Giving you a permanent overview of your monthly and yearly income.


Since 2003 our clients appreciate us as a competent partner for business management and accounting matters.

In order to react even better to any business requirements in the future, we offer under our new name SuNa + Partner with Mag. Zhu Lei additional expertise in all questions of international tax law and real estate tax law.

At a time when quick action is essential for business success, we offer professional support in all tax and business areas. You can rely on our competent, flexible service and discretion. Our additional network of lawyers and notaries supports us with special solutions.


Su Na
Founder and Managing Director

Ps: In China and elsewhere, the goldfish symbolises peace, happiness and prosperity. We wish these things to all our clients and business partners and look forward to our mutual success.

Give us a call if you would like further information. Hotline: +43 699 12169769 or send us an email.



Economic success depends largely on know-how and the accurate timing. SuNa + Partner combines competent advice on tax law issues with high service quality in ongoing accounting support for your company.

With us you will find the right partner for any questions about expansions or restructuring as well as for the ongoing support of your bookkeeping or the correspondence with offices and authorities.

We would like to contribute to your economic success by pointing out future developments and opportunities and we look forward to welcome you as our clients.

Mag. Zhu Lei



  • Free initial consultation

    Through our activity we become involved in your company’s business development. Your power of attorney marks the start of a relationship built on mutual trust. Find out about our services.

  • Tax advice

    We offer expert advice in expansions, reorganizations, tax advice on M & A and many more international tax law. Ask us.

  • Accounting

    You are guaranteed an up-to-date overview of your income, liquidity, receivables and liabilities at all times. Whether you need cash basis accounting or double-entry bookkeeping, we provide tailor-made solutions for your business.

  • Annual accounts

    We work with you to determine your company’s financial position at the cut-off date and file documents with the authorities in good time.

  • Payroll accounting

    We also ensure that your employees are registered and de-registered in good time. We know how to navigate collective agreements and employment regulations.

  • E-commerce and value added tax

    National VAT regulations are often puzzling for e-commerce businesses. We help you register, calculate and file your VAT return. Find more

  • Representation with authorities

    We can assist you with founding a new business and in dealings with health insurers, tax offices and authorities.

  • Startups

    We offer a flexible and comprehensive service in Chinese, German and English. We are happy to accompany you to offices and authorities and help you complete the necessary forms so you can launch your business.

Give us a call if you would like further information. Hotline: +43 699 12169769 or send us an email.

A service you can rely on

Austrian and foreign companies appreciate us as a competent partner for all business management and accounting matters. As well as all accounting operations (bookkeeping, annual accounts, inventories), we also offer all relevant services for new businesses and companies in transition.

Online communication with tax offices and regional health insurers allows accurate calculations and up-to-date information in the shortest possible time.

Our network of lawyers, notaries, tax experts and marketing specialists assist us with specific tasks such as financing, corporate structures and much more besides.


Financial statements since 2003


“We love your accuracy and enthusiasm for your work. Keep it up!”

“Thank you for all your good work over the years!”

“Quick, unbureaucratic, professionally competent, and always there for us when it’s urgent.”


    Business registration

    Required documents when registering as a sole trader: passport, residence permit for third-country nationals, registration form (Meldezettel)

    Plus, for regulated businesses: : certificate of competence or registration of the professional representative (“gewerberechtlicher Geschäftsführer“).

    Plus, if resident abroad or resident in Austria for less than 5 years: Certificate of no criminal record in the home country (not more than three months old)

    Plus, for new startups: confirmation from the responsible chamber of commerce in accordance with the New Business Support Act (NeuFöG)

    Plus, for joint stock companies, partnerships or sole proprietors: extract from the commercial register

    Staff registration

    This should always be done prior to taking up employment. Required information: Name, address, social security number, sex, nationality, job title, gross salary, date of joining, hours worked per week. Details of commuter allowance, if any, and marital status.

    Annual filing deadlines

    Annual tax returns (for income tax, VAT and corporation tax and the assessment declaration for partnerships and letting associations) must be submitted to the tax office together with enclosures by 30 April of the following year (Section 134 (1) of the Federal Fiscal Code [BAO]). If annual tax returns are filed electronically via FinanzOnline, the deadline is extended until 30 June of the following year. The tax office may extend these deadlines upon reasoned request. Even longer deadlines are possible at the request of a tax representative.


    Google Maps

    Mit dem Laden der Karte akzeptieren Sie die Datenschutzerklärung von Google.
    Mehr erfahren

    Karte laden

    SuNa & Partner GmbH
    Commercial register: 536950h
    UID: ATU75772326
    Hadikgasse 178/10, 1140 Vienna

    Tel:     +43-1-956 19 33
    Fax:    +43-1-944 23 91
    Mobil: +43-699-121 697 69

    Opening hours:
    Monday-Friday: 9:30 to 17:30
    Break: 12:30 to 13:30


    Responsible for content:
    SuNa & Partner GmbH
    1140 Vienna
    Data protection statement
    Photographs: Nuno, Istock
    Design: CDC

    Send us an e-mail