Our people.

A.C. (Fons) Bouwman RA

Fons Bouwman is an experienced financial professional with more than 40 years in auditing. He started his career as an external auditor at PricewaterhouseCoopers and is registered with the Dutch Institute of Chartered Accountants (NBA) as a ‘Register Accountant’ (RA) since 1992. He is registered as an external auditor with the Dutch Authority for the Financial Markets (AFM) since 2012.

Fons combines strong analytical skills with his knowledge of regulations, which are becoming increasingly extensive. He has extensive experience in the auditing of companies in various sectors of the economy, ranging from small and medium sized enterprises to large financial institutions. His skill set includes strong practices of accounting and external audit, International Standards on Auditing (ISA), International Financial Reporting Standards (IFRS) and Generally Accepted Accounting Principles in the Netherlands (NL GAAP), comprising the Netherlands Civil Code (NCC) and the Dutch Accounting Standards (DASs) published by the Dutch Accounting Standards Board (DASB).

In his spare time Fons enjoys listening to and making music.

H.R. (Harro) Dikkeboom RA

Harro Dikkeboom is an experienced financial professional with more than 30 years in auditing. He started his career at EY in 1988 and worked at Baker Tilly in the role of audit partner during the years 2006-2022. He is registered with the Dutch Institute of Chartered Accountants (NBA) as a ‘Register Accountant’ (RA) since 1996.

Harro’s expertise lies in auditing companies in various sectors of the economy, including Oil & Gas, Chemicals, Health Care, FMCG and financial services, both for national and international clients. He is well experienced with ISA-600 engagements, both in the role of group auditor and component auditor.

Harro’s skill set includes strong practices of Dutch GAAP, International Financial Reporting Standards (IFRS) and International Standards on Auditing (ISA). Besides, he has strong advisory skills regarding corporate governance, planning & control systems and management information.

Harro enjoys playing and watching football, cooking and traveling. He lives in Amsterdam and is married with 2 children.

Rob Polderman MSc RE

Rob is a professional with 30 years of experience in all kinds of IT related roles in a variety of industries and countries.

In today’s complex world, Rob aspires the role of transformational leader in digital resilience, leveraging his experience to help his clients transform into future-fit resilient shape in terms of business models, technology infrastructure and organization.

During his 25 years with a Big 4 firm Rob has been frontrunner in Digital & Emerging Technologies, serving large clients to solve complex transformation cases. This requires a balanced approach where all areas of interest are transformed in an integrated manner.

Rob’s competencies mainly are: Digital Resilience, IT audit / IT Due diligence, Risk management/Risk infrastructure, Financial Services technology, Data Management and Data Quality, Project management / Agile way of working, Regulatory requirements and reporting, IT operations Financial Services (banking, wealth & asset management, insurance), Processes & Controls, IT management / Business alignment of IT and ISAE 3402 / SOC reporting.

Rob joined KC Audit as an IT Audit Partner.

Pieter Crous CA (SA)

Pieter Crous graduated at the University of Stellenbosch (BAccHons) and qualified as Chartered Accountant. He is a member of the South African Institute of Chartered Accountants. Prior to joining KC Audit as Senior Manager, Pieter worked as an auditor in South Africa and The Netherlands, amongst others at Deloitte and ABN AMRO. Pieter’s expertise lies in auditing companies in various sectors of the economy and specialises in the financial services sector. Pieter’s skill set includes strong practices of accounting and external audit, taxation, International Financial Reporting Standards (IFRS) and IFRS for SMEs, Dutch GAAP and International Standards on Auditing (ISA).

He enjoys running and outdoor activities. He is married with 2 children.

Loreza Mostert CA (SA)

Loreza Mostert is a graduate of the University of Stellenbosch (BAcc) as well as the University of South Africa (CTA). She qualified as a Chartered Accountant and is a member of the South African Institute of Chartered Accountants.

Loreza started her career at Moore Stellenbosch, after which she joined PwC where she gained experience in external auditing as well as accounting practices for both IFRS and IFRS for SME’s clients. After obtaining her instructor certification, Loreza continued to present assurance training during her time at PwC.

She joined KC Audit during 2023 in her pursuit to grow professionally and embrace international opportunities.

Neil Voigt B.Acc.

Neil completed the Bachelor of Accounting Science in Financial Accounting from the University of South Africa. He started his career by completing his SAICA articles. Upon completion of his articles he was appointed as Audit and Accounting Manager at the same firm.

Keen on seeking new challenges, Neil accepted an offer to join the KC Audit team.

Harro Ridt RA

Harro Ridt has worked at KPMG Audit for over 20 years. He started at KPMG as youngest assistant. Ultimately, as senior manager, he was responsible for the coordination of an international audit team for one of Europe’s largest financial groups. In these years, he has gained experienced in almost all industries and worked for KPMG in the Netherlands, Belgium and Czech Republic.
In 1999, Harro qualified as Register Accountant (Certified Public Auditor) and from that moment on has been registered as a Chartered Accountant (RA) with the Dutch Institute of Charted Accountants (NBA).

After he left KPMG, Harro has worked 8 years with Ageas, the largest insurance group of Belgium and part of the Bel20 share-index. At Ageas, Harro has set up the Risk Management and Prudential reporting for the group. Harro has advised many companies on issues of Risk Management, Compliance and Accounting.

Pieter Hallebeek

Pieter studied Law in Amsterdam. He started his career at Baker & McKenzie and subsequently worked for more than 15 years in the financial industry at Intertrust. In 2017 he started with a co-founder Regulatory Lab which developed a software platform especially for law and tax firms to simplify and improve onboarding of clients and compliance with AML legislation.

Pieter has experience in compliance, writing office policy, contact with regulators, training and “client experience”. Throughout his career, he has seen the change in regulation: from limited rules to today’s complex, risk-based approach. In various positions, Pieter has developed a clear vision of compliance and client acceptance – from the perspective of the institution, but also from the perspective of the regulator and the client. As expert, Pieter is regularly approached by law and tax firms to help think about a variety of compliance issues.

Rutger Koelewijn MSc RA CIA

Rutger Koelewijn graduated in Business Economics at the Free University (VU) in Amsterdam. He started his career as an external auditor at EY Amsterdam office, EY London office and EY Willemstad / Curacao office, respectively, where he worked for more than ten years in the financial industry (banks and insurance companies) and in the general business practice.

He then worked for more than ten years as CFO with a large international wholesale and retail company in the food industry in the Caribbean and as Managing Director Finance and Operations of both an onshore bank and an offshore bank in Curacao, respectively.

In the last ten years before joining, Rutger worked as an accountant and advisor with a large accounting firm in The Netherlands rendering accountancy and business advisory services to small and medium sized companies, entrepreneurs and professionals.
Rutger has held several Supervisory Directorships with companies and foundations in miscellaneous fields of industry and is therefore well known with corporate governance structures.

Rutger has a long in-depth experience in rendering auditing, accounting and business advisory services to both international and Dutch clients and has broad experience with corporate governance. Rutger specializes in corporate structuring and other business advisory services.

Rutger holds a master in Business Economics and is further registered with the Dutch Institute of Chartered Accountants (NBA) as a Dutch ‘RegisterAccountant’ (RA) and with the Institute of Internal Auditors (IIA) as an Certified Internal Auditor (CIA).