Mainstreet Investment
VC Fund
Seoul, South Korea
Mainstreet Investment is a VC fund in Seoul focused on Marketing and E-Commerce. Mainstreet Investment focuses on the growth capital opportunity of mid-sized businesses in the technology and consumer sectors.
- Total investments:
- 12
- Last investment:
- Lead investor:
- 17%
Last updated:
For AI agents: llms.txt
Industries Mainstreet Investment invests in
Stages Mainstreet Investment invests in
Countries Mainstreet Investment invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $1.3M–$1.8M
- Series A
- $4.4M–$22M
Investment Focus
Industry
- Marketing 3 (25%)
- E-Commerce 3 (25%)
- Media and Entertainment 3 (25%)
- Sales 2 (17%)
- AgTech 2 (17%)
Stage
- Series A 4 (33%)
- Seed 3 (25%)
- Venture - Series Unknown 2 (17%)
- Series B 1 (8%)
- Series C 1 (8%)
Country
- South Korea 8 (67%)
- United States 3 (25%)
- India 1 (8%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Kunho Kim
Venture Partner
|
Venture Partner | Total investments: 0 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Red Brick House
|
Red Brick House is a specialized South Korean indie game publisher dedicated to discovering, supporting, and publishing innovative independent games, helping talented developers bring creative and engaging gaming experiences to players across domestic and global markets. | Seed / Jul 14, 2026 | |
Live X
|
Live X is a digital transformation and brand development company that provides media services. | $4.4M / Series A / May 15, 2024 | |
Weclassic
|
Weclassic is a music company that teaches classic music to students. | Venture - Series Unknown / Oct 04, 2022 | |
Caring
|
Caring is a visiting medical treatment facility that offers medical consultation. | $22.4M / Series A / Aug 31, 2022 | |
Fanagement
|
Fanddle is a mobile-based online fandom platform founded in 2019 that connects global fans and celebrities and provides an e-commerce-based gift mediation service for those who find it difficult to get closer to celebrities. By using our service, fans are able to send gifts along with private messages without any international shipping coststhrough the app. We believe all fans deserve to be able to express their support and love for celebrities through various methods, such as sending gifts, messages, and donations for charitable causes.The company was founded in December 2018 by Si-ha Park and is currently headquartered in Seoul, South Korea. | $1.3M / Seed / Jul 01, 2022 | |
ZenLedger
|
ZenLedger is an analytics startup that simplifies cryptocurrency taxes to help investors and tax professionals in portfolio management. Built by expert industry veterans in technology, finance, and accounting, it allows users to easily import crypto transactions, calculate gains and income, and prepare tax returns.Its automated platform helpsinvestors and tax professionals reduce the uncertainty, frustration, and manual grunt work of creating personal crypto brokerage accounts. | $15M / Series B / May 25, 2022 | |
Ninjacart
|
Ninjacart operates an online business-to-business platform that connects farmers, manufactures, and brands to retailers directly through the lean and connected supply chain. Its platform enables the distribution of vegetables and fruits to retailers and restaurants across India. Ashutosh Vikram, Kartheeswaran K K, Sharath Loganathan, ThirukumaranNagarajan, and Vasu Devan founded Ninjacart in July 2015. It has its headquarters in Bengaluru in India. | $9M / Series D / May 18, 2022 | |
Paynstore
|
Paynstore is a payment infrastructure company that offers mobile app and application services. | $1.8M / Seed / May 12, 2022 | |
WatchBox
|
WatchBox™ is the global destination for luxury pre-owned timepieces, offering an expertly curated inventory of luxury pre-owned watches for sale, personalized client services, educational opportunities and astute editorial content. Fueled by tech-aided convenience. In tune with today’s modern connected consumer, The WatchBox operates under thepremise that time is greatest luxury, and pricing transparency is paramount to establish trust. Their team of 170 associates are some of the most passionate watch enthusiasts in the business, maintaining a level of knowledge regarding the history, nuances of current collections and pulse of the secondary marketplace to welcome into their world; lend expert council and keep captivated. | Venture - Series Unknown / Aug 04, 2021 | |
Blind
|
Blind is a trusted community where verified professionals connect to discuss what matters most. Professionals anonymously communicate in private company channels and openly with users across industries. Blind is a place where 4.1M+ professionals worldwide share advice, provide honest perspectives, discuss company culture and discover relevantcareer information. Blind is a platform for change. Our mission towards transparency breaks down professional barriers, empowering informed decisions and inspiring productive change in the workplace. | $37.1M / Series C / May 10, 2021 | |
| See all 12 investments → | |||
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FAQ
What does Mainstreet Investment invest in?
Mainstreet Investment invests primarily in Marketing, E-Commerce and Media and Entertainment startups, most often at Series A and Seed stage. Most of the 12 investments tracked by Shizune back companies in South Korea. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Mainstreet Investment invest in?
Mainstreet Investment typically joins rounds of $1.3M–$1.8M at Seed and $4.4M–$22M at Series A. These are whole funding-round sizes, not Mainstreet Investment's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Mainstreet Investment took part in.
How do I contact Mainstreet Investment?
Public channels for Mainstreet Investment include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at Mainstreet Investment?
The team at Mainstreet Investment includes Kunho Kim (Venture Partner). The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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