- +36 20 370 3895
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1147 Budapest, Lőcsei u. 9/a
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Mo - Thu: 08 - 16:30
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Fri: 08 - 15:30
Years Serving Our Clients
satisfied Clients Chose Us
With over two decades of experience, Optimum Kontroll supports sole proprietors through accurate and flawless accounting. We provide precise and reliable accounting support across all tax schemes, reducing administrative burdens and minimizing the risk of errors.
We don’t just free you from the stress of tax deadlines, we also streamline communication with the tax authority (NAV), allowing you to manage your business with confidence and peace of mind. Our experienced team handles your accounting tasks with up-to-date expertise, from preparing tax returns and general bookkeeping to tax optimization and full legal compliance.
We know how difficult it can be to find the right accountant. Low prices or a recommendation from a friend may seem tempting, but one bad decision can have serious consequences.
You’ve probably heard the horror stories too:
You might also be familiar with situations like:
Unfortunately, these aren’t rare cases. Many business owners only realize they’ve chosen the wrong accountant when it’s too late — and by then, it’s time to start all over with someone new.
But here’s the good news: you don’t have to fall into these traps. Imagine if:
At Optimum Kontroll, this is exactly what we offer — backed by more than two decades of experience and the ongoing accounting of over 100 satisfied clients.
When you sign a contract with us, we’ll handle the full setup of your sole proprietorship – including all required registrations, suspensions, and reactivations – completely free of charge.
You can confidently entrust us with the complete accounting of your business. We aim for long-term collaboration, supporting your company’s growth as a stable partner backed by 20+ years of expert experience.
Our certified accountants use precise software to manage your books optimally for every company structure, maximizing all legal advantages.
We handle your bookkeeping, tax returns, and payroll with precision and punctuality. We actively monitor deadlines and ensure full regulatory compliance.
We support both new and experienced entrepreneurs. Our goal is to build long-term partnerships by continuously reducing administrative burdens and ensuring transparent financials.
We offer online, remote, and in-person bookkeeping, door-to-door document courier services, and representation before authorities making outsourced accounting simple, secure, and hassle-free.
If you sign a contract with us, setting up your sole proprietorship – including all mandatory registrations, temporary suspension, or reactivation – is free of charge.
Our tax advisory service helps you optimize your taxes, so you may end up saving more than the cost of bookkeeping.
Our service is based on a monthly fee, which depends on the number of invoices processed.
Preparation of monthly, quarterly, and annual tax returns
Timely notification of tax payment obligations
Processing incoming and outgoing invoices
Requesting zero-tax certificates
Filing other tax returns and completing related services
Free consulting
Representation before authorities
15 million HUF liability insurance coverage
Preparation of monthly, quarterly, and annual tax returns
Timely notification of tax payment obligations
Processing incoming and outgoing invoices
Requesting zero-tax certificates
Filing other tax returns and completing related services
Free consulting
Representation before authorities
15 million HUF liability insurance coverage
Prices are listed net, excluding VAT. If you’re exempt from VAT, you’ll contract with our VAT-exempt bookkeeping company – so the prices listed remain exactly as shown. If you are eligible for VAT deduction, you can also contract with our VAT-registered company.
When you sign a contract with us, we’ll handle the full setup of your sole proprietorship – including all required registrations, suspensions, and reactivations – completely free of charge.
We take the burden of accounting administration off your shoulders so you can focus on growing your business.
Modern szoftverekkel gyorsabbá és pontosabbá tesszük könyvelési folyamataidat.
We’re always available during business hours. If you have a question or request, we respond within 24 hours.
With legal tax optimization strategies, we achieve significant savings for your business.
With detailed, easy-to-understand reports, you’ll have a full view of your company’s financial standing.
With our up-to-date knowledge, we make sure your business always meets current legal requirements.
Our 20+ years of market presence guarantee reliable and professional accounting services.
With expert representation, you can face any authority audit with confidence.
We offer all accounting services under one roof, simplifying your administration.
Instead of using technical jargon, we explain complex terms and regulations in a way that’s easy to understand.
Our 15 million HUF professional liability insurance provides extra protection against potential errors.
We prepare tax returns well ahead of schedule, avoiding last-minute rush and stress.
Our team undergoes regular training to ensure your business benefits from the most up-to-date expertise.
With our multi-level review system, we minimize the risk of errors.
Through forecasting and strategic advice, we prevent issues and seize emerging opportunities.
See what our clients have to say about working with us
Optimum Kontroll provides outstanding service to my tech company. They're always up to date with grants and tax regulations, and adapt quickly to industry changes.
Their service is precise and transparent, giving our company a solid foundation for reliable financial operations.
