Accounting services for your business
- Accounting
- For companies and sole proprietorships
- Personnel and tax accounting
- Accountant's consultations
Our managers are always on call for any questions
We use modern solutions and proprietary software products to manage business processes.
We give guaranteed results on any type of service. Our activities are insured against possible risks.
Accounting and tax management today require constant knowledge updates: changes in legislation, new reporting forms, and nuances in tax deductions can affect your company’s financial stability. Without timely and practical guidance, it’s easy to miss out on opportunities or face penalties.
Check out our Instagram — it’s full of practical tips on accounting, taxation, and financial planning from the founder of Wikielson
Real feedback from our clients confirms: we deliver solutions that get results. Clients value clear communication, attention to detail, and flawless execution. Wikielson is a partner you can rely on in business matters



Do you have questions? Most likely, we’ve already answered them! This is a collection of the most frequently raised topics from our clients
What are the questions we provide consultations on, and how long does a consultation take?
- how to properly register a business
- what ZUS contributions are paid for different forms of taxation taxation for JDG and Sp.z.o.o.
- other aspects of accounting and tax accounting
Who do we work with?
Мы предлагаем бухгалтерское иналоговое сопровождение дляорганизаций, ИП ичастных лиц. Работаем склиентами повсей Польше.
Can people who do not speak Polish contact you?
Yes, we work with foreigners who do not speak Polish.
How can we help you in organizing a business?
- provide consultation on the form of business activity
- assist in business registration
- select the most advantageous tax regime
- prepare a business plan
- obtain all necessary permits and licenses
Can you help me liquidate my company correctly?
Yes, we provide consultations on company liquidation: we help with preparation, submission of documents, and accompany you throughout the entire process.
Accounting and Bookkeeping online for Businesses in Poland
W12 & Wikielson is a professional accounting company founded by a team of practicing experts who provide financial and accounting services. We help organizations, individual entrepreneurs, and private individuals grow their businesses, manage cash flow effectively, comply with legal requirements, and achieve financial goals. We bring real benefits to businesses, which is why many of our clients stay with us to this day.
Our services include:
Turnkey Accounting Services Our team will handle all aspects of accounting, tax, and HR management, allowing you to focus on growing your business.- Accounting services for legal entities (Sp. z o.o., LLC, TOV)
- Accounting services for sole proprietors (JDG entrepreneurs, IE, FOP)
- HR services
- Registration Sp. z o.o. (LLC, TOV) in KRS
- Sole proprietorship registration
- Fund Registration
- Assistance in registering a representative office of a foreign foundation
- Amendments for Sp. z o.o. in the KRS
- Opening and maintaining a virtual office
- Assistance with opening a bank account
- Residence card for business
- Residence card for work
- Assistance in obtaining temporary residence
- Assistance in obtaining permanent residence
- EU resident card
- Pole’s Card
- Blue Card
- Legal services
- Business liquidation and suspension
- Licensing in Poland
- Choosing the most suitable form for business
- Legal regulation of business in Poland
- Obtaining a VAT number in Poland
- Changing your accounting firm
- Document legalization
Where and with whom do we work?
Our office is located in Warsaw, but we actively consult clients throughout Poland: Kraków, Wrocław, Łódź, Bydgoszcz, Poznań, Gdańsk, Szczecin, Katowice, Lublin, and other cities. We work with various forms of business: LLCs, sole proprietors, partnerships, companies, firms, TOVs, FOPs, and JDGs.Why choose us?
By choosing W12 & Wikielson, you are investing in quality and reliability. We are ready to take decisive action to achieve outstanding results!- We take 100% responsibility for the professionalism of our work
- We resolve all issues that arise during regulatory inspections
- You will never be left without support: we work without vacations or sick leaves
- We minimize the risks of penalties
- Our specialists regularly undergo training and skill enhancement
- The cost of our services is significantly lower than maintaining in-house specialists
- We guarantee complete confidentiality and an individual approach for every client
- We can resolve most issues remotely, reducing your time costs and speeding up the process
Comprehensive Accounting Support in Poland
Time cannot be regained. And for business, time is money. That’s why timely contact with a consulting accounting firm will be your key advantage. By becoming our client, you can be completely confident that we will do everything possible—and impossible—for the proper organization and development of your business.Do you have any questions?
Leave your request and our managers will contact you shortly
- Mon-Fri: 08:00 - 17:00
- +48-571-052-184
- Biuro@wikielson.pl