The Sustainable Innovation Seed Accelerator is an 8-week program for seed-stage startups building solutions across Africa’s sustainability sectors. Based in Nairobi, the program is designed for founders developing technology-enabled approaches in mobility, the built environment, agriculture, energy, and more. We’re looking for bold, sustainability-driven companies ready to scale their vision and drive change.
This 8-week hybrid program in Nairobi helps startups refine their commercial strategy, strengthen their technical foundation, and connect with a supportive ecosystem. Through a mix of mentorship, peer learning, and hands-on programming, the goal is simple: help founders develop their ideas into scalable, sustainability-driven businesses.
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When is the deadline for applications?
The application deadline is September 19, 2025.
The priority deadline was August 29, 2025.
Describe the award to me:
The Sustainable Innovation Seed Accelerator, part of UNDP’s Timbuktoo initiative, is an 8-week hybrid program (4 weeks in person, 4 weeks online) hosted at the GreenTech Hub in Nairobi. It supports early-stage founders in Africa building tech-enabled sustainability solutions across agriculture, mobility, energy, and the built environment. The program provides mentorship, ecosystem connections, and strategy support to help founders scale impactful businesses.
Which fields qualify?
- Agriculture
- Mobility
- Built Environment
- Energy
(Tech or tech-enabled sustainability sectors).
The type:
Seed-stage accelerator program.
Who is eligible to apply?
- Early-stage founders building for the African market.
- Startups with launched or newly introduced products, ready to grow.
- Tech or tech-enabled business models.
- Founders are committed to creating a sustainable impact.
- Willing to join the Nairobi-based program in person for 4 weeks.
How Do They Choose Applicants?
Applicants are selected based on innovation, sustainability-driven mission, market potential, and readiness to scale.
Which nations are qualified?
Startups across Africa are eligible.
Where will the prize be accepted?
The program will take place at the GreenTech Hub in Nairobi, Kenya (October 27 – December 19, 2025).
How Many Honors?
Not specified – a selected cohort of startups will join the accelerator.
What Advantage Does the Award Offer?
- Hands-on mentorship and expert office hours.
- Workshops, roundtables, and fireside chats with industry leaders.
- Peer learning and ecosystem networking opportunities.
- Access to potential customers and partners.
- A 3-day, 2-night retreat focused on leadership, wellness, and impact.
What’s the Duration of the Award?
8 weeks (October 27 – December 19, 2025).
How do I Apply?
Interested and qualified startups should submit applications online before the deadline.
Visit the Award Webpage for Details:
🔗 [Click Here to Apply – Sustainable Innovation Seed Accelerator 2025]
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