Self-employed as a main activity
As a self-employed professional in your main activity, you are the driving force behind your own business. That’s great, but it also comes with many administrative responsibilities. Get support from our PIA accountants. We handle your accounting and provide advice to help you make well-informed decisions.
Choose worry-free accounting.
Avoid tax surcharges.
Opt for smart cost optimization.
Insurance advice tailored to your sole proprietorship.


What our customers say about us
Want to start a sole proprietorship? Choose an easy start with PIA Go!
With PIA Go!, we support startups and sole proprietorships by offering an accounting service designed specifically for their needs. Our approach combines a user-friendly digital platform with personalized guidance from experienced accountants who closely monitor your business.
Discover in our Starter Guide how to launch your business easily with PIA Go!.

What you can expect as a self-employed professional in your main activity
Avoid tax surcharges with our advice on advance paymentsAs a self-employed professional, it is essential to anticipate and properly plan your tax payments. Our PIA accountants are happy to advise you on possible advance payments. Together, we analyze your income and ensure you make the right decisions at the right time. This way, you spread your tax burden and avoid a heavy tax bill at the end of the year.

What you can expect as a self-employed professional in your main activity
Opt for smart cost optimizationOf course, you want to get the most out of your business, including from a tax perspective. Is your professional equipment or part of your internet subscription deductible? What about your mobile phone and car expenses? Our PIA accounting experts and team guide you in optimizing the use of your costs. This way, you fully benefit from your tax advantages.

Insurance advice tailored to your sole proprietorship
Send your invoices easily and securely via PEPPOL, the standardized European platform, to ensure compliance with regulations.

A wide range of services
An accounting service tailored to your sole proprietorship
Choose how your accountant helps you.
The PIA accountant and team can handle your accounting for you, or simply review it if you prefer. The choice is yours.
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Professional quotes and invoices in just a few clicks.
Create professional digital quotes and invoices quickly and easily. You can already send your e-invoices via PEPPOL.
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Manage incoming invoices and receipts.
Keep all your purchases organised in one central place, so you never lose track.
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You can count on our team.
Have questions or need help with your accounting? The PIA accountant and team are here for you.
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Stress-free VAT and tax returns.
Never miss another deadline or pay too much. Your PIA accountant ensures optimal VAT and tax returns.
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Real-time insight into your numbers.
How is your business performing right now? Check your financial results anytime, anywhere via the clear dashboard in PIA Go!
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“For self-employed professionals in their main activity, it is essential not only to have your accounting in order, but also to anticipate tax obligations. Thanks to our advice on advance payments, we help avoid any unpleasant surprises.”
Tibo
PIA accountant
Subscriptions tailored to you
How would you like to be supported by your PIA accountant?
Do you want the PIA accountants and team to record your incoming and outgoing invoices for you? Or would you prefer to handle it yourself? Choose the PIA Go! subscription that suits you best.
Do you have a question?
Feel free to contact us. Our team will be happy to tell you more about PIA Go! and how we work.
