/Companies

Moonwalk Biosciences

South San Francisco, US · Founded 2022 · Delaware corporation · 7 known investors

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Pioneering precision epigenetic medicines

Founders & leadership

Moonwalk Biosciences was founded in 2022 by Alexander Aravanis and Arash Jamshidi.

AA
Alexander AravanisCo-founder
AJArash Jamshidi
Arash JamshidiCo-founderArash Jamshidi is co-founder and CTO of Moonwalk Biosciences, which develops AI systems for cardiometabolic drug discovery. Previously, he was scientific co-founder and SVP of Data Sciences at GRAIL, where he led development of the Galleri machine learning classifier for multi-cancer detection and managed a team of 90+ AI/ML engineers and data scientists.
JK
Justin Keller ValleyExecutive
ECElaine Cheung
Elaine CheungExecutiveElaine Cheung is an executive officer at Moonwalk Biosciences with over 20 years of leadership experience in life sciences spanning genomics, digital health, and immuno-oncology. She has previously built and led business development, account management, and early commercial teams at organizations including Lyell Immunopharma, Illumina, GRAIL, and Genomic Health.
SD
Stephen DjedjosExecutive
JL
John LilesExecutiveJohn Liles is a drug discovery biologist and executive at Moonwalk Biosciences, where he leads research strategy and a small molecule and siRNA pipeline spanning target discovery, translational and non-clinical development, and external partnerships. He has advanced therapeutic programs into clinical development across indications including diabetic kidney disease, PAH/cardiovascular, NASH, and PSC/PBC, with expertise in in vitro/in vivo pharmacology and CRO and KOL networks.

Board

CD
Chris DimitropoulosBoard director
PB
Paul BurtonBoard director

Investors · 7

Also in the syndicate · 1

Alpha Wave Ventures

Reported raises · per SEC filings

Form D private placements

$109.6M disclosed across 2 rounds · 2023–2026

▶$60MraisedSep 2026 · 7 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Alexander AravanisExecutive Officer, Director
  • Arash JamshidiExecutive Officer, Director
  • Chris DimitropoulosDirector
  • Paul BurtonDirector
  • Justin ValleyExecutive Officer
  • Elaine CheungExecutive Officer
  • Stephen DjedjosExecutive Officer
  • John LilesExecutive Officer
Offering amount
$70.2M
Amount sold
$60M
First sale
Aug 2026
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$49.6MraisedJan 2024 · 24 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Justin Keller ValleyExecutive Officer
  • Alexander AravanisExecutive Officer, Director
  • Arash JamshidiExecutive Officer, Director
Offering amount
$56.8M
Amount sold
$49.6M
First sale
Dec 2023
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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

Founder mafia

2 people who came through Moonwalk Biosciences went on to found or lead other companies.

Frequently asked questions

What does Moonwalk Biosciences do?
Pioneering precision epigenetic medicines
Who founded Moonwalk Biosciences?
Moonwalk Biosciences was founded by Alexander Aravanis, Arash Jamshidi in 2022.
Who are Moonwalk Biosciences's investors?
Moonwalk Biosciences's investors include ARCH Venture Partners, GV (Google Ventures), Khosla Ventures, Alpha Wave Global, Future Ventures, YK Bioventures.
How much funding has Moonwalk Biosciences raised?
Moonwalk Biosciences has disclosed $109.6M raised across 2 rounds.
Where is Moonwalk Biosciences headquartered?
Moonwalk Biosciences is headquartered in South San Francisco, US.