E8 Angels

E8 Angels is an angel investment network based in Seattle, Washington, founded in 2006. It focuses exclusively on early-stage clean technology companies, aiming to enhance sustainability and health for the planet. With a commitment to fostering a prosperous and sustainable future, E8 Angels provides capital and guidance to promising cleantech entrepreneurs across North America. The organization, originally known as Northwest Energy Angels and rebranded as Element 8 in 2014, has become a leading funder in the cleantech sector. To date, its members have invested nearly $14 million in 43 companies operating in various regions, including Washington, Oregon, California, Colorado, Maryland, Washington, D.C., and British Columbia. E8 Angels emphasizes investments in the renewable energy, transportation, agriculture, and water sectors, supporting innovations that contribute to a cleaner and healthier world.

Lars Johansson

Partner

Karin Kidder

Executive Director

Karin Kidder

Executive Director

27 past transactions

Terra.do

Seed Round in 2022
Terra.do Inc. is an online climate school that provides education on climate change and related fields. Founded in 2020 and headquartered in Bengaluru, India, with an additional office in Stanford, California, the platform collaborates with experts to give learners a comprehensive understanding of the climate landscape. Its online programs cover a wide range of topics, including climate science, global change impacts, environmental finance, and policy. Terra.do enables participants to engage in climate projects, allowing them to apply their skills and transition into climate-focused careers.

Recurrent

Venture Round in 2022
Recurrent Motors, Inc. specializes in analyzing electric vehicle (EV) batteries and providing detailed reports that assist car dealers and private buyers in purchasing used electric cars. Founded in 2020 and based in Seattle, Washington, the company offers tools that assess battery health, life expectancy, and current maximum range of EVs, addressing the complexities involved in understanding these factors as vehicles age. By delivering non-invasive tests and leveraging a national database of vehicle data and history, Recurrent enables informed decision-making for both dealers and consumers. Additionally, the company provides personalized monthly battery analyses for EV owners, enhancing their understanding of their vehicles' performance over time.

INOVUES

Venture Round in 2021
INOVUES is an award-winning window technology company focused on building upgrades and energy efficiency retrofits. We design, fabricate, and install non-intrusive glazing retrofit systems, Glazing Shields™, that enable the facades and windows of existing buildings to be upgraded and incorporate the latest energy-efficient or smart window glass technologies without removing, replacing, drilling, or altering any existing components.

Edgehog

Seed Round in 2021
Edgehog specializes in anti-reflection technology aimed at improving the viewing experience of electronic displays. The company has developed a scalable method for fabricating bio-inspired nanostructures directly onto the native glass or plastic surfaces of displays. This innovative approach achieves uniform anti-reflectivity across the visible spectrum, significantly reducing glare in various environments. By implementing this technology, Edgehog enhances the usability of devices such as smartphones and watches, allowing users to see displays clearly even in bright outdoor sunlight. Additionally, their solution decreases the display's brightness while preserving high contrast and extending battery life, thereby providing a more efficient viewing experience.

Edgehog

Seed Round in 2021
Edgehog specializes in anti-reflection technology aimed at improving the viewing experience of electronic displays. The company has developed a scalable method for fabricating bio-inspired nanostructures directly onto the native glass or plastic surfaces of displays. This innovative approach achieves uniform anti-reflectivity across the visible spectrum, significantly reducing glare in various environments. By implementing this technology, Edgehog enhances the usability of devices such as smartphones and watches, allowing users to see displays clearly even in bright outdoor sunlight. Additionally, their solution decreases the display's brightness while preserving high contrast and extending battery life, thereby providing a more efficient viewing experience.

LevelTen Energy

Series B in 2019
LevelTen Energy, Inc. operates a renewable energy transaction marketplace that links corporate and industrial power buyers with power purchase agreements (PPAs) from utility-scale wind, solar, and storage projects. Founded in 2016 and based in Seattle, Washington, the company provides a technology-driven platform that enables a diverse range of customers to access renewable energy solutions. By aggregating buyers and sellers, LevelTen allows smaller corporate and industrial customers to engage with the same projects and terms typically available to larger energy purchasers. This innovative approach simplifies the procurement process, helping customers achieve their sustainability goals while stabilizing energy costs and eliminating the complexities of traditional request for proposal (RFP) processes.

