/Companies

Hapten Sciences

Memphis, US · Founded 2011 · Delaware corporation · 1 known investors

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Hapten Sciences develops early-stage pharmaceutical products focused on dermatological health, with its lead candidate PDC-APB in clinical development as a preventive immunotherapy for contact dermatitis caused by exposure to poisonous plants. The company targets healthcare providers and individuals affected by urushiol-related skin conditions.

Founders & leadership

RJ
Raymond J HageExecutive

Board

GP
Gary ProstermanBoard director
GSGary Stevenson
Gary StevensonBoard directorInvestor at MB Venture Partners
SI
Stephen I. BandakBoard director

Investors · 1

Reported raises · per SEC filings

Form D private placements

$5.8M disclosed across 6 of 8 rounds · 2013–2021

▶$3MofferedAug 2021 · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Stephen L. BandakDirector
  • Gary StevensonDirector
  • Gary ProstermanExecutive Officer, Director
  • Raymond J. HageExecutive Officer, Director
Offering amount
$3M
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$886KraisedOct 2019 · 4 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Raymond J. HageExecutive Officer, Director
  • Gary ProstermanExecutive Officer, Director
  • Gary StevensonDirector
  • Stephen L. BandakDirector
Offering amount
$1.5M
Amount sold
$886K
First sale
Oct 2019
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.6MraisedSep 2018 · 5 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Raymond J. HageExecutive Officer, Director
  • Stephen L. BandakDirector
  • Gary StevensonDirector
  • Gary ProstermanExecutive Officer, Director
Offering amount
$2.2M
Amount sold
$1.6M
First sale
Jan 2018
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.2MraisedFeb 2017 · 8 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Raymond J. HageExecutive Officer, Director
  • Joseph ZakrzewskiDirector
  • Gary StevensonDirector
  • Stephen L. BandakDirector
  • Gary ProstermanExecutive Officer, Director
Offering amount
$1.2M
Amount sold
$1.2M
First sale
Feb 2017
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.2MraisedJan 2016 · 6 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Gary StevensonDirector
  • Joseph ZakrzewskiDirector
  • Stephen I. BandakDirector
  • Raymond J. HageExecutive Officer, Director, Promoter
  • Gary ProstermanExecutive Officer, Director, Promoter
Offering amount
$1.7M
Amount sold
$1.2M
First sale
Sep 2015
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$250KraisedApr 2015 · 7 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Stephen I. BandakDirector
  • Gary ProstermanExecutive Officer, Director, Promoter
  • Raymond J HageExecutive Officer, Director, Promoter
  • Gary StevensonDirector
Offering amount
$250K
Amount sold
$250K
Minimum investment
$3.1K
First sale
Apr 2015
Incorporated
Corporation, Delaware, 2011
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$100KofferedFeb 2015 · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Gary ProstermanExecutive Officer, Director, Promoter
  • Stephen I. BandakDirector
  • Raymond J HageExecutive Officer, Director, Promoter
  • Gary StevensonDirector
Offering amount
$100K
Incorporated
Corporation, Delaware, 2011
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$625KraisedFeb 2015 · 7 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Gary ProstermanExecutive Officer, Director, Promoter
  • Raymond J HageExecutive Officer, Director, Promoter
  • Stephen I. BandakDirector
  • Gary StevensonDirector
Offering amount
$1.2M
Amount sold
$625K
Minimum investment
$25K
Placement agents
NA
First sale
May 2013
Incorporated
Corporation, Delaware, 2011
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 Hapten Sciences do?
Hapten Sciences develops early-stage pharmaceutical products focused on dermatological health, with its lead candidate PDC-APB in clinical development as a preventive immunotherapy for contact dermatitis caused by exposure to poisonous plants. The company targets healthcare providers and individuals affected by urushiol-related skin conditions.
Who are Hapten Sciences's investors?
Hapten Sciences's investors include MB Venture Partners.
How much funding has Hapten Sciences raised?
Hapten Sciences has disclosed $5.8M raised across 6 of its 8 known rounds.
Where is Hapten Sciences headquartered?
Hapten Sciences is headquartered in Memphis, US.