Stonebridge Ventures

Stonebridge Ventures is a venture capital firm established in 2008. The firm focuses on investing in early-stage companies across various sectors, seeking to identify and support innovative startups with high growth potential. Stonebridge Ventures aims to provide not only financial resources but also strategic guidance to help these companies navigate their development and achieve long-term success. Through its investments, the firm fosters entrepreneurship and contributes to the growth of the startup ecosystem.

Cho Hyun hoo

team leader

Yoo Seung Woon

CEO

32 past transactions

Portal 301

Seed Round in 2025
PORTAL301 is a tech startup focused on transforming the UI/UX in the robotics industry. It focus is on the nuclear power plant decommissioning and powder coating sectors.

MINDs AI

Series A in 2024
Minds AI is a company focused on delivering comprehensive mental health services, leveraging artificial intelligence and biotechnology to enhance its offerings. It aims to improve access to preventive care by providing education, training, and counseling specifically designed to address issues such as depressive symptoms, stress analysis, and emotional regulation. Through its innovative approach, Minds AI seeks to empower clients to build both physical and mental resilience, ultimately promoting overall well-being and mental health.

Daan Biotherapeutics

Series A in 2024
DAAN Biotherapeutics is a biopharmaceutical company focused on developing innovative treatments for cancer patients. The company specializes in research and development in the field of cancer therapies, employing a range of approaches such as cell therapies, antibodies, and small molecule inhibitors. DAAN Biotherapeutics is particularly dedicated to immune-oncology, utilizing anticancer immune cell therapies, including natural killer (NK) cells and T cell receptors. Through its independent research infrastructure, the company conducts clinical trials to explore various treatment strategies, aiming to create effective new drugs, particularly for lung cancer. By providing healthcare providers with advanced therapeutic options, DAAN Biotherapeutics seeks to improve outcomes for cancer patients.

Peekaby

Seed Round in 2023
Peekaby specializes in the design and manufacturing of customized play kits tailored for children's cognitive development. The company's offerings focus on stimulating various aspects of children's growth, including physical, sensory, social, and emotional development. By providing developmentally appropriate play services, Peekaby supports parents in fostering their children's joyful growth through engaging and educational activities.

OPENEDGES Technology

Venture Round in 2023
OPENEDGES Technology researches AI acceleration technology to contribute to democratizing AI innovation. The company provides IP technology for smart computing, enabling Internet of Smart Things. The company provides IPs in two technology sectors of smart computing highly efficient AI acceleration and high-performance memory subsystem including DDR memory controller and on-chip interconnect IP. The company offers the needed boost to performance, efficiency, and reliability. OPENEDGES Technology was founded on 2015 and is headquartered in Seoul, Korea.

Onconic Therapeutics

Series B in 2022
Onconic Therapeutics focuses on researching and developing innovative treatments for gastrointestinal diseases and cancers, addressing significant unmet medical needs.

Vivo

Series A in 2022
Vivo is a creative group that specializes in producing engaging online content, primarily in the realms of comedy and music. Founded in 2015 by Eun-i Song and Sook-kim Kim, the company emerged from their desire to create a platform for personal expression after experiencing a lull in broadcasting opportunities. Initially starting with a podcast titled 'Secret Guaranteed,' Vivo has since expanded its focus to develop original content that resonates with audiences on a deeper level. The group aims to foster a sense of connection and joy through their productions, utilizing innovative ideas and planning skills to deliver entertaining experiences that promote fun and happiness. With a commitment to creating content that reflects both their passions and the preferences of their audience, Vivo continues to grow and evolve in the digital content landscape.

TissenBioFarm

Seed Round in 2022
TissenBioFarm is a food technology company focused on the mass production of cultured meat that features realistic texture and marbling. The company utilizes advanced 3D bioprinting technology to create not only cell-cultured meat but also artificial organs for transplantation, including liver, kidney, and skin. This innovative approach aids medical professionals in treating patients with various organ-related diseases while simultaneously advancing the field of cultured meat production.

