D3 Jubilee Partners

D3 is headquartered in Seoul and San Francisco, pioneering the domestic and global impact investment areas. D3 redefines the role of capital by investing in entrepreneurial innovation that improves the lives of low-income families, women, and immigrants, and creates an environmentally sustainable world. Invest in ICT start-ups with high socio-environmental value in low-income countries such as Korea, USA and South America, Africa and India.

Dukjun Lee

General Partner

Doug Lee

Founder and CEO

63 past transactions

RTBP ALLIANCE

Series A in 2023
RTBP ALLIANCE focuses on creating co-working spaces and modernize old places for local communities.
Beyond Technology Engineering is an energy company that provides carbon-neutral energy recycling solutions.

SSEM

Series A in 2022
SSEM is a tax management app.

Silvia

Venture Round in 2022
Silvia is an age-tech platform that offers early detection and treatment of degenerative brain diseases.

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.

R3TURNS

Series A in 2021
R3TURNS is an insurance broker agency that offers insurance money proxy claim service with technology and data services.

CellKey

Venture Round in 2021
CellKey is an AI-based glycopeptide analysis solution that provides protein and glycoprotein analysis and biomarker research services.

Comento

Venture Round in 2021
Commento is creating an online education community centred on interaction and experience to solve learning needs. They provide more diverse opportunities and possibilities for many different people.

Paran Energy

Seed Round in 2021
Paran Energy is an energy AI service company that provides energy consumption data optimization services.

Medical IP

Series C in 2021
Medical IP provides medical institution services for imaging analysis and 3D medical printing.

Databank

Series A in 2021
Databank solves the knowledge gap and has a social impact on the world of education. Their AI-powered solution evaluates open-ended responses and provides tailored instruction using machine learning and deep learning. They had strategies, tools for execution, and technology.

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.

Localstitch

Series A in 2021
Localstitch is a co-working and co-living space for digital nomads, startups, and single-family homes.

Testworks

Series B in 2020
Testworks is a social enterprise company in Seoul, Korea. We create innovative solutions in AI data and software testing fields while providing an inclusive employment model for socially disadvantaged people. Our technical excellence ranges from AI data processing automation to manual software testing and review. We are recognized as the best-in-class data processing company for building high quality datasets used for AI training and verification.

PerMeal

Series B in 2020
PerMeal is an online store that sells rice, grain, nut, fruit, vegetable, convenience food, meal kit, side dish, salted fish, meat, egg, Susan, dried fish, condiment, snack, and beverage tea products.

WI.Plat

Seed Round in 2020
WI.Plat is a water leakage management company that solves water leakage problems for the water utility.

Bally's Co

Seed Round in 2020
Bally's Co is a supplier of toys, dresses, foods, snacks, and chewing toys for pets

ReCarbon

Series B in 2019
ReCarbon(TM), an innovative technology platform that recycles carbon emissions into revenue generating products. The Company specializes in building proprietary plasma generation systems that convert industrial carbon emissions into industrial gases.

Caredoc

Seed Round in 2019
Caredoc is an elderly care professional platform that provides information on proven elderly care facilities. Consumers looking for elderly care services could not find the information they wanted online or get inaccurate information through word of mouth. On the other hand, care service providers were having difficulty collecting elderly customers. Caredoc solves these problems by providing verified care service provider information on the mobile.

Localstitch

Seed Round in 2019
Localstitch is a co-working and co-living space for digital nomads, startups, and single-family homes.

True Balance

Series C in 2019
True Balance is a digital wallet owned and operated by Balancehero India Private Limited (BHI), that enables users to access utility bill payment, loan recharge, insurance, and other financial products. With 70 million users, True Balance aims to serve India with utility payments financial platform for the unbanked users to serve their money for living requirements. It was launched in 2014 by Mr. Charlie Lee as CEO, an alumnus of the University of Chicago.

ClosetShare

Series A in 2019
ClosetShare is an online platform where women can rent, share, and resell fashion and accessories.

The Clozet

Series A in 2019
THE CLOZET is a fashion sharing service aiming to be Airbnb for fashion. THE CLOZET makes profit by connecting its individual customers with fashion items which are not used often and allows them to borrow the items from other users at reasonable prices. THE CLOZET also gives the concierge service such as delivery, cleaning, maintenance which can make it the most seamless fashion sharing service.

