Letara Overview

  • Year Founded
  • 2020

Year Founded

  • Status
  • Private

  • Employees
  • 52

Employees

  • Latest Deal Type
  • Later Stage VC

  • Latest Deal Amount
  • $16.2M

  • Investors
  • 34

Letara General Information

Description

Developer of aerospace propulsion technology designed to revolutionize space access through safe, thrust-hybrid rocket systems using plastic fuel. The company offers proprietary hybrid propulsion systems featuring plastic-based fuel and advanced ignition and thrust-control technologies, enabling customers to achieve safer, more efficient, and cost-effective space launches with rapid deployment capabilities.

Contact Information

Website
www.letaranext.com
Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • 10 Chome-2-10 Hassamu 9-Jo, Hassamukujo
  • Nishi-ku
  • Sapporo, Hokkaido 063-0829
  • Japan
Primary Industry
Aerospace and Defense
Vertical(s)
Space Technology
Corporate Office
  • 10 Chome-2-10 Hassamu 9-Jo, Hassamukujo
  • Nishi-ku
  • Sapporo, Hokkaido 063-0829
  • Japan

Letara Timeline

2023202420252026
Financing RoundCaptured Employee CountEstimated Employee Growth

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Letara Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
19. Later Stage VC 20-Aug-2026 $16.2M Completed Generating Revenue
18. Seed Round 06-Jun-2025 Completed Generating Revenue
17. Accelerator/Incubator 13-Mar-2025 Completed Generating Revenue
16. Accelerator/Incubator 09-Dec-2024 Completed Generating Revenue
15. Accelerator/Incubator Completed Generating Revenue
14. Accelerator/Incubator Completed Generating Revenue
13. Seed Round 26-Jul-2024 Completed Generating Revenue
12. Accelerator/Incubator 06-Nov-2023 Completed Generating Revenue
11. Grant 14-Sep-2023 $1.6M $910K Completed Generating Revenue
10. Accelerator/Incubator 09-Aug-2023 $910K Completed Generating Revenue
To view Letara’s complete valuation and funding history, request access »

Letara Cap Table

Stock # of Shares
Authorized		 Par Value Dividend Rate (%) Original
Issue Price		 Liquidation Liquidation
Pref. Multiple		 Conversion Price % Owned
A3 Class Preferred
Class A2 preferred
Class A preferred 25,940 $0.23 $0.23 1x $0.23 28.83%
To view Letara’s complete cap table history, request access »

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Letara Patents

  • 6

    Total Documents Applications and Grants

  • Total Patents Families

  • 1

    Granted

  • 5

    Pending

  • Expiring in next 12 mo

Letara Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
JP-2026126079-A A tank for storing oxidizer or liquid fuel in a rocket engine. Pending 23-Jan-2025
JP-2026019003-A Ignition device for hybrid rocket and hybrid rocket Pending 25-Jul-2024
WO-2026023664-A1 Ignition device for hybrid rocket, and hybrid rocket Pending 25-Jul-2024
US-D1107629-S1 Cooling device for a rocket engine nozzle Active 19-Jan-2024
JP-2025111239-A Cooling device for nozzle of rocket engine and regeneration cooling system for hybrid rocket engine Pending 17-Jan-2024 F02K9/972
To view Letara’s complete patent history, request access »

Letara Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

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Letara Investors (34)

Investor Name Investor Type Holding Investor Since Participating Rounds
Gogin Capital PE/Buyout Minority
Headline Venture Capital Minority
JIC Venture Growth Investments Venture Capital Minority
Mint (Japan) Venture Capital Minority
Mitsui Sumitomo Kaijo Capital Corporate Venture Capital Minority
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Letara FAQs

  • When was Letara founded?

    Letara was founded in 2020.

  • Where is Letara headquartered?

    Letara is headquartered in Sapporo, Japan.

  • What is the size of Letara?

    Letara has 52 total employees.

  • What industry is Letara in?

    Letara’s primary industry is Aerospace and Defense.

  • Is Letara a private or public company?

    Letara is a Private company.

  • What is Letara’s current revenue?

    The current revenue for Letara is .

  • How much funding has Letara raised over time?

    Letara has raised $31.3M.

  • Who are Letara’s investors?

    Gogin Capital, Headline, JIC Venture Growth Investments, Mint (Japan), and Mitsui Sumitomo Kaijo Capital are 5 of 34 investors who have invested in Letara.

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