• Mo - Thu: 08 - 16:30
  • Fri: 08 - 15:30
Reliable Accounting Firm in Zugló, Budapest

Cost-Effective, Professional Accounting and Tax Analysis

Online and in-person services for small and medium-sized businesses

Legal compliance
Tax optimization
Tailored to your business
Representation before authorities
Ongoing support
15 Million HUF insurance coverage
20+

Years Serving Our Clients

200+

satisfied Clients Chose Us

With over two decades of professional experience, we support small and medium-sized businesses through accurate and flawless accounting, tax consulting, and payroll services. With precise and reliable financial management, we maximize accounting security and ensure full legal compliance.

Our expert team stays up to date with the latest tax and accounting regulations, acting as a strategic partner to help you unlock their full potential, allowing your business to achieve significant savings. With our cost-effective pricing, we help reduce your expenses compared to maintaining an in-house finance department.

Our experienced, certified professionals do more than just record numbers. They develop strategies tailored to your company’s unique needs and goals, whether it’s for Ltd. accounting or complex corporate financial management.

Ákos Nagyjános Managing Director

The Accounting Challenges Businesses Face

For over two decades, we’ve worked with small and medium-sized businesses, so we understand exactly what challenges you face daily in managing your company’s finances. Chances are, you’ve encountered similar issues:

  • Accounting and tax-related admin tasks drain your attention and resources from growing your business.
  • It’s difficult to stay up to date with constantly changing tax laws and accounting regulations.
  • You worry that even a small mistake could lead to serious consequences and penalties.

These might sound familiar too:

  • Your accountant doesn’t respond in time to urgent questions, putting important business decisions at risk.
  • You don’t receive proactive advice on tax optimization, missing out on significant savings.
  • Payroll or HR-related administrative errors create tension with your employees.

Unfortunately, these situations are far too common. Many businesses only realize they chose the wrong accounting partner once it’s too late and the damage has been done.

But here’s the good news: your business doesn’t have to fall into these traps. Imagine what it would be like if:

  • Your tax filings and financial statements were always prepared on time and with precision.
  • You had an experienced team behind you who understands the ins and outs of your industry.
  • You could sleep peacefully knowing you're protected by a 15 million HUF liability insurance policy.
  • You received proactive advice on tax savings and cost-effective operations — helping you save millions each year.

At Optimum Kontroll, this is exactly what we offer, backed by over 20 years of experience and the trust of more than 100 long-term partners.

Looking to Work with a Reliable and Experienced Accounting Firm?

Set up your company for free when you sign a contract with us!

The team at Optimum Kontroll will ensure every step of the company formation process is smooth and stress-free, so your business can launch with a professional accounting system from day one.

Only available to the first 10 applicants!

Expert Accounting Support for Small and Medium-Sized Businesses

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.

Full-Service Accounting with Expert Support

Our certified accountants use precise software to manage your books optimally for every company structure, maximizing all legal advantages.

We Deliver Proactive, Comprehensive Accounting

We handle your bookkeeping, tax returns, and payroll with precision and punctuality. We actively monitor deadlines and ensure full regulatory compliance.

We Create Value Through Analysis and Optimization

Our services go beyond basic administration. Our detailed reports and tailored tax optimization strategies can lead to significant savings.

We Use Efficient and Convenient Accounting Solutions

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.

200+ satisfied clients have chosen us
serving small and medium-sized businesses since 2002

Prices
for Companies and Business Entities

Our service is based on a monthly fee, with pricing depending on the number of invoices processed.

BT, LLC
55.000 Ft minimum monthly bookkeeping fee

Recording of incoming and outgoing invoices

Preparation and submission of VAT returns

Monthly payroll processing

Monitoring contributions and tax payments

Monthly report preparation

Recording bank transactions

Fixed asset tracking

Accurate cost and revenue accounting

Inventory bookkeeping

Local business tax filing and payment

Fulfillment of data services for the tax authority (NAV)

Liaison with authorities

Cash flow tracking

Vacation and sick leave tracking

Monitoring regulatory changes

Consulting

Official representation in front of authorities

15 million HUF liability insurance coverage

ZRT (Private/Public Limited Company)
119.000 Ft minimum monthly bookkeeping fee

Recording of incoming and outgoing invoices

Preparation and submission of VAT returns

Monthly payroll processing

Monitoring contributions and tax payments

Monthly report preparation

Recording bank transactions

Fixed asset tracking

Accurate cost and revenue accounting

Inventory bookkeeping

Local business tax filing and payment

Fulfillment of data services for the tax authority (NAV)

Liaison with authorities

Cash flow tracking

Vacation and sick leave tracking

Monitoring regulatory changes

Consulting

Official representation in front of authorities

15 million HUF liability insurance coverage

Payroll processing
4.000 Ft /person per month

Prices are listed net, excluding VAT.

Looking to Work with a Reliable and Experienced Accounting Firm?

Set up your company for free when you sign a contract with us!

The team at Optimum Kontroll will ensure every step of the company formation process is smooth and stress-free, so your business can launch with a professional accounting system from day one.

