
AiiM Partners is an early-growth venture capital firm that backs technology companies making industries more resource-efficient across digital infrastructure, energy transition, alternative materials, and agriculture & food systems. The firm leads rounds, takes board seats, and targets a $17 trillion market opportunity across four key sectors responsible for 84% of global emissions.
31% of their portfolio is in Climate & Energy. They made 1 investment in the last 12 months. Average disclosed round size is $72.9M (across 14 rounds with reported amounts).
Portfolio
13
Fund Size
—
Top Stage
Series B
Last 12 Mo
1
Team
LeAnn Aharonian
CFO
MC
Max Clegg
Investor
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
16 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Seed | $2.2M | Sep 2025 | |
| Series E | $30M | Jun 2023 | |
| Series A | $12M | Apr 2022 | |
| Series B | $226M | Jun 2021 | |
| Series A | $40M | Apr 2021 | |
| Unknown | $60M | Mar 2021 | |
| Series B | $226M | Jan 2021 | |
| Series D | $60M | Jan 2021 | |
| Series B | $19.1M | Mar 2020 | |
| Series A | $19.1M | Jan 2020 | |
| Pre-Seed | — | Mar 2019 | |
| Unknown | — | — | |
| Series B | $85M | — | |
| Series B | $226M | — | |
| SSupplyshift Net | Debt | $10M | — |
| Seed | $5.3M | — |
Top Co-Investors
Viking Global Investors7 shared
Breakthrough Energy Ventures4 shared
Senator Investment Group3 shared
CPT Capital3 shared
Louis Dreyfus Company3 shared
General Atlantic3 shared
Wittington Ventures3 shared
S2G Ventures2 shared
Hatch2 shared
Future Positive Capital2 shared
Ecosystem Integrity Fund2 shared
ID8 Investments2 shared
Radicle Impact2 shared
Trousdale Ventures2 shared
FootPrint Coalition2 shared
Viking Global2 shared
Ginkgo Bioworks2 shared
Union Square Ventures1 shared
Grantham Foundation1 shared
Last updated: 7 October 2026