florrent logo — keeping the lights on during the clean energy transition.

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florrent

keeping the lights on during the clean energy transition. through power we empower.

Founded 2020 United States Boston, United States 17 employees Series Unknown Total: $17.20M Energy, Energy Storage

General Information

Company Name florrent
Founded Year 2020
Location United States Boston, United States +2
Employees 17
Industries Energy, Energy Storage
Funding Stage Series Unknown
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About florrent

florrent, founded in 2020, is a minority-led startup located in Massachusetts, United States, focusing on the Energy and Energy Storage industries. Their innovative approach in developing high energy density supercapacitors is designed to enhance power quality and reliability across commercial, industrial, and grid applications. This technology offers an economical advantage with lower initial and total ownership costs compared to traditional lead-acid and lithium-ion batteries.

The company's operations are deeply integrated with an environmentally sustainable strategy, valorizing agricultural waste streams and fostering economic inclusivity for underrepresented communities in their supply chain. Their mission, encapsulated in the slogan "keeping the lights on during the clean energy transition. through power we empower," aligns with global shifts toward sustainability.

In their recent financial milestone, florrent secured a $9.50M venture round investment in August 2025, underscoring their growth potential and investor confidence in their technology.

Taxonomy: high energy density supercapacitors, power quality, energy storage, commercial and industrial sectors, grid sectors, agricultural waste streams, decarbonization, electrification, buildings, biomass, grid modernization, underrepresented communities, bio-based materials

Services & Products

Supercapacitor Development
Power Quality Enhancement
Hybrid Energy Storage Solutions
Grid Modernization Support
Renewable Energy Firming

Target Customers

Data Centers Grid Operators Renewable Energy Companies Manufacturing Businesses Electrical Infrastructure Providers

Funding Rounds & Investors (6)

View All
Funding Stage Amount Investors Lead Investors Date
Venture Round •••••• - 01 Aug 2025
Venture Round •••••• - 06 Aug 2024
Pre Seed Round •••••• 6
Investor Investor Investor Investor Investor
•••• ••••
07 Sep 2023
Funding Round •••••• 1 •••• •••• 21 Jul 2023
Grant •••••• 2
Investor
•••• ••••
21 Feb 2023

View All 6 Funding Rounds

florrent Alternatives & Competitors

florrent vs
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florrent vs
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FAQ About florrent

keeping the lights on during the clean energy transition. through power we empower.
florrent was founded in 2020.
florrent is headquartered in Boston, United States.
florrent operates in the following industries: Energy, Energy Storage.
florrent has approximately 17 employees.
florrent has completed 6 funding rounds, raising a total of $17.20M. The latest funding stage is Series Unknown.
florrent offers: Supercapacitor Development, Power Quality Enhancement, Hybrid Energy Storage Solutions, Grid Modernization Support, Renewable Energy Firming.
Top alternatives and competitors to florrent include Novac, Levistor, VoltSmart, Carbon-Ion Energy, Inc., Innocell. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
florrent and Novac are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

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