What departments does Annexon Biosciences have?

Annexon Biosciences has employees across 8 departments including Quality Assurance, Legal, Engineering, Finance, Operations.

What is the largest department at Annexon Biosciences?

The largest department at Annexon Biosciences is Operations with 3 employees.

Where are Annexon Biosciences employees located globally?

Annexon Biosciences has employees across 4 continents and 5 countries including Morocco, China, France, Germany, United States Of America.

How has Annexon Biosciences's team size changed over time?

Annexon Biosciences's team has grown from approximately 94 to 110 employees based on available data.

Annexon Biosciences Employee Directory

Q: Who are Annexon Biosciences's key employees and leadership?

Annexon Biosciences's key employees include: Executive Vice President And Chief Scientific Officer: A., Chief Medical Officer: J. D., Chief Scientific Officer: R. A., Vice President Regulatory Affairs: K. K., Vp Legal, Corporate Affairs, Commercial And Compliance: A. C. G.

Biotechnology ResearchCalifornia, United States51-200 Employees

Annexon Biosciences is a mid-sized biotechnology company based in South San Francisco, California, focused on developing therapies that modulate the immune system by targeting the classical complement pathway. Its work centers on blocking C1q, the initiating molecule of this pathway, with the aim of treating autoimmune, neurodegenerative, and ophthalmic disorders driven by classical complement activation. The company emphasizes a biomarker-driven approach intended to improve the probability that its portfolio reaches technical success. 

Its clinical-stage portfolio includes ANX005, ANX007, and ANX009, with ANX005 administered intravenously, ANX007 intravitreally, and ANX009 subcutaneously. The target patient population comprises individuals affected by classical complement-mediated diseases of the body, brain, and eye. In 2026, Annexon partnered with the GBS/CIDP Foundation International to advance the GBS 110 awareness campaign through the year.

Annexon Biosciences Global Highlights

North America
137

United States Of America
137

Europe
3

France
2
Germany
1

Africa
1

Morocco
1

Asia
1

China
1

Annexon Biosciences's Leadership

J. D.
Chief Medical Officer
Mobile Phone
Email
R. A.
Chief Scientific Officer
Mobile Phone
Email
K. K.
Vice President Regulatory Affairs
Mobile Phone
Email
A. C. G.
Vp Legal, Corporate Affairs, Commercial And Compliance
Mobile Phone
Email
A.
Executive Vice President And Chief Scientific Officer
Mobile Phone
Email
N. B.
Senior Vice President Quality
Mobile Phone
Email
C. T.
Vice President, Intellectual Property
Mobile Phone
Email
M. S.
Intellectual Property Vice President, Legal
Mobile Phone
Email

Annexon Biosciences Employee Metrics

100%

50%

0%

2026

2025

Operations
Research
Consultant
Program & Project Management
Finance
Other
Human Resources
Engineering
Biotechnology
Business
Entrepreneurship
Sales
Branding
Healthcare Services
Legal

Contact profiles from Annexon Biosciences

Name

Title

Contact

Location

Last Update

J. D.
Chief Medical Officer
Mobile Phone
Email
Bay
Aug 28, 2026
A.
Executive Vice President And Chief Scientific Officer
Mobile Phone
Email
Oct 16, 2024
R. A.
Chief Scientific Officer
Mobile Phone
Email
Dec 09, 2025
N. B.
Senior Vice President Quality
Mobile Phone
Email
Aug 28, 2026
K. K.
Vice President Regulatory Affairs
Mobile Phone
Email
Bay
Aug 28, 2026
C. T.
Vice President, Intellectual Property
Mobile Phone
Email
Bay
Sep 08, 2026
M. S.
Intellectual Property Vice President, Legal
Mobile Phone
Email
Jun 12, 2025
M. Y. B.
Vice President, Clinical Development
Mobile Phone
Email
China, Fujian
Aug 27, 2024
A. C.
Executive Director Of Finance
Mobile Phone
Email
Bay
Aug 03, 2026
H. L.
Director, Biomarker Operations
Mobile Phone
Email
Bay
Apr 14, 2026

Frequently Asked Questions

What is Annexon Biosciences known for?

Annexon Biosciences was founded in 2011 and operates in the Biotechnology Research industry. You can contact Annexon Biosciences's main corporate office by phone at

+1-650-822-****

. Explore Annexon Biosciences's company overview page for more information.

What is Annexon Biosciences's most common email format?

Annexon Biosciences employees' email format typically follows the pattern of FLast@annexonbio.com. Trying to find reliable and up-to-date employee contact data? Find more Annexon Biosciences email formats with LeadIQ.

How many employees does Annexon Biosciences have currently?

Annexon Biosciences has approximately 115 employees as of August 2026. These team members are located across 4 continents, including North America, Europe and Africa.

Who are Annexon Biosciences's key employees and leadership?

As of August 2026, Annexon Biosciences's key employees include:

Chief Medical Officer: J. D.
Chief Scientific Officer: R. A.
Vice President Regulatory Affairs: K. K.
Vp Legal, Corporate Affairs, Commercial And Compliance: A. C. G.
Executive Vice President And Chief Scientific Officer: A.

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Annexon Biosciences Employee Directory

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