Law&Company

Series B in 2019
Law&Company is representative legal tech company in Republic of Korea. The company provides a service called 'LawTalk(www.lawtalk.co.kr)', which is the largest online legal market place in Korea(5 times bigger then the 2nd player). Since 2016, the company invested on research about Artificial Intelligence especially on Text Mining and Machine Learning technology to analyze lawyers and client's activities in the service which helps to lawyers and clients find the right person based on their experience. Also, the company will launch document automation based service to generate legal documents starting from complaint and contract soon. The company has received more than 3 million dollars from 5 venture capital companies and many angel investors due to previous performance and upside potential in the Korean legal market.

Ovitz

Seed Round in 2019
Ovitz provides optical measurement devices for customized contact lenses. They deliver the closed-loop wavefront-guided contact lens production system. Their system measures the entire visual system to create an effective contact lens.

PeopleFund

Series B in 2019
Founded in 2015, PeopleFund is Korea's leading data-driven digital lender focused on consumer finance. Our mission is to give financial freedom to all consumers through more affordable loans and better investment opportunities. Leveraging its proprietary, data-driven credit model and eliminating inefficiencies with technology, PeopleFund delivers better loan rates for borrowers while maintaining an industry low loss rate to benefit retail and institutional investors. PeopleFund is the first digital lender in Korea to surpass $1B in loan originations and has provided an innovative way to invest to nearly 400,000 retail investors. It is notably the first fintech platform to offer loan and investment products directly on KakaoTalk, Korea's equivalent of WhatsApp. To date, PeopleFund has completed its Series C round of funding with a total of $63.4M of equity capital raised. For more information, visit www.peoplefund.co.kr.

Cleaning Lab

Series B in 2019
Cleaning Lab is a housekeeping service provider. They offer systematic cleaning services. Its costs are measured on a fixed and hourly basis. Their services include office floor cleaning and dust removal, common tables, furnishing room dust removal, inside toilet cleaning, and office move-in cleaning.

Testworks

Series A in 2019
Testworks is a social enterprise company in Seoul, Korea. We create innovative solutions in AI data and software testing fields while providing an inclusive employment model for socially disadvantaged people. Our technical excellence ranges from AI data processing automation to manual software testing and review. We are recognized as the best-in-class data processing company for building high quality datasets used for AI training and verification.

Skycool Systems

Seed Round in 2019
At SkyCool Systems, our mission is to deliver sustainable, energy-efficient cooling solutions to customers interested in reducing energy costs and carbon footprint. We’ve pioneered radiative cooling as a technology, and shown that specially designed optical films can enable this passive approach to cooling throughout the day. These optical films are highly reflective to sunlight but also emit thermal radiation exceptionally well to the cold of space through our atmosphere, enabling daytime operation during the hottest hours of the day. Our core innovation is a rooftop cooling panel. We apply the radiative film to rooftop panels and integrate them with air conditioning and refrigeration systems. The panels can be used as an add-on to air conditioning and refrigeration systems and in some circumstances even replace an air condensing unit. Our technology is accelerating the transition to a cleaner and more sustainable future.

SentBe

Series B in 2019
Founded in 2015, SentBe is a Global FX Total Solutions Provider, offering innovative remittance and payment services for individuals and businesses, with a mission to create "A World Without Financial Borders." SentBe is leading the global market with its extensive global partnerships and foreign exchange management capabilities, providing an unparalleled business infrastructure that aligns with global standards. By offering optimized cross-border payment solutions that enhance the competitiveness of SentBe’s clients both domestically and internationally, SentBe leads the way in delivering borderless financial services.

Noldam

Seed Round in 2019
Noldam offers play sitter for children.

Immunabs

Venture Round in 2019
ImmunAbs specialize in antibody therapeutics in global standard development. The company develops antibody therapeutics for orphan diseases, diabetic retinopathy, and diabetes based on its experience developing antibody therapeutics that have been globally approved for sale in the United States and Europe.

