SoCal.Startups is building the most comprehensive resource for Southern California's tech scene.
SoCal.Startups
Be an early user
Paulex Bio Inc. hero photo
Paulex Bio Inc. logo

Paulex Bio Inc.

La Jolla, CA · Founded 2023
LAST FUNDING
$18.5M
Series B

Paulex Bio stands at the threshold of what could be a transformative breakthrough for type 1 and type 2 diabetes: beta cell regeneration through an oral medicine designed to eliminate the root cause of diabetes.​

Funding history

RoundAmount
Series B$18.5M
SEC Form D filed
Dec 18, 2025

About Paulex Bio Inc.

How much funding has Paulex Bio Inc. raised?

Paulex Bio Inc. has raised $18.5M in total funding. The most recent round was Series B.

Where is Paulex Bio Inc. headquartered?

Paulex Bio Inc. is headquartered in La Jolla, CA.

What does Paulex Bio Inc. do?

Paulex Bio stands at the threshold of what could be a transformative breakthrough for type 1 and type 2 diabetes: beta cell regeneration through an oral medicine designed to eliminate the root cause of diabetes.​

What problem does Paulex Bio Inc. solve?

Type 1 and type 2 diabetes currently lack a treatment that addresses its root cause.

What's Paulex Bio Inc.'s solution?

Paulex Bio is developing an oral medicine intended to regenerate beta cells and eliminate the root cause of diabetes.

What makes Paulex Bio Inc. different?

They frame their approach as targeting beta cell regeneration itself (versus symptom management), describing it as a potential 'functional cure' delivered via an oral medicine.

What makes Paulex Bio Inc. notable?

Co-founded by Miguel Sanjuan and Francisco Leon, who previously built Provention Bio, which was acquired by Sanofi for $2.9 billion.

Leadership

Sanjuan Miguel
Executive Officer, Director
Mohammad Hayat
Director
Francisco Leon
Director
Edgardo Rayo
Director
Industry
Healthcare
Founded
2023
HQ
La Jolla, CA
Raised
$18.5M
Stage
Series B

Related terms

❝ Cite this page

Free to use in articles, research, and reference works. Stable URL, will not change. Data on this page last updated September 3, 2026.

MLA
"Paulex Bio Inc.: Funding & Investors." SoCal.Startups, September 3, 2026, https://socalstartups.io/companies/paulex-bio-inc. Accessed September 28, 2026.
APA
SoCal.Startups. (2026). Paulex Bio Inc.: Funding & Investors. Retrieved September 28, 2026, from https://socalstartups.io/companies/paulex-bio-inc
WIKIPEDIA (CITE WEB)
{{cite web |title=Paulex Bio Inc.: Funding & Investors |url=https://socalstartups.io/companies/paulex-bio-inc |website=SoCal.Startups |access-date=September 28, 2026}}
🏷 Embed this badge

Building or fundraising? Add this to your site to show you're listed on SoCal.Startups — the link back helps other founders and investors find you here too.

Paulex Bio Inc. featured on SoCal.Startups
HTML
<a href="https://socalstartups.io/companies/paulex-bio-inc" target="_blank" rel="noopener"><img src="https://socalstartups.io/badge.svg" width="220" height="52" alt="Paulex Bio Inc. featured on SoCal.Startups" /></a>
MARKDOWN
[![Paulex Bio Inc. featured on SoCal.Startups](https://socalstartups.io/badge.svg)](https://socalstartups.io/companies/paulex-bio-inc)