Alector: Detailed Company Information & Corporate Profile

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Summary

Alector is an independent biotechnology company based in South San Francisco, California, founded in 2013. With 100‑200 employees, it reports annual revenues between $10 million and $50 million and operates within the San Francisco Bay Area.

The company specializes in biotechnology aimed at neurodegenerative diseases, applying research and development to advance therapeutic solutions for conditions such as Alzheimer’s and Parkinson’s.

Alector’s executive team includes Vice President George Demos, Director of Technology Chris Rankin, Head of Translation Medicine Ruchi Gupta, Senior Director Sean Bell, Vice President of Strategic Finance Jason Banks, and several specialists across clinical data management, regulatory affairs, protein sciences, and nonclinical sciences.

Alector Websitealector.com
Social Links
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Phone Number1-415-231-5660
Industries
Alector Headquarters Address131 Oyster Point Blvd, South San Francisco, California, 94080 US
Company Size100-200 employees
Specialities & ServicesBiotechnology, Neurodegenerative disease, Neurodegeneration
SIC Code2836, 2834
NAICS Code325412 Pharmaceutical Preparation Manufacturing, 325414 Biological Product (except Diagnostic) Manufacturing
DMA CodeSan Francisco Bay Area
Founded2013
Estimated Annual Revenue$10M - 50M
Operating StatusIndependent Company
Updated:2026-09-17

Competitors

Name
Founded
Type
Employees
2011Public
Company
100 - 250
2010Public
Company
1.0K - 5.0K
2011Privately
Held
100 - 250
2013Privately
Held
25 - 100

Estimated Website Traffic

The chart shows a growth in traffic to the alector.com website. In August, traffic increased to 2592, compared to 1958 in the previous month. The highest traffic in 2026 was recorded in January, reaching 3690 visits.

Workforce Turnover

Number of employees switched from or switched to

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Total employee turnover

Departmental sample breakdown

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Turnover activity captured in SignalHire's departmental sample ( employees):

Length of Employment

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Alector's workforce includes employees across a wide range of tenure levels.

8% have been with the company for 1 to 2 years12% have been with the company for 3 to 4 years35% have been with the company for 5 to 7 years15% have been with the company for 8 to 10 years31% have been with the company for more than 11 years

Former Employees: Role Changes

Role at Former Company
Role at New Company
Contact top employees from Alector
George Demos
George DemosVice President
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Chris Rankin
Chris RankinDirector, Head of Technology, Data & AI
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Lauren Cheney
Lauren CheneyVice President, People & AI Transformation; Quality Assurance Lead
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Ruchi Gupta
Ruchi GuptaHead of Translation Medicine: Biomarker Strategy, Development & Operations
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Sean Bell
Sean BellSenior Director, Head of Process Sciences and Analytics
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Jason Banks
Jason BanksVice President, Strategic Finance & Corporate Development
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Caiyan Li
Caiyan LiHead of Clinical Development & Data Science
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Raymond Tong
Raymond TongDirector, Head of Protein Sciences
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Calvin Yu
Calvin YuHead Of Finance
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Toufan Parman
Toufan ParmanSenior Director, Head of Nonclinical Sciences
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Timothy Tan
Timothy TanVice President Regulatory Affairs
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Stella McCaughey
Stella McCaugheyVice President Medical Affairs
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Mario Tan
Mario TanChief Clinical Data Manager
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Ronald Tay
Ronald TayChief Clinical Data Manager
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Olivia Stabile
Olivia StabileDirector, Clinical Quality Assurance
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Kalpana Devulapally
Kalpana DevulapallySr Clinical Data Manager
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Alector Corporate Information: FAQ

Alector operates in the Biotech industries. More details can be found on the official website: alector.com.
Alector has offices located in South San Francisco, US.
The headquarters of Alector are located in South San Francisco, United States.
The current CEO of Alector is Arnon Rosenthal
You can contact Alector by phone at 1-415-231-5660.
Alector currently employs 100-200 people.
Well-known competitors of Alector include Berkeley Lights, Invitae, Translate Bio, A Sanofi Company and Alzheon, Inc..

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