StartupBlink

61 Top startups in Jeju-si for June 2026

We rank RideFlux, Kakao Corporation and Trustay in Jeju-si along with 58 other startups based on an algorithm that scores startups based on total investment, employee count, and quarterly website traffic. Jeju-si startup ecosystem ranks #620 globally and #7 in South Korea.

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Best Startups in Jeju-si for 2026

SB Score:369

RideFlux is a self-driving software company for safe and reliable autonomous transporation service. Since our foundation in 2018, we hope for a better world where everyone can be safer and more comfortable while moving with our self-driving cars and software. We believe in the potential that self-driving technology embraces, how driving can become an innovative experience not a mere stress, which inspires us to build up its future with every step on our way. Our headquarter is located in Jeju island, one of the best test-beds in the world for developing reliable AD software technologies. It has a variety of road environments and various weather conditions across the island (1850 square kilometers), and significantly high demands for mobility service (16 million visitors a year without bring own vehicles). We are strategically located for technology enhancement for reliable urban autonomy. For the Safety, Beyond the Safety.

Industry:
Transportation
Subindustry:
Automotive

City Rank (Jeju-si)

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SB Score:362

Kakao is a mobile lifestyle platform company with services spanning messaging, mail, search, news, advertising, gaming, e-commerce, music, maps and more. Its content platform offers a diverse array of content that can be enjoyed by users of all interest range. Daum News offers tens of thousands of news articles from top news outlets every day, and Story Funding, the country’s first crowdfunding service, is building a healthy platform for new information in hand with users. Kakao Music, Kakao Page, Daum Webtoon and more, enrich user's daily lives enabling users to easily share and enjoy music, cartoons, novels and more. Kakao Game is a mobile gaming platform that allows users to compete with friends on their social graph. Its popularity has resulted in explosive growths for the Korean mobile gaming industry while establishing mobile games as a mainstream phenomenon. The company was founded in 2010 and is headquartered in Jeju, South Korea.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

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SB Score:302

Trustay digitizes apartment living with a city-based housing platform that connects community management, access and payments, and resident services, streamlining short-term stays and daily living for a seamless residential experience

Industry:
Ecommerce & Retail
Subindustry:
Proptech

City Rank (Jeju-si)

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4th

GXC
SB Score:289

GXC is a game platform. Game Round (G.Round) - Global Game Community-driven, Big-data Business Platform Global Top Round(GTR) - a Top-tier Game Startup Accelerator, has invested and supported 62 game studios worldwide via its GTR Accelerator program, the program that inducts 10 new game studios every year. Round Ventures - A VC fund company that promotes successful game investment based on team execution power and user preference/sales forecast data

Industry:
Social & Leisure
Subindustry:
Games

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SB Score:281

Monolith is a commercial provider of developing smart parks that converges technology and play space for children.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

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SB Score:273

Nature Mobility is an online platform that combines the optimal means of transportation from the starting point to the destination and reflects real-time traffic conditions. Nature Mobility, an all-in-one car rental service, assesses the prices of vehicles that can be shared in real time based on local facts. You can immediately check the details required for the reservation and make payment.

Industry:
Software & Data
Subindustry:
Apps

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SB Score:248

CatchItPlay operates “CatchIt English,” a gamified English learning app that delivers immersive and engaging language education

Industry:
Edtech
Subindustry:
Edtech

City Rank (Jeju-si)

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8th

TNDN
SB Score:231

A start-up company in the Jeju Creative Economy and Innovation Center, grasped the situation and developed a Jeju restaurant recommendation service application (app). It developed a food recommendation algorithm for euker only, providing customized food information, and facilitating ordering services through mobile apps, including billing system alliances.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

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SB Score:222

JD TECH is an IoT specialized company that develops IoT equipment for farms. JD Tech provides systems, platforms and farm products and services for smart farms.

