Finding EU funding for innovative ideas in the fields of waste management, circular economy, energy, R&D, transport, innovation and health, agriculture, cultural and natural heritage, tourism and much more.


Sustainable Solutions GIU has been operating in Zagreb since the beginning of 2017 and employs a number of expert business consultants, with long-term experience in the submission of proposals and in the implementation of EU and locally funded projects. Our work covers all phases related to EU funding, from the initial project idea through application submission to project start-up and implementation.


Our services are valuable for both private and public entities in need of EU funding opportunities, reliable partnerships and developing ideas into a successful application.


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Successfull projects
10 Million +
Euros from EU funds
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Satisfied clients


Business consulting

For many years, Sustainable Solution has been educating, advising and helping clients in the preparation of mandatory documentation for EU funded projects.

Project development

We employ a number of expert business consultants who provide support to clients by exploring funding opportunities and preparation of project applications for EU funds.

Project management

Our project management team provides a complete service package that includes day-to-day coordination, communication, quality content delivery, management and reporting.

Project Communication

Internal project communication is key to not only supporting project goals, but also fostering engagement and creating synergies within partner organizations and between stakeholders.

Training and capacity building

We aim to provide a variety of training and capacity building services in the field of circular economy, sustainable energy, the development and management of EU funded projects, etc.


Sustainable Solutions has established a track record for successful applications to a number of European programmes. We have experience in proposal writing and project management services for European projects belonging, among others, to the following programmes: Interregional Innovation Investments (I3) instrument, Horizon Europe, LIFE, Interreg DANUBE, Interreg ADRION, Interreg EUROPE, Interreg IPA programmes