# Hyunjoo Je > Hyunjoo Je is a Series A investor at Yellowdog backing Software, Apps and SaaS. See 5 investments, check sizes, portfolio. Updated Aug 2026. - Type: Angel Investor - Fund: [Yellowdog](https://shizune.co/investors/profile/yellowdog-b183) - Total investments: 5 - Last investment: Mar 2025 - Lead investor: 60% - Last updated: Aug 2026 - LinkedIn: https://www.linkedin.com/in/hyunjoo-je-a55484155 Hyunjoo Je is a Series A investor at Yellowdog focused on Software and Apps. Hyunjoo Je is the CEO and managing partner of Envisioning Partners, an impact investing venture capital. She was the former CEO of Yellowdog. Before then, she used to work as an investment manager for Asia Buyout Fund in The Carlyle Group. She is serving as a director for Kakao Impact Foundation. ## Investment focus ### Industry | Industry | Investments | Share | | --- | --- | --- | | Software | 2 | 40% | | Apps | 1 | 20% | | SaaS | 1 | 20% | | Medical | 1 | 20% | | Electronics | 1 | 20% | 9 industries tracked in total. ### Stage | Stage | Investments | Share | | --- | --- | --- | | Series A | 2 | 40% | | Series B | 1 | 20% | | Funding Round | 1 | 20% | ## Investments | Company | Description | Amount | Stage | Date | Website | | --- | --- | --- | --- | --- | --- | | i-ESG | i-ESG is a software platform that provides ESG data management and reporting solutions for businesses through a cloud-based service. The platform structures complex environmental, social, and governance data into models that businesses can use for compliance, disclosure, and risk tracking. It offers tools for ESG readiness assessment that measurehow well a company meets global standards and provides recommendations based on collected data. The system includes modules for materiality assessment, sustainability reporting, and ESG data management to support planning and reporting workflows. It also features a supply chain risk management system that collects supplier ESG information and assigns risk scores for action. The platform supports carbon tracking and emission monitoring by gathering greenhouse gas data and setting reduction targets. | | Series A | Mar 06, 2025 | | | AENTS | AENTS provides a carbon neutrality management platform for businesses. | $1.5M | Series A | Apr 10, 2023 | | | Awexome Ray | Awexome Ray is a company that manufactures next-generation X-ray generator. | $12.7M | Series B | Nov 23, 2022 | | | The Wave Talk | The.Wave.Talk developed a biosensor that can detect and monitor impurities (bacteria) within a second. 420,000 people die of food-borne disease per year. Moreover, 10 million people will die of antimicrobial resistance by 2050. It's all about bacteria. It is the origin of life and 5 million-trillion-trillion bacteria are living together withus today. Bacteria are everywhere and every-time. Comparing to this, conventional technologies can detect bacteria only with sampling manner. Because they take long time(several hours up-to days) even with expensive tools. | $2M | | Apr 07, 2020 | | | The Wave Talk | The.Wave.Talk developed a biosensor that can detect and monitor impurities (bacteria) within a second. 420,000 people die of food-borne disease per year. Moreover, 10 million people will die of antimicrobial resistance by 2050. It's all about bacteria. It is the origin of life and 5 million-trillion-trillion bacteria are living together withus today. Bacteria are everywhere and every-time. Comparing to this, conventional technologies can detect bacteria only with sampling manner. Because they take long time(several hours up-to days) even with expensive tools. | $2M | | Apr 07, 2020 | | 5 of 5 investments shown. ## Co-investors - [Big Basin Capital](https://shizune.co/investors/profile/big-basin-capital) — VC Fund, 2 deals together - [BNK Venture Capital](https://shizune.co/investors/profile/bnk-venture-capital) — VC Fund, 1 deal together - [BNK Venture Capital](https://shizune.co/investors/profile/bnk-venture-capital-c3fd) — VC Fund, 1 deal together - [GS Venture](https://shizune.co/investors/profile/gs-venture) — VC Fund, 1 deal together - [Hyundai Investment Partners](https://shizune.co/investors/profile/hyundai-investment-partners) — VC Fund, 1 deal together - [Quantum Ventures Korea](https://shizune.co/investors/profile/quantum-ventures-korea) — VC Fund, 1 deal together ## About Yellowdog VC Fund · Seoul, South Korea Established in 2016, Yellowdog invests in startups, at Pre- series A to series B, which have innovative potentials in four key impact domains - (1) climate actions and environmental solutions, (2) wellness and healthcare, (3) education, and (4) workstyle solutions.They build bridges between the capital market and impact makers. 5 contacts available at Yellowdog. | Name | Title | Profile | | --- | --- | --- | | Hyunjoo Je | CEO | https://shizune.co/investors/profile/hyunjoo-je | | Inwon Park | Investment Manager | https://shizune.co/investors/profile/inwon-park | | June Cha | Partner | https://shizune.co/investors/profile/june-cha | | Sonyoung Hong | Investment Manager | https://shizune.co/investors/profile/sonyoung-hong | | Soohyun Bae | Director | https://shizune.co/investors/profile/soohyun-bae-2882 | ## Similar investors ### Similar stage - [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund - [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund - [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund ## FAQ ### What does Hyunjoo Je invest in? Hyunjoo Je invests primarily in Software, Apps and SaaS startups, most often at Series A and Series B stage. Most of the 5 investments tracked by Shizune back companies in South Korea. The Investment Focus section breaks down every industry, stage and country in the portfolio. ### When did Hyunjoo Je last invest? The most recent investment recorded for Hyunjoo Je closed in Mar 2025. Shizune tracks 5 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly. ### 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. # About Shizune Shizune.co is an investor database. Core features: - 48,091 startup investors (angels, VCs, accelerators, and others) - Email, phone, LinkedIn (for intros), socials, and other contact data - Updated daily from public funding news - CSV and Excel export The User can access the full database FOR FREE after signing up: shizune.co