Skip to main content
Caplight Logo









E8

E8

Seattle, Washingtone8angels.com

Overview

E8 is a non-profit membership organization of private accredited impact investors focused on early-stage cleantech companies in the United States and Canada.

Year Founded

2006

Portfolio Companies

42

Investments

E8 investments
CompanyDateStageLead
AlgaFilm TechnologiesSep 2026SeedCo-investor
Ateios SystemsMar 2026Series ACo-investor
Imperium TechnologiesMar 2026AngelCo-investor
DerapiFeb 2026SeedCo-investor
Emerald Battery LabsJan 2026Pre SeedCo-investor
Book a demo to see all 42 portfolio companies

For institutional investors. Book with your work email.

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

Premium
SeedSeries ASeries BGrowth

Portfolio analytics

Caplight clients see full sector, stage and valuation breakdowns for this investor.

Book a demo to see full analytics

For institutional investors. Book with your work email.

Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

Book a demo to see full analytics

For institutional investors. Book with your work email.

FAQ

Where is E8 based?

E8 is headquartered in Seattle, Washington, United States.

When was E8 founded?

E8 was founded in 2006.

How many portfolio companies does E8 have?

E8 has 42 portfolio companies in Caplight's dataset.

What are some companies in E8's portfolio?

Recent investments visible on Caplight include AlgaFilm Technologies, Ateios Systems, Imperium Technologies, Derapi, Emerald Battery Labs.

What was E8's most recent investment?

E8's most recent investment on Caplight was in AlgaFilm Technologies in 2026.

What sectors does E8 focus on?

E8 focuses on Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Mobility, Transportation & Logistics, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Energy & Sustainability, Enterprise Software, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Consumer & Commerce, Frontier & Industrial Tech, Frontier & Industrial Tech, Energy & Sustainability, AI, Data & Cloud Infrastructure, Frontier & Industrial Tech, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Energy & Sustainability, Mobility, Transportation & Logistics, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Real Estate & PropTech, Enterprise Software, Frontier & Industrial Tech, Mobility, Transportation & Logistics, Real Estate & PropTech, Energy & Sustainability, Enterprise Software, Energy & Sustainability, Mobility, Transportation & Logistics, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Energy & Sustainability, Real Estate & PropTech, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech, Enterprise Software, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Frontier & Industrial Tech, Consumer & Commerce, Frontier & Industrial Tech, Energy & Sustainability, Frontier & Industrial Tech, Frontier & Industrial Tech, Enterprise Software, Frontier & Industrial Tech, Frontier & Industrial Tech, Frontier & Industrial Tech.

What company stages does E8 focus on?

E8 typically invests at the Early stage.

Firmographic Details

HeadquartersSeattle, Washington
Year Founded2006

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Book a demo

For institutional investors. Book with your work email.

See something wrong or outdated?