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Our Story

Our team is comprised of seasoned professionals dedicated to empowering startups and scale-ups with unparalleled financial expertise. Each team member brings a wealth of experience in their respective fields, ensuring that we provide comprehensive, reliable, and insightful financial services tailored to your business needs.

Our Team

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Hans van der Veen

Partner | CFO

Started his career as an Accountant and Corporate Finance consultant for PricewaterhouseCoopers Amsterdam & Istanbul, and left PwC to start-up Appjuice (CRM SaaS). Before Hans founded aCFO in 2016, he worked as a Finance interim manager & business consultant in various sectors a.o. the financial services, manufacturing, real estate, telecom & internet and logistics sector.

At aCFO Hans supported several (technology) scale-ups in navigating the complexities of growth to the dot on horizon, including raising venture capital.

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Partner | CFO

Forward-thinking Global Senior Executive with over 25 years of international leadership experience in Finance, M&A and Commercial roles in various industries. Capable of driving change and growth in challenging environments across cultures and borders. 

The last seven years Cees has worked as CFO for BOAL Group, a private equity backed company with EUR 270M in revenues and 600 employees worldwide. As CFO, Cees was end-responsible for Finance and IT. During his time at BOAL achievements include securing debt financing and positioning the company for a Private-Equity investment, executing a buy-and-build strategy and implementing a new ERP system. 

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Bart Maartens

CFO

Bart is an unconventional, energetic people manager with a robust background in business information and finance. Over 30 years of experience in international finance and project management roles. Core values include integrity, loyalty, and a no-nonsense problemsolving mentality.

 

As of January 2025 Bart will be available at aCFO for fractional CFO assignments.

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Hans ter Haar

Finance Manager / CFO

Forward-thinking Finance Executive with over 30 years of experience in strategy, transformation, and operational finance across sectors such as construction, manufacturing, real estate, and healthcare. Known for a pragmatic and analytical approach to solving complex challenges and delivering sustainable results.

The last ten years Hans has worked as fractional Finance Manager, as well as Business Advisor and co-investor in various SME companies. He supported strategic transitions, digitalised financial operations, and guided organisations through restructuring and growth. Previously, Hans held senior roles at Xerox Europe, Veenman, and TUI, leading finance and operations across multiple European markets.

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Willibrord Koot 

Senior Business Controller

All round finance professional with 40+ years of experience in both SME and international corporate environments.

Last 10 years working as a financial manager for B2B SaaS start-ups and scale-ups in the Amsterdam region.

 

For aCFO Willibrord is a Senior Business Controller for our clients. Born, raised and still living in Amstelveen, together with Liesbeth. Father of two adult sons. Trying to keep fit by attending gym classes twice a week, playing some tennis and cycling to the office. 

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Reinier de Vries

Senior Business Controller

After fulfilling financial roles in various companies (mostly in the real estate and energy business), Reinier started working as a Finance interim manager & pricing consultant in 2014. Since then he has succesfully completed various assigments in the logistics, IT and financial services sector, a.o.

Reinier likes to act as Finance business partner, controlling the business by creating insightful analyses for decision making purposes for management.

Having a long professional relationship with Hans, Reinier has been assisting aCFO on an interim basis since 2019. Reinier's main focus has been on the creation and continuous improvement of the monthly financial reporting and forecast models, as well as the customization of financial and business specific analyses for (new) customers.

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Beyhan Kilic

Junior Business Controller

I have completed my master's degree in international business and administration at Istanbul Kent University in Turkey . During my studies, I had the opportunity to participate in two exchange programs: the Erasmus Exchange Program in Business and Administration for one year in Almería/Spain, and the Mevlana Exchange Program in Economics for six months at the International Balkan University in Skopje, Macedonia

 

I have gained experience in various areas of accounting, including controlling, reporting, and finance, across different organizations. In August 2023, I successfully obtained the Certified Public Accountant certification from the Istanbul Chamber of Independent Accountants.

I started at aCFO in January 2025 as a Junior Business Controller. My main responsibility is to ensure that our clients stay in control of their finances. This includes helping financial administrators with their daily tasks.

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Tina Eissing

Senior Financial Controller

I began my career at ABN AMRO in 1994, where I gained my initial experience in the financial sector. Over the years, I held various finance-related positions across multiple organizations, culminating in my role as Head of Finance at Interkeramiek in Bunnik in 2008.
Following this, I relocated to Thailand, where I worked as a legal consultant with a focus on Thai legislation.

 

In 2024, I returned to the Netherlands and re-entered the financial field, where I feel most at home. I am currently employed at aCFO  as Senior Financial Controller at aCFO, where I manage a broad portfolio of clients, where I manage a diverse portfolio and apply my expertise in areas I am truly passionate about.

 

I hold a degree in Business Economics from the University of Applied Sciences in Utrecht, complemented by a Practical Diploma in Business Administration (PDB).

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Mehmet Öztürk

Intern Financial Controller

Final year HBO Accountancy student at Amsterdam University of Applied Sciences working on his thesis at aCFO about improving the Administrative Organisation & Internal Control at one of aCFO's customers.

 

In addition, he assists the business controller's and financial administrators with day-to-day tasks. After finishing his thesis, he is looking forward to start as a financial controller at aCFO.

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Sam de Back

Trainee Sales

As a student at the Vrije Universiteit Amsterdam, specializing in Business Administration with a focus on entrepreneurship, Sam brings a fresh and dynamic perspective to aCFO. 

With experience in sales and investment analysis, Sam has developed a keen understanding of business growth, sales and financial strategy.

Currently, as a Sales Trainee at aCFO, Sam is sharpening his skills in delivering tailored financial solutions to B2B SaaS companies, while also writing his thesis at aCFO.

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Lucas Peters 

Interim Financial Engineer 

Currently in the final year of my Robotics Master’s program at TU Delft, I have a strong passion for machine learning and software development, with hands-on experience across multiple projects.

 

Alongside my academic interests, I’m also drawn to finance and enjoy exploring the intersection of these fields.

Us in Numbers

€100M+

Funding rounds

>25

Clients assisted on their journey  

10 yrs

FaaS  experience

We’ve Been Covered

Keizersgracht 620

1017 ER Amsterdam

The Netherlands

info@acfo.com

020-3034578

CONTACT

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Our Past Clients

Our succes stories.

Our Current Clients

We believe every client is a valuable long-term partner.

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