Full profile interview
9 Jul 2025

florrent: supercapacitors using carbon
florrent is a Massachusetts-based company specialized in developing ultracapacitor solutions for critical electrical and grid systems using US-sourced biomass. IDTechEx spoke to Jose LaSalle, the CEO of florrent, and the profile is based on the interview in May 2025.
Included are:
Background
6 Mar 2023

Florrent
IDTechEx attended the launch of a new accelerator called ACCEL (Advancing Climatetech and Clean Energy Leaders) in February 2023. This is organized by Greentown Labs and Browning the Green Space (BGS). They reported over 120 applicants and ended up with six participating start-ups. All of the start-ups are BIPOC-led.
These start-ups are mostly operating around technology readiness level (TRL) 4. The six start-ups are Active Surfaces, DrinKicks, EarthBond, Florrent, Frakktal, and SpadXTech.