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Legal Notice (Imprint)

Website Owner & Service Provider

Simplex Tax is a global professional services brand operated through two distinct business entities:

1) Yosyf Ivanyuk Consulting - F.Z.E. (Free Zone Establishment - Limited Liability)

Registered in Ajman Free Zone, UAE

Licensed by the Ajman Free Zone Authority (AFZA)

Registration No. 44962

License No. 44962

Tax Registration Number: 105237625600001

Business commencement date: 08 September 2025

Status: Active

Registered Address (Postal Address)

Ajman Free Zone C1 Building

Office - C1 - 1F - SF20222

Makani No. 4442612247

Business Activity

Main: Tax Consultancy

Additional include:

– Management Consultancies

– Business Consultancy

– Consultancy and Studies and Researches in Legal Sciences

-AND-

2) Yosyf Ivanyuk Jednoosobowa Działalność Gospodarcza
Registered in the Central Register and Information on Economic Activity (CEIDG) of Poland.
Entrepreneur’s company name: Yosyf Ivanyuk
NIP (Tax Identification Number): 5273139969
REGON: 540232672
Business commencement date: 02 December 2024
Status: Active

Registered Address (Postal Address)
ul. Ostrobramska 101
04-041 Warsaw
Poland

Business Activity Codes (PKD)
Primary PKD: 74.99.Z – All other professional, scientific and technical activities n.e.c.
Additional PKD codes include:
– 70.20.Z Business and management consultancy

– 69.10.Z Legal activities
– 85.59.D, 85.69.Z Education services
(and others listed in the CEIDG register)

Email Address
ask.us@taxsimplex.com

Website
https://www.taxsimplex.com

Responsible Person
Yosyf Ivanyuk (business owner)

EU, GDPR, UAE & U.S. Compliance Contact
Email: ask.us@taxsimplex.com
This contact is also used for GDPR-related requests.

Professional Liability

Simplex Tax provides international tax consulting services, written tax opinions, and tax structuring advice.
All information on this website is for general guidance only and does not constitute formal advice unless a paid service agreement has been entered into.

Supervisory Authority

As a business operating in the UAE, matters concerning personal data are supervised by:

The UAE Data Office Established under Federal Decree-Law No. (44) of 2021

United Arab Emirates

Website: https://u.ae/en/about-the-uae/digital-uae/data/data-protection-laws 

Telecommunications and Digital Government Regulatory Authority (TDRA)

Website: tdra.gov.ae

As a business operating in Poland, matters concerning personal data are supervised by:

President of the Personal Data Protection Office (UODO)
ul. Stawki 2
00-193 Warsaw, Poland

Copyright Notice

© 2025 Simplex Tax. All rights reserved.
All content, including text, design, graphics, and service descriptions, is the property of Simplex Tax and may not be copied or distributed without prior written permission.

Liability for External Links

This website may contain links to external third-party websites. Simplex Tax is not responsible for the content of external websites and does not endorse or guarantee their accuracy.

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