/Companies

Phi Therapeutics

San Francisco, US · Delaware corporation

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Phitherapeutics (brand Phyla) develops patented bacteriophage-based skincare that targets acne-causing C. acnes bacteria while preserving the skin barrier and microbiome. Its phage treatment is marketed to consumers and recommended by licensed dermatologists and skin professionals.

Founders & leadership

MS
Maria S. ChoNamed on SEC filing
YV
Yug VarmaNamed on SEC filing
JL
Jun LiNamed on SEC filing

Reported raises · per SEC filings

Form D private placements

$8.9M disclosed across 3 rounds · 2019–2023

▶$7.7MraisedJun 2024 · 22 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • JUN LIDirector
  • YUG VARMAExecutive Officer, Director
  • NEIL GIUGNOExecutive Officer, Director
  • KEVIN LAWDirector
Offering amount
$7.7M
Amount sold
$7.7M
Minimum investment
$10K
Proceeds to insiders
$181.2K
First sale
Mar 2023
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$660KraisedJan 2022 · 7 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Jun LiDirector
  • Yug VarmaExecutive Officer, Director, Promoter
  • Maria ChoDirector, Promoter
Offering amount
$2M
Amount sold
$660K
Minimum investment
$10K
Proceeds to insiders
$50K
First sale
Dec 2021
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$575KraisedJun 2019 · 4 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Maria S. ChoExecutive Officer, Director
  • Yug VarmaExecutive Officer, Director
  • Jun LiDirector
Offering amount
$1.6M
Amount sold
$575K
First sale
May 2019
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Non-dilutive funding · 1 SBIR/STTR award

Federal grants — no equity taken
AgencyPhaseYearAmount
National Institutes of Health (NIH)National Institutes of HealthPhase I2015$164.7K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

Frequently asked questions

What does Phi Therapeutics do?
Phitherapeutics (brand Phyla) develops patented bacteriophage-based skincare that targets acne-causing C. acnes bacteria while preserving the skin barrier and microbiome. Its phage treatment is marketed to consumers and recommended by licensed dermatologists and skin professionals.
How much funding has Phi Therapeutics raised?
Phi Therapeutics has disclosed $8.9M raised across 3 rounds.
Where is Phi Therapeutics headquartered?
Phi Therapeutics is headquartered in San Francisco, US.