Only available to the first 10 applicants!

Why Choose Us in a Sea of Accounting Firms?

We Save You Time

We take the burden of accounting administration off your shoulders so you can focus on growing your business.

We Create Tailored Accounting and Tax Strategies

We develop personalized accounting and tax plans that align perfectly with your company’s unique needs and goals.

Seamless Communication

We’re always available during business hours. If you have a question or request, we respond within 24 hours.

We Provide a Comprehensive Financial Overview

Our detailed and easy-to-understand reports give you a clear view of your company’s financial health and tax position at any time.

We Proactively Plan Your Taxes

We alert you to potential tax-saving opportunities in advance — maximizing your benefits.

We Ensure 100% Compliance with Regulations

With our up-to-date knowledge, we make sure your business always meets current legal requirements.

We Guarantee Accurate Payroll Processing

We provide timely and precise payroll services to ensure both employee satisfaction and full legal compliance.

We Communicate Clearly

Instead of using technical jargon, we explain complex terms and regulations in a way that’s easy to understand.

We Handle Everything in One Place

We offer all accounting services under one roof, simplifying your administration.

We Help Your Business Cost-Efficiently

Our competitive pricing allows you to save significantly compared to maintaining an in-house finance department.

We Optimize Your Tax Burden

With legal tax-saving strategies, we achieve substantial savings for your business.

We Protect You with Liability Insurance

Our 15 million HUF insurance provides extra protection for our clients in case of any potential errors.

We Represent Your Interests

Our experts confidently represent your business in front of various tax authorities.

We Never Miss a Deadline

Thanks to our proactive approach, every tax return and report is submitted on time — avoiding late penalties.

Expertise, Experience, and Stability

Our 20+ years in the market ensure reliable and professional accounting services.

We Provide Comprehensive Accounting Solutions

While many accounting firms offer only basic services, we deliver full-scale management all in one place.

What Our Clients Say

See what our clients have to say about working with us

Szabó Péter Director & Development Engineer AI-Infology Kft

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.

Dr. Tóth István President Napfény Otthon Foundation

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.

Écsy Gabriella Managing Director Écsy Kft.

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.

Magyar Tünde Businesswoman & Beauty Industry Specialist Epilfree Magyarország Kft.

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.

Bódis Kálmán CEO & Rally Driver Opció Kft.

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.

Pap Tibor CEO, Certified Engineer RióFrió Kft.

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.

Ákos Nagyjános

CEO

We Believe in Thoughtful, Detailed, and Precise Service

Optimum Kontroll is a team of experts offering comprehensive accounting services. Our solutions ensure your business’s finances are in professional hands.

Our ideal clients are ambitious small and medium-sized businesses that expect more from their accounting firm. If you’re a business owner who:

  • Is focused on growth and development
  • Values expertise and customized solutions
  • Wants to save time and energy on accounting and tax administration
  • Prioritizes legal compliance and tax optimization
  • Needs accurate, reliable payroll services
  • Is looking for a trustworthy, stable, and professional partnership
  • Wants a clear understanding of their company’s financial position

— then Optimum Kontroll is the perfect partner for you.

200+ satisfied clients have chosen us
serving small and medium-sized businesses since 2002

Choose Optimum Kontroll as your accounting partner!

Precise accounting and tax optimization

Proactive financial planning and consulting

Tailored payroll solutions

Up-to-date reports, statements, and analysis

100% guaranteed legal compliance

Throughout our collaboration, you can expect a proactive, hassle-free service with streamlined processes that bring clarity to your accounting, taxes, and payroll.

Our team will handle your accounting and tax matters with up-to-date expertise that fully complies with the current legal framework.

Frequently Asked Questions

Here you’ll find quick answers to the most common questions. If you don’t see yours, feel free to contact us!

Yes, we provide complete accounting services, and we’re happy to handle partial tasks as well.

Yes, we handle accounting for sole proprietors, including KATA, SZJA, and flat-rate taxpayers. We do not work with EKHO taxation.

Yes, we can account for foreign bank accounts.

Yes, we handle all payroll and social security administration in-house, with dedicated specialists.

Yes.

Yes, we handle accounting for both foundations and sports associations.

Yes, we are familiar with and provide accounting for businesses using the cash accounting method.

Yes, we handle accounts with new international banks such as Wise, PayPal, and Revolut.

We closely follow legal changes and keep our clients informed. We also provide continuous professional training for ourselves, our team, and our partners.

Yes.

We Can’t Work with Everyone

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.

FREE & NO OBLIGATION

Request a Quote!

Takes less than 30 seconds and comes with zero commitment

If you want your business’s accounting in safe hands, reduce administrative burdens, and work with a reliable accounting firm, simply fill out the form!

  • Filling out the form takes less than 30 seconds.
  • It’s completely free and without obligation!
  • We’ll get in touch within 24 hours!
  • We only provide a quote after a quick consultation to understand the details.
  • Please fill in all fields relevant to you — it helps us a lot!

Ákos Nagyjános
Managing Director

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