PeopleFund

Series B in 2018
Founded in 2015, PeopleFund is Korea's leading data-driven digital lender focused on consumer finance. Our mission is to give financial freedom to all consumers through more affordable loans and better investment opportunities. Leveraging its proprietary, data-driven credit model and eliminating inefficiencies with technology, PeopleFund delivers better loan rates for borrowers while maintaining an industry low loss rate to benefit retail and institutional investors. PeopleFund is the first digital lender in Korea to surpass $1B in loan originations and has provided an innovative way to invest to nearly 400,000 retail investors. It is notably the first fintech platform to offer loan and investment products directly on KakaoTalk, Korea's equivalent of WhatsApp. To date, PeopleFund has completed its Series C round of funding with a total of $63.4M of equity capital raised. For more information, visit www.peoplefund.co.kr.

3billion

Series A in 2018
3billion was founded with the goal of ending the diagnostic odyssey of rare disease patients through comprehensive genetic testing. It has reduced the amount of time and cost that was previously required for genome interpretation by using bioinformatics and machine learning technology, making genome-scale rare disease genetic testing affordable for patients in need. The company was established in 2016 and is headquartered in Seoul, South Korea.

PeopleFund

Series A in 2017
Founded in 2015, PeopleFund is Korea's leading data-driven digital lender focused on consumer finance. Our mission is to give financial freedom to all consumers through more affordable loans and better investment opportunities. Leveraging its proprietary, data-driven credit model and eliminating inefficiencies with technology, PeopleFund delivers better loan rates for borrowers while maintaining an industry low loss rate to benefit retail and institutional investors. PeopleFund is the first digital lender in Korea to surpass $1B in loan originations and has provided an innovative way to invest to nearly 400,000 retail investors. It is notably the first fintech platform to offer loan and investment products directly on KakaoTalk, Korea's equivalent of WhatsApp. To date, PeopleFund has completed its Series C round of funding with a total of $63.4M of equity capital raised. For more information, visit www.peoplefund.co.kr.

OPEN GALLERY

Venture Round in 2017
Open Gallery aims to be a communication space between art and the public. The company introduces works of competent domestic artists and display their works in various spaces with reasonable price rental method.

ExplORer Surgical

Seed Round in 2016
ExplORer Surgical is an interactive surgical playbook that reduces disruptions and wasted disposables by improving surgical team communication. ExplORer Surgical also provides real-time performance and scheduling data to OR administrators to enhance the quality of care and efficiency. Surgical teams use the software to coordinate their activities while managing their tools and supplies in a way never before possible. The result is optimal teamwork, increased efficiency, and high performance. ExplORer Surgical keeps high functioning teams in sync so that physicians can focus on what they do best performing successful procedures that help patients live their best lives. The Explorer provides workflow management through tailored checklists which reduce errors, track efficiency, and eliminate confusion among team members in the OR and procedural suites. It helps medical device companies ease rollout of new devices, saving time and money while improving medical education.

Labdoor

Series A in 2016
Labdoor is a testing lab that publicly verifies the quality of consumer products, starting with supplements. On Labdoor.com, consumers can find scientific product reviews and shop for hundreds of quality-tested supplements all in one place. They also offer a "Labdoor Certified" program to companies who submit every lot of their products to us for quality control testing. From their chemistry lab in South San Francisco, Labdoor analyzes the purity and potency of popular products to find out which ones have what they claim and if they have any harmful ingredients or contaminants. Then, they grade and rank those products, write reports, and publish that information for free, so consumers can confidently buy the best supplements for their needs.

SSEM

Venture Round in 2016
SSEM is a tax management app.

ENOMAD

Venture Round in 2016
Enomad provides reliable, reasonable and sustainable energy solutions in areas where power infrastructure use for energy from flowing water.

Deoham

Venture Round in 2016
Deoham is a community platform company that connects space and people.

PeopleFund

Seed Round in 2015
Founded in 2015, PeopleFund is Korea's leading data-driven digital lender focused on consumer finance. Our mission is to give financial freedom to all consumers through more affordable loans and better investment opportunities. Leveraging its proprietary, data-driven credit model and eliminating inefficiencies with technology, PeopleFund delivers better loan rates for borrowers while maintaining an industry low loss rate to benefit retail and institutional investors. PeopleFund is the first digital lender in Korea to surpass $1B in loan originations and has provided an innovative way to invest to nearly 400,000 retail investors. It is notably the first fintech platform to offer loan and investment products directly on KakaoTalk, Korea's equivalent of WhatsApp. To date, PeopleFund has completed its Series C round of funding with a total of $63.4M of equity capital raised. For more information, visit www.peoplefund.co.kr.