Industry:
Software & Data
Subindustry:
Data Analytics

City Rank (Jeju-si)

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SB Score:219

Gongyou Eojang operates “Pado Box,” a fishery D2C platform linking consumers directly to fishers’ real-time catches for fresh seafood delivery

Industry:
Transportation
Subindustry:
Logistics

City Rank (Jeju-si)

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Total amount:61

Top 8 Transportation Startups in Jeju-si for 2026

The top three Transportation startups in Jeju-si have raised more than USD 57.1M. Jeju-si startup ecosystem ranks #181 globally for the Transportation industry.
SB Score:369

RideFlux is a self-driving software company for safe and reliable autonomous transporation service. Since our foundation in 2018, we hope for a better world where everyone can be safer and more comfortable while moving with our self-driving cars and software. We believe in the potential that self-driving technology embraces, how driving can become an innovative experience not a mere stress, which inspires us to build up its future with every step on our way. Our headquarter is located in Jeju island, one of the best test-beds in the world for developing reliable AD software technologies. It has a variety of road environments and various weather conditions across the island (1850 square kilometers), and significantly high demands for mobility service (16 million visitors a year without bring own vehicles). We are strategically located for technology enhancement for reliable urban autonomy. For the Safety, Beyond the Safety.

Industry:
Transportation
Subindustry:
Automotive

City Rank (Jeju-si)

0

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Regional Rank (East Asia)

0

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Global Rank (WorldWide)

0

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SB Score:219

Gongyou Eojang operates “Pado Box,” a fishery D2C platform linking consumers directly to fishers’ real-time catches for fresh seafood delivery

Industry:
Transportation
Subindustry:
Logistics

City Rank (Jeju-si)

0

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Regional Rank (East Asia)

0

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Global Rank (WorldWide)

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SB Score:81

Nature Mobility runs “Zzimcar,” a global mobility platform that integrates local rentals and driving experiences with unified booking, payment, and insurance for easier travel

Industry:
Transportation
Subindustry:
Automotive

City Rank (Jeju-si)

0

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Regional Rank (East Asia)

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Total amount:8

Top 16 Social & Leisure Startups in Jeju-si for 2026

The top three Social & Leisure startups in Jeju-si have raised more than USD 12.3M. Jeju-si startup ecosystem ranks #299 globally for the Social & Leisure industry.

1st

GXC
SB Score:289

GXC is a game platform. Game Round (G.Round) - Global Game Community-driven, Big-data Business Platform Global Top Round(GTR) - a Top-tier Game Startup Accelerator, has invested and supported 62 game studios worldwide via its GTR Accelerator program, the program that inducts 10 new game studios every year. Round Ventures - A VC fund company that promotes successful game investment based on team execution power and user preference/sales forecast data

Industry:
Social & Leisure
Subindustry:
Games

City Rank (Jeju-si)

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Regional Rank (East Asia)

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SB Score:164

Dazayo operates the “Empty House Project,” mediating and booking Jeju guesthouse stays while revitalizing idle spaces to enhance local tourism and housing value

Industry:
Social & Leisure
Subindustry:
Travel

City Rank (Jeju-si)

0

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Regional Rank (East Asia)

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SB Score:145

SummitPlay enables pre-release music trading and distribution, streamlining creators’ release workflows

Industry:
Social & Leisure
Subindustry:
Entertainment

City Rank (Jeju-si)

0

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Regional Rank (East Asia)

0

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Global Rank (WorldWide)

0

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Total amount:16

Top 13 Software & Data Startups in Jeju-si for 2026

The top three Software & Data startups in Jeju-si have raised more than USD 33.6M. Jeju-si startup ecosystem ranks #573 globally for the Software & Data industry.
SB Score:362

Kakao is a mobile lifestyle platform company with services spanning messaging, mail, search, news, advertising, gaming, e-commerce, music, maps and more. Its content platform offers a diverse array of content that can be enjoyed by users of all interest range. Daum News offers tens of thousands of news articles from top news outlets every day, and Story Funding, the country’s first crowdfunding service, is building a healthy platform for new information in hand with users. Kakao Music, Kakao Page, Daum Webtoon and more, enrich user's daily lives enabling users to easily share and enjoy music, cartoons, novels and more. Kakao Game is a mobile gaming platform that allows users to compete with friends on their social graph. Its popularity has resulted in explosive growths for the Korean mobile gaming industry while establishing mobile games as a mainstream phenomenon. The company was founded in 2010 and is headquartered in Jeju, South Korea.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
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SB Score:281

Monolith is a commercial provider of developing smart parks that converges technology and play space for children.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:273

Nature Mobility is an online platform that combines the optimal means of transportation from the starting point to the destination and reflects real-time traffic conditions. Nature Mobility, an all-in-one car rental service, assesses the prices of vehicles that can be shared in real time based on local facts. You can immediately check the details required for the reservation and make payment.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

