Rice Investment Group (RIG) is a multi-strategy investment fund backed by the Rice family that invests across all verticals of the energy sector, including oil, upstream, midstream, and energy transition. The Rice brothers previously founded Rice Energy, an Appalachian Basin natural gas producer.
47% of their portfolio is in Climate & Energy. Their most common stage is series-a (40% of deals). Average disclosed round size is $37.2M (across 14 rounds with reported amounts).
Portfolio
10
Fund Size
$200M
Top Stage
Series A
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
15 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| MMontana Technologies | Series A | $10M | Feb 2024 |
 Talus Renewables | Series A | $22M | Nov 2023 |
 PERSEFONI AI INC. | Series C | $50M | Aug 2023 |
| PPersefoni | Series C | $50M | Aug 2023 |
| TTalusAg | Series A | $22M | Jan 2023 |
 LandGate | Series B | $10M | May 2022 |
| PPersefoni | Seed | $101M | Oct 2021 |
 Cold Bore Technology | Series C | $14M | Jul 2021 |
| PERSEFONI AI INC. | Series A | $9.7M | Apr 2021 |
| PPersefoni | Series A | $9.7M | Apr 2021 |
 Umbrage | Seed | $2M | Mar 2021 |
| PERSEFONI AI INC. | Seed | $3.5M | Aug 2020 |
| LandGate | Series A | — | — |
 Trinity Gas Storage | Unknown | $189M | — |
 Iora Health | Series C | $28M | — |
Top Co-Investors
Alumni Ventures5 shared
Prelude Ventures3 shared
Parkway Venture Capital3 shared
Bain & Co.3 shared
Clearvision Ventures3 shared
Carnrite Ventures3 shared
DOUG Ventures3 shared
ENEOS Innovation Partners2 shared
Material Impact2 shared
Cavallo Ventures2 shared
Xora2 shared
NGP ETP2 shared
TPG Rise2 shared
Innovation Endeavors1 shared
RRE Ventures1 shared
Canadian Business Growth Fund1 shared
bp ventures1 shared
EDF Pulse Ventures1 shared
Barclays1 shared
Last updated: 20 October 2026