Enerever

Series B in 2022
Enerever Battery Solution is a Korean manufacturer specializing in battery separator components. It produces fabric coatings, slits these coated fabrics, and manufactures battery cans. The company focuses on developing eco-friendly, water-based coating products that ensure uniform thickness and prevent particle aggregation, catering to electric vehicle, mobile device, and e-bicycle manufacturers seeking efficient battery solutions.

CultureHero

Series B in 2021
CultureHero is a developer of a cooking application aimed at enhancing the cooking experience through lifestyle-oriented content. The application provides users with a variety of recipes, cooking tips, and table styling videos. It also recommends lifestyle products related to kitchen and household items. Additionally, CultureHero offers food boxes containing all the necessary ingredients, allowing users to prepare recipes tailored to different occasions. This holistic approach combines culinary guidance with practical resources to elevate home cooking.

Snorkel AI

Series C in 2021
Snorkel AI, Inc. is a technology company that specializes in developing an end-to-end machine-learning platform designed to facilitate the creation, management, and monitoring of AI applications. Founded in 2016 and based in Palo Alto, California, the company offers Snorkel Flow, a platform that enables programmatic data labeling, augmentation, and curation. This platform supports the clean integration and management of data for AI, as well as the training and deployment of various models. Snorkel AI's technology is particularly adept at extracting entities, relationships, and structured information from complex documents and forms, while also ranking content based on relevance and other factors. The company serves diverse sectors, including finance, government, telecommunications, insurance, healthcare, and e-commerce, and is recognized for its contributions to AI research through peer-reviewed publications.

Future Kitchen

Seed Round in 2021
Future Kitchen is a pioneering automated robot kitchen platform focused on transforming the food delivery landscape. It employs advanced robotics to manage the entire food production process, from preparation to delivery, in collaboration with self-driving delivery technology. The company's system emphasizes a sustainable approach, ensuring that the composition of its products minimizes environmental impact. By leveraging automation, Future Kitchen aims to streamline operations for food creators, enhancing efficiency while maintaining high standards of cleanliness and ease of use in their kitchen services.

OpenExchange

Series D in 2021
OpenExchange, Inc., operating as OpenExchange Communications, is a provider of a meeting network tailored for the financial services sector. Founded in 2009 and headquartered in Lincoln, Massachusetts, with additional offices in Boston, New York, London, and Hong Kong, the company delivers a range of products designed to enhance communication within the investment community. Its offerings include OE Connect, OE Stream, OE Conference, and OE Learn, as well as OpenExchange Virtual, which facilitates virtual meetings through desktop videoconferencing technology that operates over any IP network. The platform allows users to create personal online profiles, schedule video meetings, and access a global directory of financial services professionals, thereby supporting investment managers, investment banks, and public companies in their interactions. OpenExchange's solutions aim to improve the efficiency and security of communications in the financial market.

The PlantEat

Series B in 2021
The PlantEat is a food-tech company that develops, produces, and distributes plant-based alternatives to dairy products. It aims to address global nutrition imbalances by promoting balanced eating habits through its range of plant-based milk, crackers, ketchup, and eggless mayonnaise.

Allganize

Series A in 2021
Allganize, Inc. is an enterprise workplace automation company that specializes in AI-driven knowledge management software. Founded in July 2017 and based in Pleasanton, California, Allganize provides a natural language understanding API and conversational AI solutions designed to enhance workflow automation for businesses. The company's platform employs advanced deep learning technology to facilitate cognitive search, sentiment analysis, and keyword extraction, allowing organizations to gain insights into team activities and overarching work patterns. By enabling medium and large enterprises to harness AI capabilities, Allganize helps optimize customer engagement and extract value from unstructured data, ultimately enhancing business operations and customer experiences.

