OnestopTaxPrep's business model is based on sustainability rather than growth and expansion. By carefully balancing the volume of clients against the level required to sustain the business, you, as our client, can count on more attention and better service.


OnestopTaxPrep was formed in 2009 and headed by Ashwin Dwarkasing.

Ashwin Dwarkasing

Now with over 20 years of specialization in international Dutch and U.S. Income Tax for individuals, Ashwin started his career in 1998 with the international tax division of PricewaterhouseCoopers NV in Amsterdam. At Pricewaterhouse Coopers he specialized in providing integrated Dutch and U.S. consultancy to expats and their employers, mainly large multinationals. In 2005, Ashwin joined TaXpat BV in Amsterdam focusing more on personal Dutch and U.S. taxation matters of the expats. The first step towards better addressing the needs of the most important factor; the person behind the tax return.

Click here for a full profile of Ashwin Dwarkasing.

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Lyritza Dwarkasing

Lyritza joined the onestopTaxPrep team in February of 2015. She studied International Business Management while working at ING Bank as a mortgage professional. Leaving ING after 10 years, she educated herself in graphic and web design. Now, finding her place at onestopTaxPrep, she focuses mainly on all matters related to Dutch taxation. Besides individual income tax, she also provides entrepreneurs with Dutch tax and administrative services. Lyritza will be finishing her Dutch Tax Law course in 2016.

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