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Total amount:13

Most Funded Startups in Jeju-si for 2026

The top three most funded startups in Jeju-si have raised total funding of more than USD 88.5M. RideFlux has 1.90% more funding than Monolith.
SB Score:369

RideFlux is a self-driving software company for safe and reliable autonomous transporation service. Since our foundation in 2018, we hope for a better world where everyone can be safer and more comfortable while moving with our self-driving cars and software. We believe in the potential that self-driving technology embraces, how driving can become an innovative experience not a mere stress, which inspires us to build up its future with every step on our way. Our headquarter is located in Jeju island, one of the best test-beds in the world for developing reliable AD software technologies. It has a variety of road environments and various weather conditions across the island (1850 square kilometers), and significantly high demands for mobility service (16 million visitors a year without bring own vehicles). We are strategically located for technology enhancement for reliable urban autonomy. For the Safety, Beyond the Safety.

Industry:
Transportation
Subindustry:
Automotive

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:281

Monolith is a commercial provider of developing smart parks that converges technology and play space for children.

Industry:
Software & Data
Subindustry:
Artificial Intelligence

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:273

Nature Mobility is an online platform that combines the optimal means of transportation from the starting point to the destination and reflects real-time traffic conditions. Nature Mobility, an all-in-one car rental service, assesses the prices of vehicles that can be shared in real time based on local facts. You can immediately check the details required for the reservation and make payment.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
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Total amount:61

Top Hiring Startups in Jeju-si by Employee Number

The top three hiring startups in Jeju-si have an median employee size that is between [51-100]
SB Score:362

Kakao is a mobile lifestyle platform company with services spanning messaging, mail, search, news, advertising, gaming, e-commerce, music, maps and more. Its content platform offers a diverse array of content that can be enjoyed by users of all interest range. Daum News offers tens of thousands of news articles from top news outlets every day, and Story Funding, the country’s first crowdfunding service, is building a healthy platform for new information in hand with users. Kakao Music, Kakao Page, Daum Webtoon and more, enrich user's daily lives enabling users to easily share and enjoy music, cartoons, novels and more. Kakao Game is a mobile gaming platform that allows users to compete with friends on their social graph. Its popularity has resulted in explosive growths for the Korean mobile gaming industry while establishing mobile games as a mainstream phenomenon. The company was founded in 2010 and is headquartered in Jeju, South Korea.

Industry:
Software & Data
Subindustry:
Apps

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:369

RideFlux is a self-driving software company for safe and reliable autonomous transporation service. Since our foundation in 2018, we hope for a better world where everyone can be safer and more comfortable while moving with our self-driving cars and software. We believe in the potential that self-driving technology embraces, how driving can become an innovative experience not a mere stress, which inspires us to build up its future with every step on our way. Our headquarter is located in Jeju island, one of the best test-beds in the world for developing reliable AD software technologies. It has a variety of road environments and various weather conditions across the island (1850 square kilometers), and significantly high demands for mobility service (16 million visitors a year without bring own vehicles). We are strategically located for technology enhancement for reliable urban autonomy. For the Safety, Beyond the Safety.

Industry:
Transportation
Subindustry:
Automotive

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page
SB Score:302

Trustay digitizes apartment living with a city-based housing platform that connects community management, access and payments, and resident services, streamlining short-term stays and daily living for a seamless residential experience

Industry:
Ecommerce & Retail
Subindustry:
Proptech

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page

4th

GXC
SB Score:289

GXC is a game platform. Game Round (G.Round) - Global Game Community-driven, Big-data Business Platform Global Top Round(GTR) - a Top-tier Game Startup Accelerator, has invested and supported 62 game studios worldwide via its GTR Accelerator program, the program that inducts 10 new game studios every year. Round Ventures - A VC fund company that promotes successful game investment based on team execution power and user preference/sales forecast data

Industry:
Social & Leisure
Subindustry:
Games

City Rank (Jeju-si)

0

View

Regional Rank (East Asia)

0

View

Global Rank (WorldWide)

0

Browse
View full page

Total amount:61

Explore the Startup Ecosystem of Jeju-si

National Rank

(South Korea)

7th

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Regional Rank

(East Asia)

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Global Rank

(WorldWide)

620th

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Top Cities for Startups in South Korea - Ranked by StartupBlink

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