Onegene Biotechnology

Series A in 2021
Onegene Biotechnology is a biotechnology company focused on developing innovative protein-based drugs to treat cancer, metabolic, and inflammatory diseases. The company specializes in creating highly potent tri- or multispecific protein drugs by combining various molecular types, including Fab fragments, scFv, sdAb, peptides, cytokines, agonists/antagonists, and enzymes. This approach allows for an unprecedented level of design flexibility with optimized physical properties, opening new avenues for developing complex protein drugs that are feasible to manufacture. Onegene's technology involves protein conjugation, which connects two separate proteins to produce therapeutic recombinant proteins through post-translational fusion. This method enables the production of multi-target proteins with large molecular weights, providing prolonged holistic benefits for treating complex and multifactorial diseases.

Superb AI

Series A in 2021
Superb AI is an end-to-end training data platform that automates data preparation at scale, enabling teams to label, manage, curate, and deliver training data for computer vision projects. Founded in 2018 by data scientists, academics, and ML engineers, the company focuses on simplifying the creation and iteration of datasets, making data labeling and curation faster, more accurate, and repeatable. The platform provides data annotation, data curation, model training, and deployment tools to accelerate the development and deployment of computer vision applications, helping organizations reduce time and resource needs for building high-quality datasets and improving model readiness across projects of varying sizes.

AffyXell Therapeutics

Series A in 2021
AffyXell Therapeutics is a biopharmaceutical company founded in January 2020 as a joint venture between Avacta and Daewoong. It focuses on developing mesenchymal stem cell–based cell and gene therapies for inflammatory and autoimmune conditions, as well as for preventing organ transplant rejection. The company’s pipeline aims to provide new therapeutic options for patients with diseases that currently lack effective treatments.

B:eat Corp

Series A in 2021
B: eat is a retail automation platform intended to run a robot-based cafe.

JungggleX

Series A in 2020
JungggleX is an advertising platform.

H2O Hospitality

Series B in 2020
H2O Hospitality, Ltd. is a hospitality management company based in Seoul, South Korea, specializing in the Korean and Japanese markets. Established in 2015, it is recognized as the largest vacation rental management company in its region. H2O Hospitality offers a range of services including profit management, housekeeping and facility management, customer call response, online sales and marketing, as well as reservation and inventory management. The company utilizes an innovative property management system (PMS) that automates operational flows by linking calendars between guests, rooms, and housekeepers, thereby significantly reducing fixed operational costs and enhancing facility yield. Additionally, H2O Hospitality provides digital management solutions to streamline operations for vacation rental properties, facilitating bookings from various online travel agencies and optimizing customer attraction.

TimeTree

Venture Round in 2019
Founded in 2014, TimeTree develops an application that helps manage calendar schedules for families and groups. It enables users to share calendars, events, and more, keeping busy lives organized.

Skelter Labs

Series B in 2019
Skelter Labs Inc., founded in 2015 and based in Seoul, South Korea, specializes in developing artificial intelligence-based applications. The company focuses on creating AI solutions that enhance user experiences and drive digital transformation. Skelter Labs offers a range of products, including BELLA QNA, an enterprise data + LLM QNA Chatbot; BELLA LLM, an exclusive LLM for enterprise use; AIQ+ Chat, a task-oriented LLM chatbot builder; AIQ+ Speech, which provides STT/TTS solutions; and AIQ+ Answer, a MRC search assistant. These products are designed to integrate seamlessly into businesses, leveraging the expertise of AI professionals to unlock the potential of enterprises in various industries.

CoHive

Series B in 2019
CoHive, formerly known as EV Hive, is Indonesia's largest co-working space provider, headquartered in Jakarta. The company offers a comprehensive ecosystem that includes co-working, co-living, co-retail, and event spaces, designed to foster community and support the growth of startups and small to medium enterprises (SMEs). With around 9,000 members across 33 locations in major cities such as Jakarta, Medan, Yogyakarta, and Bali, CoHive spans approximately 66,000 square meters of shared workspace. The majority of its members are startups and SMEs, while the remaining clientele includes enterprises from diverse industries. CoHive aims to be a pivotal community builder in Indonesia by connecting individuals and businesses, facilitating knowledge sharing, and providing flexible and affordable workspace solutions. The leadership team includes Co-founder and CEO Jason Lee, Co-founder and CCO Ethan Choi, COO Erich Hirawan, and CRO Iris Wee.

