Stonly Baptiste Blue

Co-Founder at Third Sphere · Joined 2013

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Biography

Stonly Baptiste Blue is a co-founder of Third Sphere. His firm bio describes him as Co-founder and Managing Partner, says he was born in Haiti and immigrated to the US as a child, launched an IT consultancy after high school and went on to found several software, hardware and service companies, the last of which was an enterprise cloud platform acquired and integrated into NetApp. His bio says that exit led to the firm's co-founding in 2013. He has taught at the University of Chicago Booth School of Business and lectured at Harvard Business School and UC Berkeley. Impact Capital Managers lists him as Board Chair of its ICM Institute board, described there as 'Managing Partner & Co-founder, Third Sphere'. He signed the Third Sphere Fund IV, LP Form D in May 2022, where he is listed as Partner and Executive Officer.

Previous Experience

Notable Investments

AccessGridFocal

Board Seats

Career Timeline

2013
Co-founds the firm as Urban Us; his bio states the exit of his cloud platform company 'led to Third Sphere's co-founding in 2013'.
2022
Listed on the Third Sphere Fund IV, LP Form D of 20 May 2022 as Partner and Executive Officer, and signs the filing.
2025
Co-authors Third Sphere's 28 October 2025 'Why We Invested in AccessGrid' post.
2025
Co-authors Third Sphere's 18 November 2025 'Why We Invested in Focal' post.

Sources & References

Third Sphere - Stonly Baptiste Blue bio ↗Impact Capital Managers - Board (ICM Institute Board Chair) ↗SEC Form D - Third Sphere Fund IV, LP (20 May 2022) ↗Third Sphere Substack - Why We Invested in AccessGrid (28 Oct 2025) ↗Third Sphere Substack - Why We Invested in Focal (18 Nov 2025) ↗