Law&Company

Seed Round in 2015
Law&Company is representative legal tech company in Republic of Korea. The company provides a service called 'LawTalk(www.lawtalk.co.kr)', which is the largest online legal market place in Korea(5 times bigger then the 2nd player). Since 2016, the company invested on research about Artificial Intelligence especially on Text Mining and Machine Learning technology to analyze lawyers and client's activities in the service which helps to lawyers and clients find the right person based on their experience. Also, the company will launch document automation based service to generate legal documents starting from complaint and contract soon. The company has received more than 3 million dollars from 5 venture capital companies and many angel investors due to previous performance and upside potential in the Korean legal market.

Copia Global

Funding Round in 2015
Copia Global provides a consumer catalog order and delivery system intended to serve consumers in the developing world. Its service leverages mobile technologies and a network of agents serving as distribution points, enabling rural and peri-urban consumers to get a wide range of quality goods at reasonable prices.

THECHEAT

Seed Round in 2014
THECHEAT provides financial fraud prevention services.

UClass

Seed Round in 2014
UClass is a web-based content repository that enables district, school, and organization personnel to store, tag, organize, share, search, view, and download files. UClass’ curricular management and analytics solution provides students and teachers with access to a worldwide education network. It allows teachers to source new and relevant material, construct complete lessons, and portably store files. The system’s search engine, specifically engineered for educator needs, allows users to narrow resulting resources by filters such as grade level, subject, and file type. In addition to individual files and URL links, UClass also includes pre-packaged lessons containing lesson plans, formative and summative assessments, and multimedia links. UClass was launched in 2012 and is based in San Francisco, California.

Frientrip

Angel Round in 2014
Bored of the same old daily life, but not sure where to begin? Or you know what you want to do, but your friends don't share that same interest? Frientrip was born to satisfy these needs. Frientrip is a social activity platform which allows people to gather and enjoy various outdoor/indoor activities together. As the biggest platform of its kind in Korea, Frientrip believes that everyone can lead a more energetic life by trying out new things and meeting new people. Therefore, we aim to create a community where people enhance their experience and share it with one another, as our slogan goes -- WE INSPIRE PEOPLE TO EXPERIENCE THE WORLD.

Verlocal

Seed Round in 2014
Verlocal is a community-driven marketplace evolving the way individuals are building businesses by connecting them to others who are looking to discover local classes, events, handmade products, and services.

Micro Benefits

Series B in 2014
More than 70% of frontline workers own a smartphone, making them just a few taps and swipes away from a new level of company engagement. MicroBenefits solutions team works closely with your team to unify service and technology, delivering real value for your organization. Company IQ is a game-style app that conveniently delivers company training and personal skill development courses in a fun and motivating fashion. With the help of comprehensible modules, workers expand their knowledge base and build a career-advancing plan — all while receiving recognition for their efforts. Meanwhile, employers enjoy increased productivity and reduced training costs.

Enuma

Seed Round in 2013
Enuma creates game-based self-directed learning applications for children to help them acquire foundational math and language skills. The company's mission is to empower all the world’s children, including those with special needs or without access to resources, to become independent learners. In 2019, Enuma won the Global Learning XPRIZE competition, funded by Elon Musk, for attaining the highest learning gains in a 15-month long field test.

Trove

Seed Round in 2013
Trove AI, Inc. develops a mobile email application. The company develops artificial intelligence (AI) solutions that solve email overload and enhance communications. Its AI solution offers smart multi-swiping and email notifications; surfaces insights about user’s relationships; and lets snoozing emails to get them out of the user’s way until the user is ready to get to them. The application works with existing email services. Its mobile application is compatible with iOS and Android devices. The company was formerly known as Notion AI, Inc. Trove AI, Inc. was founded in 2013 and is based in Ann Arbor, Michigan.

dloHaiti

Series A in 2013
DloHaiti is a for-profit venture providing safe drinking water to Haitian consumers in underserved areas in Haiti.

