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Stephen Klaus Email & Phone Number

Vice President at FibroGen at FibroGen

Location: San Francisco, California, United States 1 work role 1 school

2 work emails found @fibrogen.com 2 phones found area 415 LinkedIn matched

✓ Verified May 2026 4 data sources Profile completeness 86%

Current company

FibroGen

Role

Vice President at FibroGen

Location

San Francisco, California, United States

Company size

419 employees

Who is Stephen Klaus? Overview

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Quick answer

Stephen Klaus is listed as Vice President at FibroGen at FibroGen, a company with 419 employees, based in San Francisco, California, United States. AeroLeads shows a work email signal at fibrogen.com, phone signal with area code 415, and a matched LinkedIn profile for Stephen Klaus.

Stephen Klaus previously worked as Vice President of Drug Development at Fibrogen. Stephen Klaus holds Ph.D., Immunology from Umass Chan Medical School.

Company email context

Email format at FibroGen

This section adds company-level context without repeating Stephen Klaus's masked contact details.

{last}@fibrogen.com

92% confidence

AeroLeads found 2 current-domain work email signals for Stephen Klaus. Compare company email patterns before reaching out.

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Profile bio

About Stephen Klaus

Stephen Klaus is a Vice President at FibroGen at FibroGen.

Current workplace

Stephen Klaus's current company

Company context helps verify the profile and gives searchers a useful next step.

Fibrogen

Vice President at FibroGen

san francisco, california, united states

Website

fibrogen.com

Employees

419

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Company profile

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1 role

Stephen Klaus work experience

A career timeline built from the work history available for this profile.

Vice President Of Drug Development

Fibrogen

Aug 2001 - Present

Team & coworkers

Colleagues at FibroGen

Other employees you can reach at fibrogen.com. View company contacts for 419 employees →

Akshaya Patel, Pharm.D. Colleague at Fibrogen Pflugerville, Texas, United States, United States View → JW

James Wang Colleague at Fibrogen Daxing District, Beijing, China, China View → GS

Glen Spencer Colleague at Fibrogen San Francisco Bay Area, United States View → 张

张永燊 Colleague at Fibrogen Beijing, Beijing, China, China View → EW

Elizabeth Watanabe Colleague at Fibrogen San Francisco, California, United States, United States View → CA

Cindy Aranda Colleague at Fibrogen Castro Valley, California, United States, United States View → 庞

庞元锋 Colleague at Fibrogen Beijing, Beijing, China, China View → SG

Sonia Gee Colleague at Fibrogen United States, United States View → LT

Lorraine Torres Colleague at Fibrogen Wake Forest, North Carolina, United States, United States View → FB

Frank Buschman Colleague at Fibrogen Hayward, California, United States, United States View →

1 education record

Stephen Klaus education

Umass Chan Medical School

Immunology

FAQ

Frequently asked questions about Stephen Klaus

Quick answers generated from the profile data available on this page.

What company does Stephen Klaus work for?

Stephen Klaus works for FibroGen.

What is Stephen Klaus's role at FibroGen?

Stephen Klaus is listed as Vice President at FibroGen at FibroGen.

What is Stephen Klaus's email address?

AeroLeads has found 2 work email signals at @fibrogen.com for Stephen Klaus at FibroGen.

What is Stephen Klaus's phone number?

AeroLeads has found 2 phone signal(s) with area code 415 for Stephen Klaus at FibroGen.

Where is Stephen Klaus based?

Stephen Klaus is based in San Francisco, California, United States while working with FibroGen.

What companies has Stephen Klaus worked for?

Stephen Klaus has worked for Fibrogen.

Who are Stephen Klaus's colleagues at FibroGen?

Stephen Klaus's colleagues at FibroGen include Akshaya Patel, Pharm.D., James Wang, Glen Spencer, 张永燊, and Elizabeth Watanabe.

How can I contact Stephen Klaus?

You can use AeroLeads to view verified contact signals for Stephen Klaus at FibroGen, including work email, phone, and LinkedIn data when available.

What schools did Stephen Klaus attend?

Stephen Klaus holds Ph.D., Immunology from Umass Chan Medical School.

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