Fundraising Fox

Primrose Bio

San Diego, US · Founded 2023 · Delaware corporation · 2 known investors

Find your way into Primrose Bio

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

Bryan Eglanunlockedknows Helge Zieler · together at University of California, Davis (overlapped)
×3knows the team · via Princeton University
×2knows the team · via University of California, Davis
×3knows the team · via Stanford University School of Medicine
×3knows the team · via National Institutes of Health

Primrose Bio develops high-efficiency production systems for innovative and complex biologics, using advanced protein expression and enzyme engineering technologies deployed across commercially proven platforms. The company serves pharmaceutical developers and contract manufacturers in the biopharmaceutical industry.

BiotechDeep TechMedical Devices

Founders & leadership

HZHelge Zieler
Helge ZielerinExecutiveHelge Zieler has over 25 years of experience in biotechnology R&D and project leadership, with expertise in molecular and synthetic biology, genomics, and plant and algal biotechnology; he has founded multiple biotechnology startups and managed international R&D collaborations.
DBDrew Burch
Drew BurchChief Executive Officer
DR
Diane Retallack, PhDPresident & Chief Operating Officer

Board

JT
J. Todd MitchellBoard director
MK
Matthew KorenbergBoard director
MRMatthew Reber
Matthew ReberBoard directorPartner at 1315 Capital
WK
Wes KaupinenBoard director

Investors · 2

1315 CapitalPhiladelphia · $5M – $40M
Agent CapitalWaltham

Reported raises · per SEC filings

Form D private placements

$15M disclosed across 1 round · 2024

▶$15MraisedJul 2024 · 2 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Helge ZielerDirector, Executive Officer
  • J. Todd MitchellDirector
  • Matthew ReberDirector
  • Wes KaupinenDirector
  • Matthew KorenbergDirector
Offering amount
$23M
Amount sold
$15M
First sale
Jun 2024
Incorporated
Corporation, Delaware, 2023
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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

Competitors · 2

by search overlap
Bioworld51 shared keywordsBioWorld is a suite of daily news and data services covering therapeutics, medical technology, biopharma business transactions, and drug R&D, serving biopharmaceutical and medtech industry professionals. Owned by Clarivate, it publishes products including BioWorld, BioWorld Science, and BioWorld Asia with reporting from writers stationed globally.
IQVIA37 shared keywordsIQVIA is a healthcare data and technology company that supports life sciences organizations in research, clinical development, and commercialization of medicines and medical solutions.

Companies competing with Primrose Bio for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Primrose Bio | 1315 Capital1315capital.com · Sep 2025Primrose Bio Announces Investment from 1315 Capital to Advance Manufacturing Solutions for Next-Generation Therapeutics - Primrose Bio, Inc.primrosebio.com · Jun 2024

Frequently asked questions

What does Primrose Bio do?
Primrose Bio develops high-efficiency production systems for innovative and complex biologics, using advanced protein expression and enzyme engineering technologies deployed across commercially proven platforms. The company serves pharmaceutical developers and contract manufacturers in the biopharmaceutical industry.
Who are Primrose Bio's investors?
Primrose Bio's investors include 1315 Capital, Agent Capital.
How much funding has Primrose Bio raised?
Primrose Bio has disclosed $15M raised across 1 round.
Where is Primrose Bio headquartered?
Primrose Bio is headquartered in San Diego, US.