APANA

Series B in 2019
APANA Inc. specializes in water management through its cloud-based analytics platform designed to address water waste in commercial and industrial sectors. The company offers various solutions, including APANA CLEARVAST for larger operations, APANA ONE for smaller sites, and APANA CT specifically for cooling towers. Its platform enables users to scan their environments, analyze data, and identify waste events, providing real-time alerts to frontline staff for prompt resolution. By helping businesses understand their water usage and compliance risks, APANA's technology supports operational sustainability and cost savings. Founded in 2010 and based in Bellingham, Washington, the company was previously known as Kirkland Analytics, Inc. before rebranding in 2015.

Membrion

Seed Round in 2018
Membrion, Inc. is a company based in Seattle, Washington, that specializes in the manufacture and commercialization of advanced membranes for filtering molecules. Founded in 2016 as a spin-out from the University of Washington, Membrion's technology is designed to operate under various challenging conditions, including extreme temperatures and pH levels, as well as in vacuum and biologically sensitive environments. The membranes are primarily utilized in applications such as flow batteries, water purification systems, fuel cells, and pharmaceuticals. The company has received financial support from numerous organizations, including the Murdock Charitable Trust and the National Science Foundation, which has facilitated its transition from research to commercial product. Membrion's innovative approach focuses on providing clients with durable and cost-effective membranes made from silica gel, contributing to improved efficiency in industrial wastewater treatment and other applications.

Vartega

Convertible Note in 2018
Vartega is a technology development company focused on recycling carbon fiber reinforced plastics, specifically through its innovative patent-pending processes. Established in 2014 and located in Golden, Colorado, Vartega aims to provide low-cost carbon fiber for various mass market applications across several industries, including aerospace, automotive, wind energy, and sporting goods. The company produces recycled carbon fiber suitable for use in nonwoven fabrics, thermoplastic pellets, yarns, and 3D printing filaments. By developing alternative recycling technologies and equipment, Vartega seeks to contribute to the sustainability of carbon fiber materials and enhance their accessibility for broader applications.

Membrion

Seed Round in 2018
Membrion, Inc. is a company based in Seattle, Washington, that specializes in the manufacture and commercialization of advanced membranes for filtering molecules. Founded in 2016 as a spin-out from the University of Washington, Membrion's technology is designed to operate under various challenging conditions, including extreme temperatures and pH levels, as well as in vacuum and biologically sensitive environments. The membranes are primarily utilized in applications such as flow batteries, water purification systems, fuel cells, and pharmaceuticals. The company has received financial support from numerous organizations, including the Murdock Charitable Trust and the National Science Foundation, which has facilitated its transition from research to commercial product. Membrion's innovative approach focuses on providing clients with durable and cost-effective membranes made from silica gel, contributing to improved efficiency in industrial wastewater treatment and other applications.

StormSensor

Seed Round in 2018
StormSensor, Inc. is a Seattle-based company that specializes in stormwater management solutions aimed at helping clients monitor and mitigate flooding, sewage overflows, and other stormwater-related issues. Founded in 2015, the company offers Scute sensors that provide real-time tracking of conditions within stormwater systems. Its cloud-based software, Terrapin, enables users to access map and time-series data, correlate real-time weather information, and receive alerts regarding flow events affecting the system. Additionally, StormSensor's solutions automate workflow for inspections and reporting, allowing clients to streamline the monitoring of stormwater quality and maintain compliance amidst evolving regulatory requirements. The technology is compatible with smartphones and tablets, facilitating data visualization and efficient communication among partners.

Beta Hatch

Seed Round in 2018
Beta Hatch grows insect protein for animal feed. Nutrient balanced fertilizer is a sterile by-product of their process. Beta Hatch knows bugs better than anyone- they use their expertise in entomology to grow the most efficient and nutritious insects. They are currently farming mealworms from their urban farm in Seattle. They believe in changing food systems. Their goal is to develop the technology and knowledge that will make insects the next commodity crop.

ConnectDER

Series A in 2018
ConnectDER LLC specializes in designing and manufacturing solutions that facilitate the connection of grid-ready distributed energy resources, particularly solar photovoltaic systems. The company creates a connection point that installs between residential electric meters and meter sockets, enhancing the integration of renewable energy. Additionally, ConnectDER offers a cloud-based platform that allows fleet operators to access metering and operational data, as well as manage the commissioning and decommissioning of ConnectDER units, including firmware updates. Founded in 2011 and based in Philadelphia, Pennsylvania, ConnectDER was previously known as Infinite Invention LLC before rebranding in 2015. The company aims to provide effective solutions to complex challenges in the power and water sectors.

