MKB (MacKinnon, Bennett & Company) is a Montreal-based private investment firm focused on growth-stage companies leading the energy transition across North America. The firm invests in clean energy, mobility, the built environment, and industrial efficiency.
40% of their portfolio is in Climate & Energy. Their most common stage is series-b (60% of deals). Average disclosed round size is $26.5M (across 4 rounds with reported amounts).
Portfolio
5
Fund Size
$145M
Top Stage
Series B
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
5 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Circuit | Series B | $17M | Feb 2025 |
| CCircuit | Series B | $17M | Jan 2025 |
 Raptor Maps | Series C | $35M | Dec 2024 |
 Bluon | Series B | $37M | Jan 2022 |
| XXNRGY | Bridge | — | — |
Top Co-Investors
Tribeca Venture Partners2 shared
Impact Engine2 shared
Maverix Private Equity1 shared
Blue Heron Capital1 shared
Buoyant Ventures1 shared
Y Combinator1 shared
Blue Earth Capital1 shared
Congruent Ventures1 shared
Gaingels1 shared
Ecosystem Integrity Fund1 shared
Decarbonization Partners1 shared
Prologis1 shared
Groundswell Ventures1 shared
Last updated: 14 September 2026