Fundraising Fox

Rejoule

2 known investors

rejouleenergy.com

ReJoule develops battery diagnostic and testing solutions based on electrochemical impedance spectroscopy, a non-invasive method that works across battery chemistries, form factors, and voltages. Its technology serves automakers, battery repurposers, and energy storage operators for end-of-line quality control, remanufacturing, and qualifying batteries for second-life use.

Circular EconomyCleantechEnergyin /rejoule@ReJoule1

Investors · 2

Non-dilutive funding · 2 SBIR/STTR awards

Federal grants — no equity taken
AgencyPhaseYearAmount
National Science FoundationPhase II2020$1M
National Science FoundationPhase I2019$225K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

Frequently asked questions

What does Rejoule do?
ReJoule develops battery diagnostic and testing solutions based on electrochemical impedance spectroscopy, a non-invasive method that works across battery chemistries, form factors, and voltages. Its technology serves automakers, battery repurposers, and energy storage operators for end-of-line quality control, remanufacturing, and qualifying batteries for second-life use.
Who are Rejoule's investors?
Rejoule's investors include LG Technology Ventures, OPAMP CAPITAL.