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The SEG Accelerator provides social entrepreneurs the tools, networks and resources to validate their idea, understand their customer, and formalize growth strategies from fundraising to social impact measurement.

Applications are now open for our 2020 Impact Accelerator!


  • Health & Wellness Accelerator 2019: Applications due July 15, 2019
  • Food Accelerator 2020: Applications due October 1, 2019
  • Impact Accelerator 2020: Applications due November 1, 2019 
Value Proposition

Our blended learning model offers quality and flexibility:

  • Curriculum developed and delivered in partnership with Brown University
  • Practical workshops led by advisors and experienced social entrepreneurs
  • One-on-one coaching with business and community leaders
  • A network of advisors with industry and functional expertise
  • Priority access to the SEG Loan Fund

Download a printable version of our Accelerator Program Overview.

For complete program details, view our Comprehensive Accelerator Overview.



We seek entrepreneurs who…

  • Are motivated and coachable
  • Will dedicate 15+ hours weekly
  • Have sought and incorporated customer or stakeholder feedback;
  • Conducted beta or pilot, or received some revenue (recommended but not necessary).

$500 is due upon registration. A $2,000 pay-it-forward contribution will be due upon hitting designated profit goals. Scholarships and payment plans are available for promising entrepreneurs facing financial barriers.

Read about recent participants:
Success Stories


“When Capital Good Fund first started working with Social Enterprise Greenhouse, we were still struggling to take a really good idea to the next level: implementation.  Now, three years later, we have grown leaps and bounds and our growth trajectory is exceeding all our expectations.” – Andy Posner, Co-Founder & CEO, Capital Good Fund


“Social Enterprise Greenhouse has been instrumental in providing Solar Sister with support at the very critical start-up phase. I am so grateful for the mentoring, networking and financial support that has helped us launch our social enterprise.” – Katherine Lucey, Founder & CEO, Solar Sister

Applications: Applications are rolling. Second round applications will be distributed to finalists one to two months prior to the launch date.

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