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PeptiStar

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CDMO for peptide and oligonucleotide API manufacturing

Settsu, JapanFounded 2017Biotech & Life Sciences
Valuation $500M–1B Last recorded · 2024
Total funding $100–500M Disclosed equity funding
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About PeptiStar

PeptiStar Inc. is a contract development and manufacturing organization (CDMO) specializing in peptide and oligonucleotide Active Pharmaceutical Ingredients (APIs). Founded on September 1, 2017, the company was established as a joint venture by PeptiDream Inc., Shionogi & Co., Ltd., and Sekisui Chemical Co., Ltd. Located in Settsu, Osaka, Japan, PeptiStar's President and CEO is Shinichiro Fujiie. Mr. Fujiie, a graduate of Kyushu University, began his career at Shionogi & Co., Ltd. in 2000, where he gained experience in pharmaceutical ingredient manufacturing, cost reduction through international suppliers, and new product launches before joining PeptiStar.

The company's business model centers on providing comprehensive, value-added contract services for the pharmaceutical industry, from research and development through to clinical trials and commercial production. PeptiStar addresses the manufacturing challenges of middle-molecule drugs, such as peptides and nucleic acids, which are often a bottleneck in the development of new treatments. By consolidating advanced technologies from various Japanese companies, PeptiStar aims to improve the efficiency of the drug development supply chain. The firm serves pharmaceutical companies, startups, and academic institutions both domestically and internationally.

PeptiStar offers development and manufacturing for a wide range of products, including complex and special peptide APIs like long-chain and cyclic peptides, as well as oligonucleotide APIs. A key feature of its service is its state-of-the-art facilities, which include some of the largest filter reactors and lyophilizers in Japan, allowing for production from milligram research scale up to several hundred kilograms for commercial supply. The company utilizes innovative manufacturing technologies such as the Microwave Solid-Phase Peptide Synthesis (SPPS) method, Continuous Chromatography Purification, and a specialized lyophilization process to enhance quality, reduce costs, and shorten delivery times.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2017
Headquarters
Settsu, Japan
Open positions
None listed
Dealroom signal
21.0/100
Industry
Health
Sub-industry
BioTechnology
Sector
Biotech & Life Sciences, Biotechnology, Drug Development, Clinical, Biotech and Pharma, Techbio, biomanufacturing, DT and LS, science-based
Business model
Manufacturing
Client focus
b2b
Links
Website

Funding history

7 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VCOther financing Mar 2025 $0 — Shimadzu Future Innovation Fund —
LATE VCOther financing Dec 2024 $2.3M $770M Undisclosed —
Showing the latest 2 of 7 recorded eventsBook a demo for the full funding history →

Growth signals

PeptiStar website traffic

Latest recorded traffic for PeptiStar is 1.9K monthly website visits, up 5.6% over the last three months.

Latest monthly visits1.9K 3-month web change+5.6%
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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

26 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed24 investors entered at this stage

  • AMED
  • INCJ
  • Mizuho Securities Principal Investment
  • Sekisui Chemical
  • Nakamura Choukou
  • Nagase
  • Takenaka
  • Otsuka Chemical
  • Kishida Chemical
  • Watanabe Chemical Industries
  • SMBC Venture Capital
  • Mitsubishi
  • Mizuho Capital
  • PeptiDream
  • Microwave Chemical
  • Nissan Chemical
  • Victory Pharma
  • Chiyoda
  • Hamari Chemicals
  • Peptiteam
  • Yokogawa Electric
  • Daicel
  • Kobelco Eco-Solutions
  • YMC

Series B and later2 investors entered at this stage

  • Sumitomo Chemical
  • Shimadzu Future Innovation Fund
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Potential founders Hidden — book a demo likely future founders
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Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇯🇵 Japan · Settsu HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about PeptiStar on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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