Since 2006, E8 members have invested in diverse and promising early-stage cleantech companies from

all across North America.

 

Click on a company logo for more information.

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What We Fund
See Portfolio by Sector
e-ZN
e-ZN

Long duration energy storage for wind and solar using low-cost and abundant zinc.

Rebound Technologies
Rebound Technologies

Reshaping how the world produces cooling.

SparkMeter
SparkMeter

Making access to electricity possible in underserved & hard-to-reach markets.

Cerahelix
Cerahelix

Ceramic filtration at the molecular level.

Autonomous Tractor
Autonomous Tractor

Electrifying off-road industrial vehicles to better feed the world.

Nori
Nori

A blockchain-based marketplace for removing carbon from the atmosphere.

Tidal Vision
Tidal Vision

A zero-waste producer of chitosan, a biopolymer with numerous commercial applications.

Tessolar
Tessolar

PV mounting/racking hardware engineered for high-throughput solar installations.

Ecellix
Ecellix

Reimagining the future of batteries.

OnSwitch
OnSwitch

A New, Easier Way to Buy Solar for Commercial Buildings.

Idle Smart
Idle Smart

An automated engine start stop solution that reduces fuel consumption in trucking fleets.

Membrion
Membrion

Ultra-low cost, high performance ion exchange membranes for water purity & energy storage.

Lilac Solutions
Lilac Solutions

Environmentally-conscious lithium extraction technology and services.

Bright
Bright

Rooftop solar subscriptions for the developing world.

PVComplete
PVComplete

Enables seamless solar design, models, and sales from concept to construction.

Solstice
Solstice

Deploying community solar to give access to renewable energy for all.

Arcimoto
Arcimoto

First fun all-electric 3-wheeled utility vehicle.

Sealed
Sealed

Guarantees residential energy savings from installed efficiency improvements.

CleanFiber
CleanFiber

"The purest, cleanest, best-performing cellulose insulation available."

Impact Bioenergy
Impact Bioenergy

Safe, reliable, intelligent, and connected solar energy storage for renewable energy.

Iteros
Iteros

Safe, reliable, intelligent, and connected solar energy storage for renewable energy.

StormSensor
StormSensor

Stormwater management to "take the expense, fear, and frustration" out of compliance.

Green Canopy
Green Canopy

A deep green homebuilder on a mission to regenerate communities & environments.

Teadora
Teadora

Luxurious, natural care products from Amazon rainforest superfruits.

Adara Power
Adara Power

Safe, reliable, intelligent, and connected solar energy storage for renewable energy.

Vartega
Vartega

A recycler of advanced carbon fiber for key industries, diverting from landfills.

Resource Fiber
Resource Fiber

Rapidly renewable bamboo fiber for industry.

Level 10 Energy
Level 10 Energy

Transforms the procurement process of utility-scale energy generation and storage.

C•Power
C•Power

Clean Renewable Energy from Ocean Waves.

OndaVia
OndaVia

Portable, laboratory-grade chemical testing for a wide range of contaminants.