Tech Company Financing Transactions

Rarity PBC Funding Round

On 10/29/2025, Rarity PBC raised $4.6 million in Seed funding from private investors.

Transaction Overview

Company Name
Announced On
10/29/2025
Transaction Type
Venture Equity
Amount
$4,600,000
Round
Seed
Investors

private investors (Lead Investor) (Steve Oliveira)

Proceeds Purpose
The proceeds from this financing will support Rarity's continued advancement of its ADA-SCID gene therapy toward commercial readiness.

Company Information

Company Status
Private & Independent
Industry
Life Sciences
Mailing Address
Undisclosed
Los Angeles, CA Undisclosed
USA
Phone
Undisclosed
Email Address
Not Recorded
Overview
Rarity PBC is a Public Benefit Corporation advancing and commercializing life-saving genetic therapies for rare diseases. Guided by a mission to enable responsible development and broad patient reach, Rarity integrates scientific rigor with sustainable, mission-driven operations to deliver therapies beyond development and into the hands of patients worldwide.
Profile
Rarity PBC LinkedIn Company Profile
Social Media
Rarity PBC Company Twitter Account
Company News
Rarity PBC News
Facebook
Rarity PBC on Facebook
YouTube
Rarity PBC on YouTube

Management Team

Title
Name
Email & Social
Chief Executive Officer
Paul Ayoub
  Paul Ayoub LinkedIn Profile  Paul Ayoub Twitter Account  Paul Ayoub News  Paul Ayoub on Facebook
Chief Scientific Officer
Katelyn Masiuk
  Katelyn Masiuk LinkedIn Profile  Katelyn Masiuk Twitter Account  Katelyn Masiuk News  Katelyn Masiuk on Facebook
Co-Founder
Roger Hollis
  Roger Hollis LinkedIn Profile  Roger Hollis Twitter Account  Roger Hollis News  Roger Hollis on Facebook
Co-Founder
Donald Kohn
  Donald Kohn LinkedIn Profile  Donald Kohn Twitter Account  Donald Kohn News  Donald Kohn on Facebook


 

 

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Next: 10/29/2025: Uluu venture capital transaction

 

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