MCJ

Venture capital firm that backs early-stage climate resilience and energy transition companies, writing pre-seed to Series A checks.

Venture capitalBoston, United States
MCJ logo
Deals
2
VP50 company
1
First deal
2024
Latest deal
Oct 2025

Portfolio

Companies MCJ backed, newest deal first
CompanyVP50RoundsLatest
Crusoe#10In Series EOct 2025
Base Power—In Series A2024