Diamond Edge Ventures
San Francisco, California, United StatesFounded 2018
HealthcareFood & AgricultureClimate & EnergyManufacturingHardware & SemiconductorsMobility & Transportation
Diamond Edge Ventures is the corporate venture capital arm of Mitsubishi Chemical Group (MCG), established in July 2018 and based in San Francisco, CA. It invests in and partners with high-potential startups to co-develop and commercialize technologies that transform MCG's core markets, including advanced materials, healthcare, green materials, electronics, and mobility.
43% of their portfolio is in Manufacturing. Deal activity decreased year-over-year (1 deals in the last 12 months vs 2 prior). Average disclosed round size is $21.2M (across 6 rounds with reported amounts).
Portfolio
6
Fund Size
$200M
Top Stage
Unknown
Last 12 Mo
1
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
7 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Boston Materials | Unknown | — | Dec 2025 |
| Boston Materials | Series A | $13.5M | Nov 2024 |
| BBoston Materials | Unknown | $13.5M | Nov 2024 |
| LLingrove | Series B | $10M | Dec 2023 |
 Prime Roots | Series B | $30M | May 2023 |
| DDigiLens | Series D | $50M | Jan 2021 |
 Vartega | Unknown | $10M | — |
Top Co-Investors
AccelR82 shared
Woori Venture Partners2 shared
Monde Nissin1 shared
The House Fund1 shared
Panacea Venture1 shared
Alumni Ventures1 shared
Top Tier Capital Partners1 shared
Hyphen Capital1 shared
Solasta Ventures1 shared
Meach Cove Capital1 shared
Gaingels1 shared
True Ventures1 shared
Prosus Ventures1 shared
SV Angel1 shared
Susa Ventures1 shared
Cavallo Ventures1 shared
SOSV1 shared
Jungle Ventures1 shared
Lewis & Clark AgriFood1 shared
Techstars1 shared
Last updated: 8 September 2026