/Companies

Alector

NASDAQ: ALECUnicorn · $1.9B

San Francisco, US · Founded 2013 · Delaware LLC · 131 employees on LinkedIn · 7 known investors

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Alector develops therapies targeting neurodegenerative diseases including Alzheimer's, frontotemporal dementia, and Parkinson's disease through protein removal, replacement, and immune cell restoration. The company focuses on patients with neurodegenerative conditions and applies genetics, neuroscience, and immunology to advance new treatments.

Founders & leadership

Alector was founded in 2013 by Arnon Rosenthal and Tillman Gerngross.

ARArnon Rosenthal
Arnon RosenthalPh.D.Arnon Rosenthal holds a Ph.D. from Hebrew University of Jerusalem and spent over a decade at Genentech, where he advanced to executive scientist and initiated the research program underlying Erivedge. He co-founded Rinat Neuroscience in 2001, which was acquired by Pfizer in 2006 with several programs in pain, migraine, and neurodegenerative indications, and later co-founded Annexon Biopharmaceuticals before becoming co-founder and CEO of Alector, which develops immune-based therapies for neurodegenerative diseases.
TGTillman Gerngross
Tillman GerngrossCo-founder

Board

CG
Carl GordonBoard director
TMTerry McGuire
Terry McGuireBoard directorFounding Partner at Polaris Partners

Investors · 7

Funding

SEC filings, press & company announcements

$32.3M disclosed across 1 of 2 rounds · 2015–2018

▶$32.3MraisedSep 2015 · 11 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Carl GordonDirector
  • Tillman GerngrossDirector
  • Arnon RosenthalExecutive Officer, Director
  • Terry McGuireDirector
Offering amount
$32.3M
Amount sold
$32.3M
First sale
Sep 2015
Incorporated
Limited Liability Company, Delaware, 2013
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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

Valuation · disclosed

Disclosed events
$1.9Bvaluation at IPOJan 2020 · $25.00/share · 424B4
filing ↗

Source: SEC prospectus filings, and round valuations the company or its investors disclosed — follow each entry's link for the claim.

Founder mafia

3 people who came through Alector went on to found or lead other companies.

Related companies · 4

Companies working in the same space as Alector.

Frequently asked questions

What does Alector do?
Alector develops therapies targeting neurodegenerative diseases including Alzheimer's, frontotemporal dementia, and Parkinson's disease through protein removal, replacement, and immune cell restoration. The company focuses on patients with neurodegenerative conditions and applies genetics, neuroscience, and immunology to advance new treatments.
Who founded Alector?
Alector was founded by Arnon Rosenthal, Tillman Gerngross in 2013.
Who are Alector's investors?
Alector's investors include Foresite Capital, GV (Google Ventures), Mission Bay Capital, Mission Biocapital, MRL Ventures Fund, SV Health Investors, Polaris Partners.
How much funding has Alector raised?
Alector has disclosed $32.3M raised across 1 of its 2 known rounds.
Where is Alector headquartered?
Alector is headquartered in San Francisco, US.