Root3 Technologies

Seed Round in 2013
Root3 Technologies Inc. provides software that reduces energy costs 10-30% in onsite energy plants for universities, hospitals, manufacturing facilities and airports. Root3’s no-install, patent-pending technology uses data to optimize decision-making for energy plant managers, enabling them to meet energy demands with the least fuel consumption possible. The company was founded in 2011 and is based in Chicago, IL and San Francisco, CA.

SunFunder

Seed Round in 2013
SunFunder is a solar energy finance business with a mission to provide financing for solar assets in emerging economies, including inventory, working capital, construction, and structured finance loans. The company offers borrowers deep solar market expertise, and efficient due diligence process, and strong customer partnerships, while simultaneously providing investors with diversified, high-impact, fixed income debt offerings of emerging market solar investments. SunFunder is a well-positioned financial intermediary that has been operating since 2012.

Eneza Education

Seed Round in 2013
Eneza Education, a.k.a. MPrep, was founded in 2011 by Kenyan teachers and educators serious about making technology useful for their students. From the rural areas of Nyanza to Wajir Town and the Mombasa Coast, Kenyan teachers united to create the content of our initial Class 7 and Class 8 study tool. We wanted a tool that combined the best of great teaching practices: scaffolded assessments, direct feedback, and high engagement. And we wanted to make sure ALL kids had access to our system. What better way to start than with a simple SMS-based system?

Knowre

Seed Round in 2012
Knowre is an education technology company delivering personalized and engaging learning experiences to students around the globe. Its technology identifies individual student learning gaps and fills those gaps through algorithmically generated curricula and interactive, scaffolded support. Knowre further enhances learning by providing students with an engaging and fun learning environment, and teachers with actionable and comprehensive data. Knowre partners with schools, private education companies, and other corporations with the goal of helping students reach their full potential. The company was founded in 2012 and is headquartered in New York, New York.

Neofect

Venture Round in 2012
NEOFECT was founded in June 2010 by Hoyoung Ban and Scott Kim, two students from the University of Virginia’s Darden Graduate School of Business, and Young Choi, MS, Ph.D. of the University of Southern California, who majored in ‘stroke rehabilitation algorithm and robotics.’ NEOFECT’s flagship product, the RAPAEL Smart Glove, was released in 2014 and has been sold to many home patients in the US and the hospitals across the globe, including NewYork-Presbyterian, Department of Veterans Affairs (DVA), Shirley Ryan Abilitylab (former RIC or Rehabilitation Institute of Chicago), Brooks Rehabilitation, and Swedish Medical Center. The RAPAEL Smart Glove received FDA clearance in 2014. Other than RAPAEL Smart Glove, Neofect has launched RAPAEL Smart Pegboard, RAPAEL Smart Glove, RAPAEL Smart Board, RAPAEL Smart Kids. In 2016, NEOFECT participated in a study conducted by the National Rehabilitation Center in Korea to evaluate the impact of virtual reality-based exercises on a rehabilitation program for stroke patients. The study found VR-based rehabilitation combined with standard occupational therapy is more effective than traditional therapy alone for greater upper extremity function. NEOFECT has offices in South Korea, the U.S., and Germany. Its devices are sold in South Korea, the U.S., and all over Europe.

SevaMob

Seed Round in 2012
Sevamob provides an AI assisted disease management platform that reduces cost of care by upto 50% for general health, nutrition, cardiometabolic, infectious disease and vision. The platform has 3 components: a) Point-of-care diagnostics via Sevamob AI and off-the-shelf rapid kits b) Consultations via tele-health and asset-lite popup clinics c) Last mile medicine delivery

TripGuideYou

Venture Round in 2011
TripGuideYou is a tour and travel agency.

Puree Chem

Venture Round in 2009
Puree Chem is an environmental company that is working to create water treatment technologies. The firm is developing CDI technology by utilizing the principle of an electro-ionic capacitor, which is a novel desalination technology capable of adsorption/desorption of ions by electric force for processes such as saltwater desalination, sewage treatment, and pure water purification.

Changseol Build System

Seed Round in 1928
Changseol Build System offers consulting services in construction to increase efficiency of construction.
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