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Florrent

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Somerville, United StatesFounded 2020Energy
Valuation $50–100M Last recorded · 2025
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Florrent and the history behind them.

About Florrent

Florrent is a Massachusetts-based startup focused on developing high-energy density ultracapacitors using hemp biomass. The company is minority-owned and collaborates with BIPOC (Black, Indigenous, and People of Color) farmers who grow hemp using regenerative farming practices. This approach not only supports sustainable agriculture but also promotes social equity.

Florrent operates in the renewable energy market, specifically targeting the energy storage sector. The company's core product is an advanced ultracapacitor, which is a device that stores and releases energy quickly. Unlike traditional batteries, ultracapacitors can charge and discharge rapidly, making them ideal for applications requiring quick bursts of energy.

The company's main innovation lies in its unique ultracapacitor active material, which is a pure carbon electrode derived from hemp. This material significantly enhances the energy density of their symmetric EDL (Electric Double Layer) Capacitors, outperforming standard ultracapacitors. Higher energy density means these devices can store more energy in a smaller space, making them more efficient and versatile.

Florrent's business model revolves around the production and sale of these high-performance ultracapacitors. Their clients include industries and businesses that require efficient energy storage solutions, such as renewable energy companies, electric vehicle manufacturers, and grid storage providers. By offering a superior product, Florrent aims to capture a significant share of the growing energy storage market.

Revenue is generated through the direct sale of ultracapacitors to these clients. Additionally, Florrent may engage in partnerships and collaborations to further innovate and expand its market reach. The company emphasizes a culture of mutual respect, trust, and open communication, fostering a collaborative environment that drives continuous learning and innovation.

In summary, Florrent is a forward-thinking company at the intersection of renewable energy and social equity, leveraging innovative technology to create high-performance energy storage solutions.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2020
Headquarters
Somerville, United States
Employees
21
Open positions
2
Dealroom signal
80.0/100
Industry
Energy
Sector
Energy, Cannabis, Climate Tech, Bioeconomy
Business model
Manufacturing
Client focus
b2b

Funding history

5 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SEED✓Equity / VC Sep 2025 $9.5M $38M The Sky Foundation · MassVentures · Maroon Venture Partners Fund · Raven Indigenous Capital Partners ↗
LATE VCEquity / VC Aug 2024 $5.2M $21M Undisclosed ↗
Showing the latest 2 of 5 recorded eventsBook a demo for the full funding history →

Growth signals

Florrent website traffic

Latest recorded traffic for Florrent is 370 monthly website visits, down 92.7% over the last three months. Florrent's team grew 16.7% over the past year.

Latest monthly visits370 3-month web change-92.7% 1-year team growth+16.7%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

9 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed8 investors entered at this stage

  • Greentown Labs
  • MassVentures
  • Boston Impact Initiative
  • Tale Ventures Partners
  • AIN Ventures
  • The Sky Foundation
  • Maroon Venture Partners Fund
  • Raven Indigenous Capital Partners

Other known investors1 additional known investor

  • North Shore InnoVentures
Team profiled 6 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
1 countries with
team presence
🇺🇸 United States100%
1 country shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Florrent on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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