LevelTen Energy

Series A in 2017
LevelTen Energy, Inc. operates a renewable energy transaction marketplace that links corporate and industrial power buyers with power purchase agreements (PPAs) from utility-scale wind, solar, and storage projects. Founded in 2016 and based in Seattle, Washington, the company provides a technology-driven platform that enables a diverse range of customers to access renewable energy solutions. By aggregating buyers and sellers, LevelTen allows smaller corporate and industrial customers to engage with the same projects and terms typically available to larger energy purchasers. This innovative approach simplifies the procurement process, helping customers achieve their sustainability goals while stabilizing energy costs and eliminating the complexities of traditional request for proposal (RFP) processes.

APANA

Series A in 2017
APANA Inc. specializes in water management through its cloud-based analytics platform designed to address water waste in commercial and industrial sectors. The company offers various solutions, including APANA CLEARVAST for larger operations, APANA ONE for smaller sites, and APANA CT specifically for cooling towers. Its platform enables users to scan their environments, analyze data, and identify waste events, providing real-time alerts to frontline staff for prompt resolution. By helping businesses understand their water usage and compliance risks, APANA's technology supports operational sustainability and cost savings. Founded in 2010 and based in Bellingham, Washington, the company was previously known as Kirkland Analytics, Inc. before rebranding in 2015.

LevelTen Energy

Seed Round in 2016
LevelTen Energy, Inc. operates a renewable energy transaction marketplace that links corporate and industrial power buyers with power purchase agreements (PPAs) from utility-scale wind, solar, and storage projects. Founded in 2016 and based in Seattle, Washington, the company provides a technology-driven platform that enables a diverse range of customers to access renewable energy solutions. By aggregating buyers and sellers, LevelTen allows smaller corporate and industrial customers to engage with the same projects and terms typically available to larger energy purchasers. This innovative approach simplifies the procurement process, helping customers achieve their sustainability goals while stabilizing energy costs and eliminating the complexities of traditional request for proposal (RFP) processes.

Axiom Exergy

Venture Round in 2016
Axiom Exergy Inc. is an energy storage company focused on developing innovative refrigeration batteries designed for supermarkets, cold-storage facilities, and food processors. Founded in 2014 and headquartered in Richmond, California, the company provides energy management solutions that include thermal energy storage retrofits and software for monitoring and managing energy use in refrigeration systems. Its products feature an optional integrated backup cooling system, which safeguards food from spoilage during power outages. Axiom Exergy also offers services related to energy management, thermal energy systems engineering, and hardware development, aiming to optimize energy consumption and reduce operational costs for commercial buildings with significant thermal loads.

Electrum

Angel Round in 2016
PickMySolar is an online bidding platform for residential solar buyers. After examining this problem, they concluded that the solar sales process was too difficult for homeowners to navigate and that all of the various finance options were confusing. Max and Chris made it their mission to simplify the process, drive down costs and provide the consumer advocacy necessary for solar to achieve broad market success. Their customers save an average of 20% on their solar projects. Pick My Solar marketplace makes great pricing available to everyone. They only work with the best installers, and our process helps them save money on sales commissions, marketing and lead generation savings they pass on to you. They collect and review 8-12 bids and make true apples-to-apples comparisons when evaluating solar purchasing agreements to ensure that you get the best system at the best price customized to your exact needs. Pick My Solar was founded in 2014 by Max Aram and Chris Blevins. As social entrepreneurs and environmental stewards, Max and Chris are passionate supporters of solar energy. They entered the solar industry with the dream of putting panels on every compatible rooftop in America but quickly determined that customer uncertainty regarding the bidding and purchase process was a major deterrent to industry growth.

ESS

Series A in 2015
Since their founding in 2011, ESS has been focused on laying the groundwork for a future powered by clean and reliable energy. With a team that boasts decades of experience in distributed power generation and energy storage technologies, ESS has developed an extremely cost-effective energy management system that combines a safe, abundant and non-toxic iron electrolyte with their patented flow cell design. This combination of high performance with low cost means that ESS’s technology is ideally suited for applications that range in size from retail energy management to utility-scale renewables integration.

ConnectDER

Convertible Note in 2015
ConnectDER LLC specializes in designing and manufacturing solutions that facilitate the connection of grid-ready distributed energy resources, particularly solar photovoltaic systems. The company creates a connection point that installs between residential electric meters and meter sockets, enhancing the integration of renewable energy. Additionally, ConnectDER offers a cloud-based platform that allows fleet operators to access metering and operational data, as well as manage the commissioning and decommissioning of ConnectDER units, including firmware updates. Founded in 2011 and based in Philadelphia, Pennsylvania, ConnectDER was previously known as Infinite Invention LLC before rebranding in 2015. The company aims to provide effective solutions to complex challenges in the power and water sectors.

