Open Startup International’s OST Greenification Program offers mentoring and non-cash financing to help startups, SMEs, and associations in Tunisia become more environmentally responsible or scale existing green impact. The hybrid program runs nine months, covers all fields, and is open to entities at any stage, with funding of up to 60,000 TND for green entities and up to 30,000 TND for non-green entities. Applications run June to September 2025, with selection in October 2025 and funding decisions through early 2026.
Program at a glance
- Location: Tunisia
- Format: Hybrid
- Duration: 9 months
- Field: All fields
- Startup phase: Unrestricted
- Cohort: 1
- Objective: Mentor and finance entities to launch or grow measurable green impact
Financing tracks and amounts
Green tracks
- Pilot, up to 20,000 TND for new or existing green entities launching or developing a green project
- Amplify, up to 60,000 TND for existing green entities scaling activities with strong environmental, community, or social impact
Non-green tracks
- Launch, up to 12,000 TND for entities initiating a new green project
- Transform, up to 30,000 TND for mature entities, more than 3 years, launching a high-impact green project
Co-financing:
- 5 percent of the project budget required
Eligibility by track
- Green, Pilot: Environmental impact, capable team, relevant track record, ability to report
- Green, Amplify: Entities older than 3 years, strong environmental and community or social impact, solid track record, capable team, robust reporting and accounting
- Non-green, Launch: Environmental impact, capable team, relevant track record, ability to report
- Non-green, Transform: Entities older than 3 years, strong environmental impact, solid track record, capable team, strong reporting and communication
Selection criteria
- Organizational eligibility and viability
- Environmental impact
- Feasibility
- Motivation and engagement
- Sustainability and inclusion, bonus consideration
Program benefits
- Training: Environmental and social innovation, impact-driven value proposition, impact measurement, green funding, sales growth, green business models, green marketing
- 1:1 coaching and mentorship: Support on business model, impact assessment, sales strategy, internationalization, funding readiness
- Financing modality: Support is not direct cash, the program covers specific services, tools, or resources essential to the approved project
- Community access: Regional network of entrepreneurs and experts for collaboration and learning
Program timeline
- Application phase: June to September 2025
- Selection phase: October 2025
- Program enrollment: October 2025
- Learning and support: October to November 2025
- Qualification for financing and decision: December 2025 to January 2026
- Funding phase: January to May 2026
- Important: All funded projects must be implemented and closed by end of May 2026
Who can apply
- Green and non-green entities
- Startups, SMEs, and associations operating in Tunisia
The OST Greenification Program highlights Tunisia’s efforts to drive environmental responsibility through entrepreneurship. With a clear structure, tailored financing, and extensive mentorship, it is designed to help both new and established entities integrate sustainable practices and scale their green initiatives. Interested startups, SMEs, and associations should consult the official program page for full details and application steps.