Powering Climate Innovation into Action

Applications for the C3 Climate Accelerator 2026 are now closed.

Our flagship, hands-on program empowers climate-focused startups across the Middle East, Africa, and Southeast Asia, tackling critical challenges across climate mitigation and adaptation, including clean energy, circularity, and resilience. This program equips founders with expert-led workshops, strategic advisory sessions, and investor readiness support, helping startups strengthen their business models and scale their impact.

Interested in joining the next cohort? Register your interest now!

Register Interest

Who Should Apply?

This program is intended for:

  • Climate-focused startups: Ventures with a core mission to address climate challenges within:

    • Energy

    • Transport

    • Water

    • Infrastructure

    • Industry

    • Agriculture

    • Food Value Chains

    • Nature Based Solutions

  • Startups with proven progress: Pre-seed to Seed stage, with a minimum viable product (MVP) and proven early traction

  • Target Markets: Based anywhere globally, with a special emphasis on startups operating in the Middle East, Africa, and Southeast Asia

  • Aligned with the UN Sustainable Development Goals: Addressing at least one of the SDGs, with a focus on climate-related goals and innovations (UN SDGs 7, 11, 12, 13, 14, and 15)

Benefits of Joining

Training and Expert Guidance


A hands-on program featuring 12+ hours of expert-led workshops and working sessions focused on impact, growth, and investor readiness, helping founders refine their business model and scale their impact

Ecosystem & Strategic Connections

Engage with C3’s regional ecosystem of corporates, partners, mentors, and industry experts, gaining exposure to stakeholders shaping climate and sustainability innovation

Strategic Advisory Sessions

Engage in structured advisory sessions offering tailored strategic guidance, actionable next steps, and access to relevant networks, supporting founders in refining growth priorities, governance considerations, and execution plans

Founder Readiness & Exposure


Strengthen your venture’s strategic narrative, impact articulation, and leadership readiness, while increasing visibility within the broader C3 and climate innovation ecosystem

Register Interest

Frequently Asked Questions (FAQ)

  • Simply click the Apply Now link and fill in the details. The application includes information about your technology, traction, your startup and founding team. Please have your latest pitch deck ready for upload.

  • Your application will be reviewed on a rolling basis. Shortlisted applicants will be invited to participate in a series of interviews. Final selected candidates will receive an offer to join the program.

  • You are eligible if you meet the following criteria:

    • You are a founder or founding team building a climate-focused venture with a clear impact thesis.

    • Your solution addresses one or more climate and sustainability challenge areas, including but not limited to:

      • Energy

      • Transport

      • Water

      • Infrastructure

      • Industry

      • Agriculture

      • Food Value Chains

      • Nature Based Solutions

    • Your startup is at the pre-seed to seed stage, with early traction such as pilots, commercial validation, or initial revenue.

    • You have a core team in place and a clearly articulated business

  • The program is delivered entirely online over 6 weeks, running from March to April 2026, with all training sessions, workshops, and activities conducted virtually.