Sustainable insight.
With a keen eye, independent advise and in clear language I help reporting on financial and sustainability impact. Crucial for long term value creation.
Preparing compliant external sustainability and financial reporting
Identify elegant, easily implementable models, solutions and system upgrades
Translating strategy into ambitions for sustainability KPI’s and financial results
Activating people, calibration of processes, roles and responsibilities
Support for organizations
Daan brings structure, decisiveness, and clarity on the quality of reporting. The offering of services covers a wide area where financial reporting and sustainability reporting both exist.
“I deliver what is needed now in a way that future benefit is also expected.”
Create bespoke, insightful analyses and internal reports for specific business units, projects or investments
Risk management, internal control and audit-readiness documentation

Who is
Daan de Jong?
Your trusted mentor in financial and sustainability reporting
As a certified public accountant, Daan is an experienced professional in financial and sustainability reporting, supporting organizations at every stage of their journey—from strategy making in the boardroom to leading teams to concrete implementation on the work floor. Plus a fun colleague in any team!

Proven solutions
- Implementation of the CSRD & ESRS guidelines
- Integration of sustainability into your existing financial reporting
- Establishing processes and data flows for reliable ESG information
- Second opinion review of your sustainability report
- Support for management and supervisory boards in their oversight
- Workshops & training for finance and sustainability teams
Quotes
- “Transparency is not a requirement, it’s a strength.””
- “Clear reporting. Sustainable future.”
- “Makes impact visible – both sustainably and financially.”
- “Between regulations and reality: practical advice that works.”
- “Building credible sustainability together.”
Working on sustainability?
As an independent consultant, I help organizations with futureproof reporting. I combine in-depth knowledge of sustainability reporting (including EU CSRD and ESRS) with years of experience preparing annual reports, so your organization complies with the latest regulations and is ready for sustainable growth.
Whether you’re just starting with sustainability reporting or are already well advanced in your ESG journey, I offer tailored advice that’s practical and straightforward. No lengthy reports, but workable solutions you can start with right away.
Need a good
finance professional?
As a finance professional, I’m at the heart of the organization. I believe that financial reporting isn’t just about compliance or control, but about creating insights that empower people to make better choices. By translating complex regulations (such as IFRS and US GAAP) into understandable and actionable information, I help teams confidently manage results and impact.
With a people-focused approach, I build bridges between finance, strategy, and operations — ensuring the numbers add up and confirm shared insights.

Proven solutions
- Hands-on financial analysis and reporting
- Leadership and stakeholder management reporting
- Change management: activating change power, IT readiness checks, process optimization
- Implementing changes simply and step by step
- Measuring what matters and maintaining the pace in betterment
- Building a solid foundation for compliance and in-control statements
Quotes
- “Daan speaks Finance fluently: the language of business.”
- “Confidence with numbers. Space for strategy.”
- “From complexity to clarity — financial reporting that works for you.”
- “Being in control isn’t the goal, but a starting point.”
- “Clear numbers, better decisions.”
Let’s work together!
My services are flexible and adapt to your needs: from short-term support to long-term collaboration. Depending on the nature and duration of the assignment, I offer various fee structures.
Every organization and assignment is unique. We’ll tailor the format and fee to your specific situation and needs in consultation.
Transparency, trust, and mutual commitment are paramount. Feel free to contact me to explore what best suits your needs.
Daily rate
For projects or roles with a clearly defined workload per day or multiple days per week with a defined end result. This can be agreed upon for a short or longer period, including breaks in between. Implementation of CSRD requirements, IFRS/ESG integration, internal training.
Hourly rate
Suitable for short-term or flexible deployments, such as consultations, project support, or specific deliverables like second opinions and report reviews.
Fixed fee
For clearly defined products or advice such as ESG gap analysis + roadmap towards CSRD compliance. The timeframe is delivery within 4 weeks, including intake, analysis, and final presentation.
Subscription
Ideal for ongoing support, coaching, or structured strategic brainstorming as a sparring partner for sustainability strategy, ongoing guidance on reporting, and attending or preparing for board meetings. This way, you know exactly what to expect—without surprises.
As a trusted interim professional, I bring structure, decisiveness, and clarity. I help teams translate strategy into execution and ensure the broader finance organization is now in order and stays futureproof.
Finance and sustainability is so much more than just numbers—it’s about connecting people, providing direction and facilitating change.
Intrigued? Feel free to contact me, and together we’ll explore your ambitions and chart the right course forward.
Want to talk to Daan?
Want to meet and learn more about my services? I’d be happy to help you develop your strategy and practical implementation.
Want to talk to Daan?
Want to meet and learn more about my services? I’d be happy to help you develop your strategy and practical implementation.
© 2026 Sustainability Mentor – Daan de Jong
DESIGNED WITH ♥ BY FABIENNE
Daan Finance & Control BV
KVK 84603127