OneEnergy, Inc.

Series B in 2014
OneEnergy, Inc., operating as OneEnergy Renewables Inc., is a Seattle-based company focused on developing utility-scale solar energy projects across North America. Established in 2009, it specializes in providing pre-construction development services for large-scale solar photovoltaic projects. The company serves a diverse range of clients, including commercial, institutional, and utility customers. OneEnergy also designs and builds community solar arrays, allowing homeowners, renters, and businesses to participate in local solar initiatives and benefit from credits on their electric bills based on the power generated. With a commitment to advancing clean energy solutions, OneEnergy aims to deliver sophisticated energy procurement services and support the transition to renewable energy sources.

Scope 5

Series A in 2013
We help organizations take control of their sustainability data in so reducing their cost and risks.

EnergySavvy

Series B in 2012
EnergySavvy, Inc. is a cloud software company that specializes in providing utility solutions focused on customer intelligence, engagement, and operational efficiency. Founded in 2008 and based in Seattle, with additional offices in Colorado and Massachusetts, EnergySavvy offers a range of cloud-based platforms and software products designed to enhance home energy management and reduce utility costs. Its key offerings include Program Optix and Online Audit applications, which assist utilities in running energy efficiency programs. The company also provides insights on home energy rebates, tax credits, and financing options, helping customers lower their energy consumption and carbon footprint. Nearly 40 utilities and state programs across the United States utilize EnergySavvy's solutions to improve customer experiences in a digital era. EnergySavvy operates as a subsidiary of Tendril Networks, Inc. since 2019.

Verlitics

Seed Round in 2012
Verlitics is a company based in Portland, Oregon, specializing in energy management through cloud-connected devices and analytics solutions. Founded in 2002, Verlitics offers a monitor that tracks real-time electricity consumption for buildings while also identifying the energy signature of individual devices. This capability allows for detailed analysis of energy usage patterns, operational efficiency, and maintenance needs, enabling users to reduce wasted energy. The company also provides the Verlitics Energy Insight Cloud Service, an analytics engine designed to leverage the captured data for enhanced insights into energy consumption and device status.

Indow

Series A in 2012
Indow Windows provides people with comfort and quiet while helping them achieve financial and environmental harmony. Indow Windows are window inserts that press into place on the inside of existing window frames with no nails, screws, or adhesives. It gives all of the energy-saving benefits of double pane windows but has the bonus feature of reducing the noise coming in from outside by 50% or more. An Indow Window is made of a sheet of acrylic glazing edged with our patented Compression Tube. The simple yet elegant design creates a very low profile when installed so that the product disappears and its own Home's beauty shines through. Indow Windows was founded by CEO, Sam Pardue with the mission of maximizing carbon reductions and customer comfort and savings.

OneEnergy, Inc.

Series A in 2011
OneEnergy, Inc., operating as OneEnergy Renewables Inc., is a Seattle-based company focused on developing utility-scale solar energy projects across North America. Established in 2009, it specializes in providing pre-construction development services for large-scale solar photovoltaic projects. The company serves a diverse range of clients, including commercial, institutional, and utility customers. OneEnergy also designs and builds community solar arrays, allowing homeowners, renters, and businesses to participate in local solar initiatives and benefit from credits on their electric bills based on the power generated. With a commitment to advancing clean energy solutions, OneEnergy aims to deliver sophisticated energy procurement services and support the transition to renewable energy sources.

EnergySavvy

Series A in 2010
EnergySavvy, Inc. is a cloud software company that specializes in providing utility solutions focused on customer intelligence, engagement, and operational efficiency. Founded in 2008 and based in Seattle, with additional offices in Colorado and Massachusetts, EnergySavvy offers a range of cloud-based platforms and software products designed to enhance home energy management and reduce utility costs. Its key offerings include Program Optix and Online Audit applications, which assist utilities in running energy efficiency programs. The company also provides insights on home energy rebates, tax credits, and financing options, helping customers lower their energy consumption and carbon footprint. Nearly 40 utilities and state programs across the United States utilize EnergySavvy's solutions to improve customer experiences in a digital era. EnergySavvy operates as a subsidiary of Tendril Networks, Inc. since 2019.
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