D3 Jubilee Partners

D3 Jubilee, with headquarters in Seoul and San Francisco, focuses on impact investment aimed at fostering entrepreneurial innovation that enhances the lives of low-income families, women, and immigrants while promoting environmental sustainability. The firm specializes in investing in information and communication technology (ICT) start-ups that demonstrate significant socio-environmental value, particularly in low-income regions including Korea, the United States, South America, Africa, and India. By redefining the role of capital, D3 Jubilee seeks to create positive social change and improve living conditions for underserved communities across the globe.

Dukjun Lee

General Partner

Doug Lee

Founder and CEO

Past deals in Recycling

RECO

Series C in 2025
RECO is a waste management platform that combines digital solutions and customized waste hauling services. They provide optimal waste management solutions for each business site. Their services include improving the emission environment, waste collection and transport, management automation, and resource circulation. They manage the entire process, from waste disposal to final treatment. It offers dedicated software (web/app) to assist with waste management automation. The software can easily manage all tasks, from monitoring emissions data to checking real-time rates and waste reporting documents, reducing work hours.

Beyond Technology Engineering

Venture Round in 2024
Beyond Technology Engineering is an energy company that provides carbon-neutral energy recycling solutions.

Green Mineral

Series A in 2023
Green Mineral focuses on recycling metals with an emphasis on environmental sustainability and cost-effectiveness. The company has developed innovative technology that utilizes microalgae to recycle lithium through a bio-mineralization technique, which is a more eco-friendly alternative to traditional organic solvent methods. This approach not only addresses the challenges of lithium recycling but also contributes to reducing pollution associated with waste management. By optimizing waste management services, Green Mineral aims to provide a responsible solution for clients looking to minimize their environmental impact.

Green Mineral

Venture Round in 2023
Green Mineral focuses on recycling metals with an emphasis on environmental sustainability and cost-effectiveness. The company has developed innovative technology that utilizes microalgae to recycle lithium through a bio-mineralization technique, which is a more eco-friendly alternative to traditional organic solvent methods. This approach not only addresses the challenges of lithium recycling but also contributes to reducing pollution associated with waste management. By optimizing waste management services, Green Mineral aims to provide a responsible solution for clients looking to minimize their environmental impact.

Beyond Technology Engineering

Seed Round in 2022
Beyond Technology Engineering is an energy company that provides carbon-neutral energy recycling solutions.

Beyond Technology Engineering

Venture Round in 2022
Beyond Technology Engineering is an energy company that provides carbon-neutral energy recycling solutions.

RECO

Series B in 2021
RECO is a waste management platform that combines digital solutions and customized waste hauling services. They provide optimal waste management solutions for each business site. Their services include improving the emission environment, waste collection and transport, management automation, and resource circulation. They manage the entire process, from waste disposal to final treatment. It offers dedicated software (web/app) to assist with waste management automation. The software can easily manage all tasks, from monitoring emissions data to checking real-time rates and waste reporting documents, reducing work hours.

RECO

Series A in 2021
RECO is a waste management platform that combines digital solutions and customized waste hauling services. They provide optimal waste management solutions for each business site. Their services include improving the emission environment, waste collection and transport, management automation, and resource circulation. They manage the entire process, from waste disposal to final treatment. It offers dedicated software (web/app) to assist with waste management automation. The software can easily manage all tasks, from monitoring emissions data to checking real-time rates and waste reporting documents, reducing work hours.

Repla

Venture Round in 2021
Repla is a plastic recycling company focused on innovative solutions for plastic waste management. The firm has developed a technology that utilizes plastic-degrading microorganisms to efficiently treat and decompose plastics, even when they are mixed with foreign substances. This process allows for the selective discharge of a single type of plastic, facilitating more effective recycling. Additionally, Repla offers a rural plastic waste decomposition tank and a recycled resin purity tester, further enhancing its contribution to sustainable plastic recycling practices. Through these initiatives, Repla aims to address the growing challenge of plastic waste and promote environmental sustainability.

Repla

Seed Round in 2020
Repla is a plastic recycling company focused on innovative solutions for plastic waste management. The firm has developed a technology that utilizes plastic-degrading microorganisms to efficiently treat and decompose plastics, even when they are mixed with foreign substances. This process allows for the selective discharge of a single type of plastic, facilitating more effective recycling. Additionally, Repla offers a rural plastic waste decomposition tank and a recycled resin purity tester, further enhancing its contribution to sustainable plastic recycling practices. Through these initiatives, Repla aims to address the growing challenge of plastic waste and promote environmental sustainability.

ReCarbon

Series B in 2019
ReCarbon, Inc. is a company based in Santa Clara, California, founded in 2011, that focuses on recycling waste carbon dioxide from various industrial sources. Utilizing its proprietary microwave plasma technology, ReCarbon converts flue gas emissions, along with methane, into valuable products such as hydrogen and syngas. The firm aims to provide climate-positive solutions by targeting heavy greenhouse gas emitters, including those from landfills, wastewater, biomass, and biogas sites. By promoting a decentralized and community-based production model, ReCarbon enables on-site and on-demand generation of low-carbon syngas and clean hydrogen, contributing to the development of a sustainable hydrogen economy from waste emissions.

Trove

Seed Round in 2013
Trove is a technology company based in Ann Arbor, Michigan, and Brisbane, California. It operates two distinct businesses: a SaaS platform that uses AI to analyze teams' email connections, providing insights to help build and leverage professional networks; and a leading platform for branded resale and trade-in, enabling brands to launch, manage, and scale their resale programs efficiently. The latter offers advanced tools for in-store and digital trade-ins, returns processing, inventory management, resale site building, and analytics, serving prominent brands like Canada Goose, Carhartt, and Patagonia. Trove's resale platform aims to drive sustainability in retail by promoting a circular economy.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.