Where is HSI Phaidra located?

HSI Phaidra is headquartered in Los Angeles, US.

HSI Phaidra

Venture capitalActively deploying

Los Angeles · 2 people tracked

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Fund manager profile

HSI Phaidra is a venture fund manager based in Los Angeles. SEC filings show 3 venture funds on record, most recently HSI Phaidra III LLC ($13.8M offering) filed December 2025.

Source: SEC EDGAR Form D filings. Firm website data not yet available.

Los Angeles, US

Founded

2022

Team · 2 people

from public directories

Henry Elkus· General Partner

Samuel Feinburg· General Partner

Frequently asked questions

Where is HSI Phaidra located?: HSI Phaidra is headquartered in Los Angeles, US.

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Funds

HSI Phaidra III LLCvintage 2025 · 20 LPs · 506(b)$13.8Mraised

HSI Phaidra II LLCvintage 2023 · 4 LPs · 506(b)$805Kraised

HSI Phaidra I LLCvintage 2022 · 12 LPs · 506(b)$1.9Mraised

Source: SEC Form ADV Schedule D and EDGAR Form D filings. Amounts raised (or offered) as filed.