A reliable and dedicated partner who plays a key role in the success of our foundation. Their transparent accounting system and ongoing audits ensure our finances stay in order.
We rely on them for every financial report and annual audit. They've been instrumental in structuring our foundation’s finances and maintaining transparency.
They handle payroll with great care, especially when it comes to donations and grant tracking. They answer all our questions thoroughly and keep us updated on any regulatory changes.
We feel confident knowing such a professional team has our back.
The accounting team has a deep understanding of how online platforms operate, ensuring accurate transaction tracking and clear financial results.
Their flexible and proactive approach is a huge advantage. Optimum Kontroll’s paperless system is especially helpful for keeping up with the fast pace of e-commerce.
Their services are tailored to the unique needs of web-based businesses. From online transactions to cross-border tax rules, they’ve helped us stay compliant with confidence.
They’ve laid a solid financial foundation for us – a true expert team we can grow with.
The Optimum Kontroll team understands the beauty industry’s unique needs and provides all the support we need to manage our finances.
From international transactions to VAT handling and promotional campaigns, everything is smooth and accurate with their help.
As an online beauty brand, clear and organized accounting is essential. Every transaction is documented with precision, and their paperless system is a big asset in our fast-paced world.
Their expert team is always available to help with any financial questions that arise in our beauty business. They handle campaign periods and promos quickly and precisely, which is a huge relief for us.
They handle the complex payroll and cost accounting needs of our industry exceptionally well, giving me peace of mind that our data is always accurate and up to date.
Thanks to Optimum Kontroll, our accounting is more transparent, and I can fully focus on the business.
Their support is crucial in managing the financial aspects of our auto industry operations – including import-export processes – with total confidence.
Optimum Kontroll has become an essential partner in managing the financial and accounting side of our condominium operations.
They’ve developed a clear, precise system that ensures every shared cost and expense is traceable. Their approach is fast, flexible, and accurate.
With their expert support, managing our budget has become much easier. I now have full confidence that every resident receives fair and transparent billing.
CEO
Optimum Kontroll provides comprehensive accounting management, including daily bookkeeping, tax return preparation, tax optimization, and representation before authorities. Our goal is to let you focus on your core business activities while we ensure full legal compliance through reliable accounting support.
Our services combine precise bookkeeping with strategic tax consulting. This comprehensive approach helps you maximize your profits while minimizing your tax burden and the risks that come with outsourcing your accounting.
If you want your business accounting to always be in order—and never have to worry about tax audits or bookkeeping errors—just fill out the form at the bottom of the page.
Here you’ll find quick answers to the most common questions. If you don’t see yours, feel free to contact us!
Our prices depend on the size and needs of your business. We offer transparent, fixed monthly pricing that includes all essential services. No hidden fees or unexpected charges.
We use a multi-level review system and modern software to avoid mistakes. Every task is reviewed by at least two professionals. Plus, our 15 million HUF liability insurance provides extra protection. Although we’re proud to say we've never needed to use it.
We aim to respond quickly in every situation. Clients typically get answers within 24 hours, and even faster in urgent cases.
We take a proactive approach to tax optimization. We regularly review your business’s financial status and create custom strategies to maximize all legal opportunities. This may include expense optimization, utilizing tax benefits, or recommending a more advantageous tax structure.
Don't worry, we provide full support in the event of a NAV audit. We represent your interests, manage the entire process, and ensure that every document and piece of information is in order. Our clients maintain 100% reliable tax status, minimizing the chance of an audit.
Absolutely! Our services are scalable, and we’re happy to grow with your business. We continually monitor and adjust your package as needed to ensure it aligns with your current needs. Our goal is to support your long-term success as a trusted partner.
We have extensive experience with all major tax schemes, including KATA, KIVA, and flat-rate taxation. We help you choose the most advantageous setup and support you through any necessary transitions. We stay fully updated on all tax law changes.
We make the transition smooth and hassle-free. We’ll contact your current accountant, collect all necessary documents, and review everything in detail. Our thorough onboarding ensures nothing gets lost and all optimization opportunities are preserved. You only need to authorize us and we’ll handle the rest.
At Optimum Kontroll, we’re committed to providing high-quality, personalized services. That’s why we only accept a limited number of new clients each month — so we can give every partner the attention and expertise they truly deserve.
Currently, we have only 5 available spots for new clients this month. This limited capacity allows us to consistently deliver the highest level of service and act as a true strategic partner in the success of your business.
Unfortunately, we are unable to accept clients under the EKHO taxation scheme.
Takes less than 30 seconds and comes with zero commitment
If you want your business’s accounting in expert hands, reduce administrative burdens, and work with a reliable accounting firm, fill out the form!
Ákos Nagyjános
Managing Director
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