Discover 21+ startup accelerators in Connecticut. Find the perfect program for your startup's stage and industry.
Connecticut ranks #5 globally for accelerator program quality, with 12 programs per 100,000 businesses—well above the national average.
The region has produced 145 successful accelerator exits valued at over $1B, creating a highly supportive funding environment for new startups.
Applications up 25% YoY with focus on AI and climate tech startups
Increasing competition with new programs launching quarterly
Connecticut
12 weeks program
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Connecticut
16 weeks program
Connecticut
13 weeks program
Connecticut
15 weeks program
Connecticut
14 weeks program
Connecticut
16 weeks program
Connecticut
13 weeks program
Connecticut
14 weeks program
Connecticut
16 weeks program
Connecticut
13 weeks program
Connecticut
14 weeks program
Connecticut
17 weeks program
Connecticut
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Connecticut
13 weeks program
Connecticut accelerator programs typically accept 1-3% of applicants, with top-tier programs like those offering $$125K having even more competitive rates. The key is applying to multiple programs that align with your startup's stage and industry focus.
Most Connecticut accelerators take between 6-8% equity for their investment and program value. The average in our database is 7%, which includes funding, mentorship, office space, and access to investor networks.
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Last updated: 11/8/2025 | Data sources: Program websites, Crunchbase, accelerator reports |About our data