Loading organizations...

Anna Maria and Stephen Kellen Foundation: Funding, Team & Investors | Startup Intros

Anna Maria and Stephen Kellen Foundation

Active

Updated: Apr 1, 2026 ·

Financial History

Total Raised

N/A

Valuation

N/A

Date	Company	Round	Lead Investor(s)	Co-Investor(s)
Apr 1, 2017	Arsanis	$46.0M Series D	Bill & Melinda Gates Foundation	Flagship Ventures, NanoDimension, OrbiMed, Polaris Partners, Timothy A. Springer, Alexandria Venture Investments, EMBL Ventures, Google Ventures, NeoMed Management, Polaris Partners, SV Health Investors

Total Raised

N/A

Valuation

N/A