What departments does Exagen Inc. have?

Exagen Inc. has employees across 9 departments including Sales, Product Management, Engineering, Business Development, Customer Success.

What is the largest department at Exagen Inc.?

The largest department at Exagen Inc. is Sales with 3 employees.

Where are Exagen Inc. employees located globally?

Exagen Inc. has employees across 3 continents and 3 countries including United Kingdom Of Great Britain And Northern Ireland, United States Of America, Chile.

How has Exagen Inc.'s team size changed over time?

Exagen Inc.'s team has grown from approximately 194 to 195 employees based on available data.

Exagen Inc. Employee Directory

Biotechnology ResearchCalifornia, United States201-500 Employees

Exagen Inc. is a mid-sized biotechnology research company focused on autoimmune disease testing, aiming to clarify complex conditions for clinicians. Based in Vista, California, it offers a comprehensive rheumatology diagnostic platform that combines serology, cell-based assays, proprietary biomarkers, and a validated algorithm to support diagnosis and patient management. The company's lupus-related tests span diagnostic, prognostic, and disease-monitoring use, contributing to clinical confidence and earlier decision-making.

Its customers include physicians, payers, and biopharmaceutical companies, with partnerships aimed at closing diagnostic gaps and enabling innovation in autoimmune care. Exagen emphasizes clinically validated biomarkers for SLE and RA, and has positioned itself as a leading provider within the autoimmune testing landscape. In 2025, it collaborated with Johns Hopkins University to highlight a urinary biomarker panel that could guide precision management of lupus nephritis.

Exagen Inc. Global Highlights

North America
259

United States Of America
259

South America
2

Chile
2

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Exagen Inc.'s Leadership

T. C.
Vice President Commercialization
Mobile Phone
Email
R. R.
President
Mobile Phone
Email
J. O.
Regional Sales Director - Mid-Atlantic
Mobile Phone
Email
J. W.
Regional Sales Director - Diagnostic Testing
Mobile Phone
Email
S. B.
Regional Sales Director - Northeast
Mobile Phone
Email
X. A.
Director Of Product Management, Customer Solutions
Mobile Phone
Email
G. M.
Manager Of Market Development
Mobile Phone
Email
A. B.
Market Development Manager
Mobile Phone
Email

Exagen Inc. Employee Metrics

100%

50%

0%

2026

2025

Administrative
Biotechnology
Accounting
Sales
Community & Social Services
Other
Business

Contact profiles from Exagen Inc.

Name

Title

Contact Info

Location

Last Update

R. R.
President
Mobile Phone
Email
Jun 27, 2025
T. C.
Vice President Commercialization
Mobile Phone
Email
Oct 21, 2024
J. O.
Regional Sales Director - Mid-Atlantic
Mobile Phone
Email
Jun 27, 2026
J. W.
Regional Sales Director - Diagnostic Testing
Mobile Phone
Email
May 08, 2026
S. B.
Regional Sales Director - Northeast
Mobile Phone
Email
Oct 21, 2024
X. A.
Director Of Product Management, Customer Solutions
Mobile Phone
Email
May 08, 2025
G. M.
Manager Of Market Development
Mobile Phone
Email
Jul 07, 2026
A. B.
Market Development Manager
Mobile Phone
Email
Jun 25, 2026
A. F.
Market Development Manager
Mobile Phone
Email
Oct 17, 2024
P. S.
National Account Manager
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is Exagen Inc. known for?

Exagen Inc. was founded in 2002 operates in the Biotechnology Research industry. Explore Exagen Inc.'s company overview page for more information.

What is Exagen Inc.'s most common email format?

Exagen Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Exagen Inc. email formats with LeadIQ.

How many employees does Exagen Inc. have currently?

Exagen Inc. has approximately 214 employees as of July 2026. These team members are located across 3 continents, including North AmericaSouth AmericaEurope.

Who are Exagen Inc.'s key employees and leadership?

As of July 2026, Exagen Inc.'s key employees include:

Vice President Commercialization: T. C.
President: R. R.
Regional Sales Director - Mid-Atlantic: J. O.
Regional Sales Director - Diagnostic Testing: J. W.
Regional Sales Director - Northeast: S. B.

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Exagen Inc. Employee Directory

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