Administrative Services in
Jona

EXTERNADMIN Sonja Spasova

Since 2010 · 1–10 empl.

The core activity of EXTERNADMIN is the provision of services in the field of personnel management, business support and backoffice, particularly in the areas of accounting, administration and human resources. The company offers its services on site in German-speaking Switzerland and supports customers in completing administrative and accounting tasks.

KONTOMED Ärztetreuhand Zürichsee-Linth AG

Since 2025 · 1–10 empl.

KONTOMED Ärztetreuhand Zürichsee-Linth AG is a fiduciary services firm specialising in medical practices and other healthcare professionals. The company provides accounting, payroll administration, tax advisory, and practice consulting services.

Entlasterei AG

Since 2022 · 1–10 empl.

Entlasterei AG provides operational support to SME executives through business analyses, project implementation and the handling of administrative tasks. Its services include business development, project work (for example marketing, sales, human resources, IT) and administrative processing including bookkeeping and financial accounting.

Müller Verwaltungs AG

Since 1987 · 1–10 empl.

WWellbeing GmbH

Since 2018 · 1–10 empl.

RLC Consulting I Richard Lins

Since 2021 · 1–10 empl.

GX Management GmbH

Since 2023 · 1–10 empl.

Ripka Services GmbH

Since 2024 · 1–10 empl.

Dynoptic Solutions AG

Since 2026 · 1–10 empl.