there is always a solution.

About us.

SKILLS, VISION, PASSION. This is a brief overview of the TIAS brand history, dating back to 1997.

At present, our company brings together over 70 highly qualified employees. We offer our Clients a wide range of specialized counselling services in the field of finance, economy, law and many others. The clients of our brand value cooperation with us mainly because our company does not have a corporate structure. This gives us greater freedom and ability to adapt to the individual needs of clients. Thanks to these values our brand's activities on the international market are of a wide range and highly distinguishable.


Our offices.



ul. Hallera 78/4
53-324 Wrocław
tel.: +48 71 737 29 00


ul. Zbożowa 4A/2
70-653 Szczecin
tel.: +48 91 444 07 99


Al. Żwirki i Wigury 16A
02-092 Warszawa
tel.: +48 536 917 399


ul. Chorzowska 150
40-101 Katowice
tel.: +48 535 042 121


Regus - Seoul Kyobo Securities Building-Youido · 10/FL, Kyobo Securities Building, 97 Uisadang-daero, Yeoeuido-dong
Seoul 04168 Korea Południowa
tel.: +82 10 9462 7799


ul. Mickiewicza 13
38-300 Gorlice
tel.: +48 536 083 399

Gorzów Wielkopolski

ul. Londyńska 3F/11
66-400 Gorzów Wielkopolski
tel.: +48 508 627 341


ul. Karola Olszewskiego 20
25-663 Kielce
tel.: +48 692 036 949

Our offer.

The most important accounting and legal services for your company in one place.


As experts with over 20 years of experience in the field of accounting, we can offer our clients a wide range of services.

In our organisation we have implemented advanced internal...

Read more


Legal services provided by TIAS include a set of comprehensive activities related to business and investment consulting. Our international team brings together a number of specialists in the field of...

Read more


At TIAS, we believe that every business and every investment is unique. That is why, in order to offer comprehensive legal and financial services, we strive to fully respond to...

Read more

Tax Consultancy

At TIAS, we provide professional business and tax consulting services. The goal that you wish to achieve in your business is our priority. Before providing a customised offer to you,...

Read more


Professional "know how" is an extremely valued product in the world of business. TIAS specialists have been providing various types of training for over 20 years; the training is aimed...

Read more

HR and Payroll

Experience confirms competence. This is the statement that best describes our service in the field of Human Resources and Payroll. The fact that you can benefit from the knowledge of...

Read more

We are members of the global organization Antea Group. Antea is an international organization that brings together companies based on the highest standards of work in the areas of auditing, consulting, tax consultancy and law.

You can find out more about the organization on the official website of our partner -



Changes in the employment ofr Ukrainian citizens

From 1st of July 2024, changes related to the employment of citizens of Ukraine will be in force. They were introduced by the Act of 15 May 2024 amending the Act on Assistance to Citizens of Ukraine in Connection with the Armed Conflict on the Territory of Ukraine and certain other Acts (Dz. U. 2024 r. poz. 854).

Read more

Polish Minimum Tax – First Filing in 2025

After a two-year suspension, the provisions concerning the minimum tax came into effect on January 1, 2024.

Read more

Read more

Read more
See all news