eSep Overview

  • Year Founded
  • 2013

Year Founded

  • Status
  • Private

  • Employees
  • 42

Employees

  • Latest Deal Type
  • Series C

  • Latest Deal Amount
  • $3.68M

  • Investors
  • 21

eSep General Information

Description

Developer of membrane separation technology designed to simplify the process of the chemical and petroleum industry. The company develops inorganic membrane separation technology and provision-related equipment and systems for ceramic separation, enabling clients to reduce energy consumption.

Contact Information

Website
www.esep.kyoto
Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • Annex, Room 320, 7-5-1 Seikadai, Seika-cho
  • Soraku-gun, Keihanna Open Innovation Cente
  • Kyoto, 619-0238
  • Japan
+81
Primary Industry
Industrial Supplies and Parts
Vertical(s)
Oil & Gas
Corporate Office
  • Annex, Room 320, 7-5-1 Seikadai, Seika-cho
  • Soraku-gun, Keihanna Open Innovation Cente
  • Kyoto, 619-0238
  • Japan
+81

eSep Timeline

2023202420252026
Financing RoundCaptured Employee CountEstimated Employee Growth

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eSep Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
9. Later Stage VC (Series C) 05-Nov-2025 $3.68M Completed Generating Revenue
8. Later Stage VC (Series B) 01-Sep-2024 Completed Generating Revenue
7. Later Stage VC 08-Apr-2022 Completed Generating Revenue
6. Later Stage VC 07-Dec-2021 Completed Generating Revenue
5. Later Stage VC 08-Jun-2021 Completed Generating Revenue
4. Later Stage VC 31-Jan-2020 Completed Generating Revenue
3. Later Stage VC 28-Feb-2019 Completed Generating Revenue
2. Early Stage VC 20-Apr-2017 $498K $661K Completed Startup
1. Seed Round 07-Aug-2015 $162K $162K Completed Startup
To view eSep’s complete valuation and funding history, request access »

eSep Cap Table

Stock # of Shares
Authorized		 Par Value Dividend Rate (%) Original
Issue Price		 Liquidation Liquidation
Pref. Multiple		 Conversion Price % Owned
C Preferred
B2 Preferred
Series B
A preferred 352 $4104.95 $4104.95 1x $4104.95 4.46%
Ordinary 550 $656.79 $656.79 1x $656.79 6.97%
To view eSep’s complete cap table history, request access »

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eSep Patents

  • 44

    Total Documents Applications and Grants

  • Total Patents Families

  • 20

    Granted

  • 20

    Pending

  • Expiring in next 12 mo

eSep Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
WO-2026211613-A1 Method for producing alcohol Pending 31-Mar-2025
WO-2026211193-A1 Method for producing separation membrane Pending 31-Mar-2025
WO-2026211194-A1 Separating membrane and membrane reactor Pending 31-Mar-2025
WO-2026211192-A1 Separation membrane and membrane reactor Pending 31-Mar-2025
WO-2026141072-A1 Separation membrane and membrane reactor Pending 27-Dec-2024
To view eSep’s complete patent history, request access »

eSep Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

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eSep Investors (21)

Investor Name Investor Type Holding Investor Since Participating Rounds
Global Brain Venture Capital Minority
Hirac Fund Corporate Venture Capital Minority
Kobe University Capital Venture Capital Minority
Kyoto Capital Partners (Japan) Venture Capital Minority
Kyoto University Innovation Capital Venture Capital Minority
You’re viewing 5 of 21 investors. Get the full list »

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eSep FAQs

  • When was eSep founded?

    eSep was founded in 2013.

  • Where is eSep headquartered?

    eSep is headquartered in Kyoto, Japan.

  • What is the size of eSep?

    eSep has 42 total employees.

  • What industry is eSep in?

    eSep’s primary industry is Industrial Supplies and Parts.

  • Is eSep a private or public company?

    eSep is a Private company.

  • What is the current valuation of eSep?

    The current valuation of eSep is .

  • What is eSep’s current revenue?

    The current revenue for eSep is .

  • How much funding has eSep raised over time?

    eSep has raised $12.4M.

  • Who are eSep’s investors?

    Global Brain, Hirac Fund, Kobe University Capital, Kyoto Capital Partners (Japan), and Kyoto University Innovation Capital are 5 of 21 investors who have invested in eSep.

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