Future-Proof real estate
Your Partner for Sustainable and Financially Valuable Real Estate. With over 20 years of experience, C2N delivers leading consultancy and award-winning projects—always backed by top-level expertise.
Sustainable and Future-Proof real estate
C2N – Consultancy for Sustainable Real Estate
C2N is a specialized consultancy firm based in The Hague, focused on sustainability advisory, Technical Due Diligence (TDD), and project management for real estate.
Since 2004, we have supported institutional investors, governments, asset managers, developers, and engineers in making real estate more sustainable and optimized.We manage renovation, restoration, and new construction projects using an integrated approach, covering both commercial real estate and residential developments. Our strength lies in combining technical expertise with strategic insight to deliver future-proof real estate solutions.
Why choose C2N?
- International Experience A strong European network with in-depth knowledge of ESG regulations and local markets.
- Comprehensive Approach Sustainability consulting, TDD, and project management all under one roof.
- Results-Oriented
Practical, actionable advice with a focus on both returns and sustainability. - Experienced & Innovative Over 20 years of expertise and a portfolio of award-winning projects.
Our Core Values
- Solution-Oriented and Decisive Clear, applicable advice without compromising on quality.
- Collaboration and Respect Effective cooperation with all stakeholders in complex projects.
- Transparency and Integrity Independent, honest advice with a clear and structured approach.
- Professional and Flexible
Innovative where possible, structured where necessary.
Looking to Collaborate?
Looking for a trusted partner in sustainable, future-proof real estate? We’d be glad to assist you.

Our services
Central to our approach is the conviction that each project is unique and has its own dynamics. This requires a customized solution. We provide that tailored approach.

Sustainability advice
Future-proof real estate requires smart choices. C2N offers practical and result-oriented advice, from strategy to certification, to make your property sustainable, valuable and compliant.

Technical Due Diligence
A thorough insight into the technical condition of real estate is crucial in every transaction. C2N offers reliable Technical Due Diligence, where we clearly identify the condition of the building, risks and required investments.

Project Management
Successful property management is about control over the process, flexibility and clear communication. At C2N, we ensure the efficient execution of your project, with an eye for planning, budget and sustainability.
Integrated Real Estate Advisory Services
C2N combines three areas of expertise — Technical Due Diligence, Sustainability Advice and Project Management — for a seamless approach. This is how we guide you from the real estate transaction to the implementation of improvements, and we create maximum value for your property.
Our statistics


True value is created when performance and responsibility reinforce each other.
Where real estate meets sustainability.

We are always looking for new talent
At C2N, we are always looking for individuals with talent, passion, and ambition. Whether you are an experienced professional or just starting your career, if you're driven to grow, collaborate, and make an impact, we would love to meet you.
Interested in joining us? Browse our current job openings or send us an unsolicited application — we look forward to hearing from you!