SentBe

Series B in 2019
SentBe is a global remittance and foreign exchange solutions provider offering cross-border payment services for individuals and businesses. It develops an online remittance platform and builds a network of global partnerships to enable borderless financial services and improve clients' competitiveness domestically and internationally. The platform supports international transfers and, according to its described approach, leverages price differences between Bitcoin exchanges in different countries to facilitate streamlined remittance.

SoCar

Series D in 2019
SoCar operates an eco-friendly car-sharing platform in South Korea, connecting users who travel similar routes. Founded in 2012, it offers car booking via website and smartphone apps, with over 1.7 million registered users.

The PlantEat

Series A in 2019
The PlantEat is a food-tech company that develops, produces, and distributes plant-based alternatives to dairy products. It aims to address global nutrition imbalances by promoting balanced eating habits through its range of plant-based milk, crackers, ketchup, and eggless mayonnaise.

MADUP

Series B in 2019
MADUP is a marketing services company specializing in mobile app marketing and data-driven performance advertising. It provides accurate and optimized mobile app marketing plans by extracting data from tracking tools and applying it to services such as app marketing consulting, platform management, and advertisement planning. The company uses reward, CPI, CPA, and CPM strategies and has partnered with clients across commerce, real estate, education, and games. With a startup mindset and a dedicated team, MADUP develops insights into mobile app markets, trends, and revenue models to help advertisers optimize campaigns and maximize advertising efficiency. It serves startups and small to mid-sized businesses seeking effective digital marketing outcomes through ad-tech based performance marketing.

17Live

Venture Round in 2018
17LIVE Inc. is a live streaming platform that operates primarily in Taiwan, Japan, South Korea, Singapore, and Hong Kong. Founded in 2015 and headquartered in New Taipei City, Taiwan, the company offers its live streaming services under the 17 Media brand. Additionally, it provides online dating services through its Paktor and Goodnight brands. The platform enables users to share their life experiences and talents in real-time, fostering social connections and community engagement. 17LIVE aims to facilitate instant audio and video communication, allowing users to connect with others globally, regardless of their location. The company, which was formerly known as M17 Entertainment Limited, rebranded to 17LIVE Inc. in October 2020.

Skelter Labs

Series A in 2018
Skelter Labs Inc., founded in 2015 and based in Seoul, South Korea, specializes in developing artificial intelligence-based applications. The company focuses on creating AI solutions that enhance user experiences and drive digital transformation. Skelter Labs offers a range of products, including BELLA QNA, an enterprise data + LLM QNA Chatbot; BELLA LLM, an exclusive LLM for enterprise use; AIQ+ Chat, a task-oriented LLM chatbot builder; AIQ+ Speech, which provides STT/TTS solutions; and AIQ+ Answer, a MRC search assistant. These products are designed to integrate seamlessly into businesses, leveraging the expertise of AI professionals to unlock the potential of enterprises in various industries.

Feldan Therapeutics

Series A in 2018
Feldan Therapeutics specializes in intracellular drug delivery using its patented Feldan Shuttle technology. This platform enables rapid, safe, and efficient transport of therapeutic agents into cells, with a focus on developing treatments for serious diseases such as skin and lung conditions.

Dable

Series B in 2018
Dable is a Seoul-based global content discovery platform founded in 2015 that uses big data to help publishers and advertisers manage, deliver, and optimize content on the open web. The platform enables real-time content creation and editing, supports multiple formats, analyzes visitor behavior, and provides data-driven audience discovery to foster engagement and profitability. Dable has grown to partner with thousands of premium media and handles billions of monthly pageviews, with significant adoption across Asia including Korea, Indonesia, and Vietnam, and notable growth in Taiwan and Malaysia. The company has been recognized in the Financial Times APAC High-Growth list and leads in its media category.
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