Administrative Services in
Winterthur

29 companies in Administrative Services based in Winterthur — name and year of registration from the commercial register. The list below shows them all.

Companies

All 29 companies in Winterthur

Startups.ch AG Logo

Startups.ch AG

Since 2001

Company formationAmend commercial register entryConsulting for Entrepreneurial Startups
View profile4.8(469)
HAWAdoc AG Logo

HAWAdoc AG

Since 1998

Trust centerManaged care services (Hawanet)Continuing education
View profile5(1)
TrustX Management AG Logo

TrustX Management AG

Since 2003

Physician-owned data collectionData collection for other professional groupsElectronic invoice forwarding to insurers (eDA)
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topserve.ch GmbH Logo

topserve.ch GmbH

Since 2006

Donations, financial and payroll accountingManagement of secretariats & officesProduct and market statistics
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Exactis AG Logo

Exactis AG

Since 2006

Advisory and expert opinions for pension fundsAdministration of pension fundsManagement of pension institutions
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MSM Marve GmbH Logo

MSM Marve GmbH

Since 2010

Administration servicesCompany formation and relocationSME financing
View profile5(2)
SalaryPro AG Logo

SalaryPro AG

Since 2016

Payroll processingAccountingOn-site support
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Löwendienst GmbH Logo

Löwendienst GmbH

Since 2019

BookkeepingInnovation supportTraining and continuing education
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Dentoplus GmbH Logo

Dentoplus GmbH

Since 2021

Administrative services for orthodontic and dental practices
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CALwin GmbH Logo

CALwin GmbH

Since 2021

AdministrationAccountingPayroll accounting
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Melliger Consulting Logo

Melliger Consulting

Since 2022

BookkeepingHuman ResourcesTraining and Coaching
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Scherler Siegenthaler Schweizer Rechtsanwälte AG Logo

Scherler Siegenthaler Schweizer Rechtsanwälte AG

Since 2009

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Dr. med. Nazar Kuzo, MHBA Logo

Dr. med. Nazar Kuzo, MHBA

Since 2020

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MHM - Grundbuch- und Notariatspraxis GmbH Logo

MHM - Grundbuch- und Notariatspraxis GmbH

Since 2021

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Hollenstein Leibacher Anwaltskanzlei & Mediation GmbH Logo

Hollenstein Leibacher Anwaltskanzlei & Mediation GmbH

Since 2022

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DT

Dactylo-Service, Therese Lincke

Since 1991

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BP

Büro P, Büroservice P. Schadegg, Winterthur

Since 1999

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VG

varianteplus GmbH

Since 2009

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RW

Regus Winterthur City GmbH

Since 2011

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GB

gut bau+büro gmbh

Since 2012

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DH

DAL Hospitality GmbH

Since 2014

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SG

SILENTIAS GmbH

Since 2014

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RR

RTB RenThe Bärtsch

Since 2020

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AB

AI BRAINVISUALS AG, Eschen (FL), Zweigniederlassung Winterthur

Since 2023

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HB

HRemote Bottini

Since 2023

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TG

TASSIARC GmbH

Since 2024

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RM

RF Management GmbH

Since 2024

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TG

T80 GmbH

Since 2024

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LB

LA Beteiligungen GmbH

Since 2025

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Administrative Services in Winterthur

29Administrative ServicesCommercial register (Zefix) · as of September 23, 2026
2016Median year of registrationCommercial register (Zefix) · as of September 23, 2026
801in the Canton of ZurichCommercial register (Zefix) · as of September 23, 2026
4,607in SwitzerlandCommercial register (Zefix) · as of September 23, 2026
Locations

Administrative Services in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 23, 2026

Largest places

Zurich286Dietikon24Horgen13Küsnacht ZH13Uster12Dübendorf12Kloten12Wallisellen11Schlieren11Meilen10
Industry axis

Administrative Services in other places

Administrative Services across Switzerland
Zurich286Dietikon24Horgen13Küsnacht ZH13Uster12Dübendorf12Kloten12Wallisellen11Schlieren11Meilen10Volketswil9Regensdorf9Stäfa8Rümlang8Uitikon Waldegg8Wetzikon ZH7Zumikon7Dietlikon7Glattbrugg7Rüti ZH6Pfäffikon ZH6Effretikon6Zollikon6Dürnten5Hombrechtikon5Ebmatingen5Thalwil5Winkel5Bülach5Eglisau5Niederglatt ZH5Stallikon5

By canton

Canton of Zurich801Canton of Geneva432Canton of Vaud397Canton of Bern389Canton of Zug345Canton of Aargau270Canton of Ticino239Canton of St. Gallen230Canton of Lucerne182Canton of Valais176Canton of Fribourg161Canton of Schwyz161Canton of Thurgau128Canton of Basel-Country127Canton of Solothurn83Canton of Neuchâtel83Canton of Grisons73Canton of Appenzell Outer Rhodes39Canton of Schaffhausen37Canton of Nidwalden33Canton of Obwalden32Canton of Glarus25Canton of Jura24Canton of Appenzell Inner Rhodes14Canton of Uri11
Place axis

Other industries in Winterthur

All companies in Winterthur
IT Consulting & Services356Management Consulting352Restaurants327Software Development284Coaching & Personal Development234Property Management224Technical Consulting & Engineering211Architecture Firms189Advertising Agencies189Facility Management & Cleaning179Fiduciary Offices165Holding Companies154Online Shops131Real Estate Project Development123Trade Fair & Event Organizers121Real Estate Brokerage114Automotive & Vehicle Trade110Painting & Plastering109Other Service Industries107Continuing Education Institutes106Hair Salons105NGOs & NPOs102Auto Repair Shops101Beauty Salons93General Contractors91Cultural & Educational Organizations88Building Maintenance84Construction & Project Management83Wholesale - General Specialty Trade81Psychiatry & Psychotherapy79Catering78Recruitment & HR Consulting74Logistics & Transport Companies70Flooring & Tiling69Non-Medical Healthcare Professions69Web Portals & Platform Companies66Retail - Food & Luxury Items66Wholesale - Food & Luxury Items66Photography64Sports & Recreation Instruction60Retail - Textiles & Clothing60Film & TV Production59Retail - General Specialty Trade59Electrical Planning & Installation58Food Processing58Plumbing & Building Services57Clubs, Bars & Event Venues57Sealing & Insulation54