHE107942582; team size, current capacity, and pricing should be requested directly from the company. Listed languages: de. Listed client segments: PME suisses. Additional public signals: Source officielle Zefix disponible.
Contact a person associated with this fiduciary firm
Publicly associated people are shown only when a public source links them to this fiduciary firm.
Alessandra Karlin
mit Kollektivprokura zu zweien
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Karlin, Alessandra, von Riehen, in Basel, mit Kollektivprokura zu zweien
Anton Genannt Tony Ronchi
Präsident des Verwaltungsrates
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Ronchi, Anton genannt Tony, von Val Mara, in Basel, Präsident des Verwaltungsrates, mit Einzelunterschrift
Astrid Ronchi
Mitglied des Verwaltungsrates, Sekretärin
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Ronchi, Astrid, von Val Mara, in Basel, Mitglied des Verwaltungsrates, Sekretärin, mit Kollektivunterschrift zu zweien
Fabian Micha Ronchi
Mitglied der Geschäftsleitung
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Ronchi, Fabian Micha, von Val Mara, in Basel, Mitglied der Geschäftsleitung, mit Kollektivunterschrift zu zweien
Tania Carril Capelo
mit Kollektivprokura zu zweien
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Carril Capelo, Tania, spanische Staatsangehörige, in Reinach (BL), mit Kollektivprokura zu zweien
Tobia Stefan Ronchi
Mitglied des Verwaltungsrates
Official registryOpen sourceSOGC/FOSC 2026-04-21 #1006630815: Ronchi, Tobia Stefan, von Val Mara, in Bättwil, Mitglied des Verwaltungsrates, mit Kollektivunterschrift zu zweien
Particularities
- Location: Basel (Basel-Stadt), address Allschwilerstrasse 17, 4055, Basel, BS.
- Services to verify with the firm: fiduciary services.
- Additional signals: Source officielle Zefix disponible.
- Current contact details should be confirmed directly with the company.
Best fit for
- SMEs and independent professionals around Basel looking for fiduciary services.
- Companies in the canton of Basel-Stadt comparing a local fiduciary provider.
- Business owners preparing a first conversation about scope, pricing, and accounting tools.
Services
Languages & client focus
de
Digital signals
- Source officielle Zefix disponible
Verified sources
The items below show which listing data is backed by an official or public source.
- Official registryOpen source
UID number
CHE107942582
Manual review is still required before commercial interpretation.
- Official registryOpen source
Identified services
Services fiduciaires
Verwaltung von Liegenschaften, insbesondere von solchen in Stockwerkeigentum, sowie Vermittlung von Liegenschaften und Erbringung von sämtlichen Dientleistungen im Immobilienbereich. Die Gesellschaft kann sich an anderen Unternehmen beteiligen sowie andere Unternehmen erwerben oder erworbene Unternehmen verkaufen. Sie kann Liegenschaften und Wertschriften erwerben, verwalten und verkaufen, Darlehen aufnehmen und gewähren, Garantien und andere Sicherheiten stellen, Immaterialgüterrechte erwerben, verwalten und verwerten.
Manual review is still required before commercial interpretation.
- Official registryOpen source
Verified information
https://bs.chregister.ch/cr-portal/auszug/auszug.xhtml?uid=CHE-107.942.582
Manual review is still required before commercial interpretation.
- Official registryOpen source
Verified information
ACTIVE
Manual review is still required before commercial interpretation.
- Official registryOpen source
Verified information
Manual review is still required before commercial interpretation.
- Official registryOpen source
Verified information
Manual review is still required before commercial interpretation.
Points to confirm
- • Services actually offered and availability for new mandates.
- • Team size, contact person, and working languages.
- • Fees, engagement terms, accounting tools, and collaboration model.
Use this profile as a starting point to compare providers and prepare questions before a first conversation.
Working well with your fiduciary
Whether you choose trimag Treuhand-Immobilien AG or another fiduciary in Basel, the quality of the collaboration depends above all on your tools. With Numezis, accounting, documents and payroll live in one place — your fiduciary works on it directly.
See how Numezis works with your fiduciaryNext steps
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