Decarbonization Partners, a joint venture by BlackRock and Temasek, focuses on investing in late-stage venture and early-growth private companies that accelerate decarbonization across global industries and economies. Their dual-purpose strategy aims to generate attractive long-term financial returns while driving measurable decarbonization outcomes through investments in proven, scalable technologies.
64% of their portfolio is in Climate & Energy. Average disclosed round size is $237.0M (across 10 rounds with reported amounts).
Portfolio
14
Fund Size
$1.4B
Top Stage
Series C
Last 12 Mo
3
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
14 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 EPG | Series B | — | Mar 2026 |
| EPG | Series B | $100M | Mar 2026 |
 osapiens | Series C | $100M | Jan 2026 |
 Orennia Inc. | Series C | — | Jan 2025 |
 ConnectDER | Series D | $35M | Dec 2024 |
 Monolith Materials, Inc. | Unknown | — | Sep 2024 |
| NNeustark | Growth | $69M | Jun 2024 |
 Antora Energy | Series B | $150M | Feb 2024 |
 Ascend Elements | Series D | $542M | Sep 2023 |
 Group14 Technologies | Series C | $614M | Dec 2022 |
 Carbon Direct | Series C | $60M | Aug 2022 |
 Monolith | Growth | $300M | Jul 2022 |
| Group14 Technologies | Series C | $400M | May 2022 |
 MycoWorks | Unknown | — | Apr 2022 |
Top Co-Investors
bp ventures2 shared
Moore Strategic Ventures2 shared
Porsche AG2 shared
Riverstone Holdings2 shared
Vsquared Ventures2 shared
TPG Rise Climate2 shared
Emerson Collective1 shared
GS Futures1 shared
the Nature Conservancy1 shared
First Trust Capital Partners1 shared
Lowercarbon Capital1 shared
Breakthrough Energy Ventures1 shared
Grok Ventures1 shared
Temasek Holdings1 shared
Qatar Investment Authority1 shared
Fifth Wall1 shared
Hitachi Ventures1 shared
Mirae Asset1 shared
Alumni Ventures Group1 shared
Last updated: 15 April 2026