Reservoir
Reservoir makes and installs predictive all-electric water heaters designed to serve homeowners and respond to energy needs.
$8MSeed
ParticipantM
MCJ
Activity from announced rounds
Activity in this selectionAug 31, 2026 · Aug 1, 2026
MCJ invests in the energy and industrial transition, including technology that helps businesses adapt to climate change.
Investment focus
The firm backs companies working on cleaner and more resilient energy and industrial systems. Its published investment writing spans both physical technologies and software.
Activity recorded by RoundOS
Recorded examples include DG Matrix’s power infrastructure, Light’s retail-energy platform and Reservoir’s electric water heaters. These transactions show several approaches to changing energy systems, from data-center power conversion to household equipment and electricity services.
Sources
- Rounds participated in
- 1
- Confirmed lead rounds
- 0 All roles disclosed
- New companies
- 1 First participation on record · 0 follow-on
- Funding in participating rounds
- $8M 1 disclosed · full round size, not this investor’s share