Frieda Kok

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Services

You want your attention to be on growing and developing your company. You require (financial) advice about issues such as: whether to take care of your...

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Financial administration & outsourcing
Entrepreneurs who outsource financial administration reduce the number of administrative tasks and consequently have more time and space to focus on growth.
Financial insight
We help you turn financial data into valuable insights that support you in making well-founded decisions. In-depth analyses of your financial situation will help give you a better idea of where you stand and where the opportunities for growth lie, both in the short and long term.
Financial compliance
We make sure your company complies with financial legislation and regulations, with correct financial statements, tax reports and other obligations. From our global network, we support you in managing local and international tax risks.

Advisory

Everyone – companies, entrepreneurs and individuals – has to deal with taxes. A complex system of payments and levies, tax regimes also offer opportunities for...

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Impact House by Grant Thornton
Building sustainability and social impact. That sounds good. But how do you go about it in the complex world of stakeholders, regulations and frameworks and changing demands from clients and society? How do you deal with important issues such as climate change and biodiversity loss?
Business risk services
Minimize risk, maximize predictability, and execution Good insights help you look further ahead and adapt faster. Whether you require outsourced or co-procured internal audit services and expertise to address a specific technology, cyber or regulatory challenge, we provide a turnkey and reliable solution.
Cyber risk services
What should I be doing first if my data has been kidnapped? Have I taken the right precautions for protecting my data or am I putting too much effort into just one of the risks? And how do I quickly detect intruders on my network? Good questions! We help you to answer these questions.
Deal advisory
What will the net proceeds be after the sale? How do I optimise the selling price of my business or the price of one of my business activities?
Forensic & integrity services
Do you require a fact finding investigation to help assess irregularities? Is it necessary to ascertain facts for litigation purposes?
Valuations
Independent and objective valuations tailored for mergers, acquisitions, and legal matters.

Audit & assurance

Reliability of information. The way in which reliable information is produced. That is what assurance is all about. It is crucial for information to be...

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Auditing of annual accounts
You are answerable to others, such as shareholders and other stakeholders, with regard to your financial affairs. Financial information must therefore be reliable. What is more, you want to know how far you are progressing towards achieving your goals and what risks may apply.
IFRS services
Financial reporting in accordance with IFRS is a complex matter. Nowadays, an increasing number of international companies are becoming aware of the rules. But how do you apply them in practice?
ISAE & SOC Reporting
Our ISAE & SOC Reporting services provide independent and objective reports on the design, implementation and operational effectiveness of controls at service organizations.

Tax

Do you have an ambitious international company? And do you want to stay ahead of the competition? Then you need to be able to rely on the best international...

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National tax advice
Looking for tax advice in the Netherlands? We help business owners with tailor-made tax advice: from structure and compliance to innovation and sustainability.
International tax advice
Plan to do business abroad? Our international tax advice helps you with structure and compliance, as well as offering new opportunities. Strategic, practical, and future-oriented.
Private wealth services
Our Private Wealth specialists offer strategic and practical solutions. From tax advice to estate planning and financial scenarios, we make sure you make the right choices today, for tomorrow.

Legal services

Proactive and pragmatic: that's how we work. How do I ensure that the agreements between our shareholders are clearly established? What are my rights and...

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Corporate Law
From the general terms and conditions to the legal strategy, these matters need to be watertight. This provides assurance, and therefore peace of mind and room for growth. We will be pro-active and pragmatic in thinking along with you. We always like to look ahead and go the extra mile.
Employment Law
What obligations do you have with an employee on sick leave? How do you go about a reorganisation? As an entrepreneur, you want clear answers and practical solutions to your employment law questions. At Grant Thornton, we are there for you with clear advice, from contracts and terms of employment to complex matters such as dismissal or reorganisation.
Sustainable legal
At Grant Thornton, we help companies integrate sustainability into their business operations, with sustainable legal at the heart of our approach. We advise on ESG (Environmental, Social, Governance) legislation, and help draft sustainable contracts, implement HR policies, and carry out ESG due diligence in M&A transactions (Mergers and Acquisitions).

Human Capital Services

A strong HR policy is more than just an administrative item, as it drives a healthy and future-proof organisation.

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HR Services
HR is not an aspect of secondary relevance, rather a strategic factor for success. Yet many organisations struggle with issues regarding personnel policy, absenteeism, terms of employment and legislation and regulations.
Payroll & wage tax
Payment of salaries is not a simple calculation. Laws and regulations constantly change, and mistakes can quickly cause employees to be dissatisfied or lead to tax risks.
Compensation and benefits
The labour market is changing rapidly. Employees want flexibility, a sense of purpose and a good mixture of financial and non-financial benefits.
Global mobility services
How can you build and evolve a smart global mobility strategy, with policies and processes addressing the complex challenges of managing an international workforce?

Topics

Family businesses

Family businesses are the backbone of the Dutch economy. They blend entrepreneurship with family values and strive for continuity across generations. But this...

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International Business Report

The International Business Report (IBR) is the world’s largest and most authoritative survey of mid-market businesses.

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Industries

Real estate & construction

The building and real estate sector is facing a lot of challenges. Improving sustainability, innovation, but also transformation are important themes. By...

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Family businesses

Family businesses occupy a unique position, in the Netherlands as well as worldwide. They are seen as a (stable) engine of the economy. This is characterized,...

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Financial Services

The financial services sector is evolving rapidly, driven by increasing regulatory demands, technological advancements, and shifting client expectations.

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Transport & logistics

The Netherlands is a real trading country, due to its location, infrastructure and the highly-educated population. The port of Rotterdam, the biggest port in...

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Frieda Kok joined Grant Thornton Netherlands in September 2025 as Senior Manager Forensic & Integrity Services. She is an enthusiastic and passionate specialist in the field of fraud investigations, financial crime, and integrity matters.

She is a Certified Accountant (RA) with extensive international experience in forensic investigations, within both financial institutions (HSBC and ING Bank) and law enforcement (Dutch National Police). Frieda developed deep and broad expertise in fraud investigations, financial economic crime (FEC), anti-money laundering (AML), and fraud risk analysis. She has held various operational and strategic roles and combines subject-matter expertise with strong analytical skills and a structured approach.

Expertise:

Fact finding investigations
Fraud investigations
FEC and AML investigations
Compliance misconduct investigations
Whistleblower cases
Fraud risk analysis
eDiscovery
Financial audits

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Frieda Kok

Senior Manager Forensic & Integrity Services

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Frieda Kok

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