/Companies

Praeventix

Exton, US · Founded 2022 · Delaware corporation

Find your way into Praeventix

123 people in our graph share verified history with the Praeventix team — schools, employers, funds. One of them is your warm intro.

Patrick Enrightunlockedknows Heidi Kempinski · together at Zenas Biopharma (overlapped)
×5knows the team · via Zenas Biopharma
×4knows the team · via Dartmouth College
×2knows the team · via Aegle Therapeutics

Praeventix is an early-stage biopharmaceutical company developing serotonergic (5-HT7 receptor) therapeutics, with a lead topical candidate PRA-523 aimed at treating chronic pruritus in conditions such as atopic dermatitis. It is also researching 5-HT7 modulators for inflammatory bowel disease and cocaine use disorder.

Founders & leadership

Praeventix was founded in 2022 by Douglas Pippin.

DP
Douglas PippinPresident & Founder, PIDouglas Pippin is President and Founder of Praeventix, a biopharmaceutical company developing serotonergic therapeutics, and has previously founded or co-founded multiple companies in drug discovery, dermatology, and green chemistry; his drug research background spans 15+ years focused on structure-based design and G-protein-coupled receptor ligands, with prior work contributing to a $500M+ pharmaceutical alliance and an anti-oncogenic compound that reached Phase II development.
HKHeidi Kempinski
Heidi KempinskiExecutiveHeidi Kempinski is Executive Officer and Director at Praeventix, an early-stage biopharmaceutical company developing serotonergic therapeutics for conditions including atopic dermatitis, inflammatory bowel disease, and cocaine use disorder. She has held senior executive roles in startup and growth-stage biopharmaceutical organizations, with experience in drug development, R&D operations, corporate strategy, and mergers and acquisitions.
LO
Leon O. Moulder, Jr.Executive
K
KempinskiCEO
M
MoulderExecutive Chair

Board

RS
Robert S. HankinBoard director
LO
Leonard O. Moulder, Jr.Board director

Reported raises · per SEC filings

Form D private placements

$16.7M disclosed across 3 rounds · 2022–2026

▶$5.6MraisedSep 2026 · 9 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Douglas A. Pippin, PhDExecutive Officer, Director
  • Leon O. MoulderDirector
  • Heidi KempinskiExecutive Officer, Director
  • Robert S. HankinDirector
Offering amount
$5.6M
Amount sold
$5.6M
First sale
Feb 2026
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$6.8MraisedMay 2025 · 9 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Heidi KempinskiExecutive Officer, Director
  • Douglas A. PippinExecutive Officer, Director
  • Robert S. HankinDirector
  • Leonard O. Moulder, Jr.Director
Offering amount
$6.8M
Amount sold
$6.8M
First sale
May 2025
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$4.3MraisedMay 2024 · 3 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Douglas A. PippinExecutive Officer, Director
  • Leon O. Moulder, Jr.Director
Offering amount
$4.3M
Amount sold
$4.3M
Proceeds to insiders
$1.3M
First sale
Oct 2022
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

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Frequently asked questions

What does Praeventix do?
Praeventix is an early-stage biopharmaceutical company developing serotonergic (5-HT7 receptor) therapeutics, with a lead topical candidate PRA-523 aimed at treating chronic pruritus in conditions such as atopic dermatitis. It is also researching 5-HT7 modulators for inflammatory bowel disease and cocaine use disorder.
Who founded Praeventix?
Praeventix was founded by Douglas Pippin in 2022.
How much funding has Praeventix raised?
Praeventix has disclosed $16.7M raised across 3 rounds.
Where is Praeventix headquartered?
Praeventix is headquartered in Exton, US.