# Susan Choe > Susan Choe is a seed investor at Katalyst Ventures backing Software and Artificial Intelligence. See 52 investments, check sizes, portfolio. Updated Aug 2026. - Type: Angel Investor - Fund: [Katalyst Ventures](https://shizune.co/investors/profile/katalyst-ventures-management-llc) - Location: San Francisco, United States - Total investments: 52 - Last investment: Aug 2022 - Lead investor: 21% - Last updated: Aug 2026 - LinkedIn: https://www.linkedin.com/in/choesusan - Facebook: https://www.facebook.com/choesu Susan Choe is a seed investor at Katalyst Ventures in San Francisco focused on Software and Artificial Intelligence. Susan Choe is the Founder and Managing Partner at Katalyst Ventures. Susan also co-founded Visionnaire Ventures. Susan's technology focused career began in NYC at large financial institutions' research, corporate development and Business analysis: Merrill Lynch, DLJdirect, to American Express Interactive group to early online leaders:Yahoo and NHN. She also founded a venture backed games/media platform, Outspark, which sold to Axl Springer then VC firms Visionnaire Ventures and Katalyst Ventures. Susan attended Columbia University and UC Irvine. ## Investment focus ### Industry | Industry | Investments | Share | | --- | --- | --- | | Software | 8 | 15% | | Artificial Intelligence | 6 | 12% | | SaaS | 3 | 6% | | Delivery | 3 | 6% | | Analytics | 3 | 6% | 70 industries tracked in total. ### Stage | Stage | Investments | Share | | --- | --- | --- | | Seed | 12 | 23% | | Series A | 10 | 19% | | Convertible Note | 7 | 13% | | Series B | 5 | 10% | | Series C | 2 | 4% | 9 stages tracked in total. ### Country | Country | Investments | Share | | --- | --- | --- | | United States | 23 | 44% | | Canada | 2 | 4% | ## Investments | Company | Description | Amount | Stage | Date | Website | | --- | --- | --- | --- | --- | --- | | Arine | Arine offers a comprehensive medication management platform that identifies and supports individuals at risk of medication-related problems to prevent negative health events. The platform integrates clinical expertise and data analytics to optimize medications and improve health outcomes. | $29M | Series B | Aug 17, 2022 | | | Hyperspec-ai | Only 3% of US roadways are covered by the high-definition master maps that today's self-driving cars require to navigate. Without a hard tether to these maps, or beyond their bounds, autonomous vehicles simply cannot operate. Worse, the coverage of these maps is expanding at a rate of only 2% every 5 years.At Hyperspec AI we are expandingnavigable roadways for autonomous vehicles to 95%, today, by equipping each car with our onboard vision hardware that localizes and navigates with true autonomy. Our high-frequency periodic calibration corrects for drift using satellite imagery to achieve continuous precise real-time positioning at a fraction of the cost.Hyperspec AI is my third company and the second to focus on mapping and localization for autonomous vehicles. I am a serial entrepreneur with successful exits and the deep domain expertise required to lead this new generation of navigation technology. Today, my team includes top talent in computer vision, simulation, and high-performance edge computing.With $860K raised and $750K in revenue booked to date with a $1.2M backlog, we have traction and momentum. Our focus is on partnership opportunities that accelerate our time-to-market to meet the immediate industry demand. | | Seed | Sep 27, 2021 | | | Zipline International | Zipline is a California-based automated logistics company that designs, manufactures, and operates drones to deliver vital medical products. Zipline's mission is to provide every human on Earth with instant access to vital medical supplies.In 2014, Zipline was created to deliver medicine to those who need it most. Since then, the company hasbuilt the world's fastest and most reliable delivery drone, the world's largest autonomous logistics network, and a truly amazing team. Zipline designs and tests its technology in Half Moon Bay, California. The company assembles the drones and the technology that powers its distribution centers in South San Francisco. Zipline performs extensive flight testing in Davis, California, and operates distribution centers around the planet with teams of local operators. | $250M | Series E | Jun 30, 2021 | | | DocMatter | DocMatter brings the knowledge of the medical community to your fingertips. Explore the new paradigm of learning and sharing information through the first global knowledge and discussion forum for medical professionals. Expand your information base by leveraging the collective experience of your peers, along with other thought leaders from topinstitutions and practices around the world. And increase your visibility in the community by contributing to ongoing discussions and beginning new ones. | | Series A | Jun 12, 2021 | | | DocMatter | DocMatter brings the knowledge of the medical community to your fingertips. Explore the new paradigm of learning and sharing information through the first global knowledge and discussion forum for medical professionals. Expand your information base by leveraging the collective experience of your peers, along with other thought leaders from topinstitutions and practices around the world. And increase your visibility in the community by contributing to ongoing discussions and beginning new ones. | | Convertible Note | Jun 12, 2021 | | | Hyperspec-ai | Only 3% of US roadways are covered by the high-definition master maps that today's self-driving cars require to navigate. Without a hard tether to these maps, or beyond their bounds, autonomous vehicles simply cannot operate. Worse, the coverage of these maps is expanding at a rate of only 2% every 5 years.At Hyperspec AI we are expandingnavigable roadways for autonomous vehicles to 95%, today, by equipping each car with our onboard vision hardware that localizes and navigates with true autonomy. Our high-frequency periodic calibration corrects for drift using satellite imagery to achieve continuous precise real-time positioning at a fraction of the cost.Hyperspec AI is my third company and the second to focus on mapping and localization for autonomous vehicles. I am a serial entrepreneur with successful exits and the deep domain expertise required to lead this new generation of navigation technology. Today, my team includes top talent in computer vision, simulation, and high-performance edge computing.With $860K raised and $750K in revenue booked to date with a $1.2M backlog, we have traction and momentum. Our focus is on partnership opportunities that accelerate our time-to-market to meet the immediate industry demand. | $1M | Seed | May 24, 2021 | | | Hyperspec-ai | Only 3% of US roadways are covered by the high-definition master maps that today's self-driving cars require to navigate. Without a hard tether to these maps, or beyond their bounds, autonomous vehicles simply cannot operate. Worse, the coverage of these maps is expanding at a rate of only 2% every 5 years.At Hyperspec AI we are expandingnavigable roadways for autonomous vehicles to 95%, today, by equipping each car with our onboard vision hardware that localizes and navigates with true autonomy. Our high-frequency periodic calibration corrects for drift using satellite imagery to achieve continuous precise real-time positioning at a fraction of the cost.Hyperspec AI is my third company and the second to focus on mapping and localization for autonomous vehicles. I am a serial entrepreneur with successful exits and the deep domain expertise required to lead this new generation of navigation technology. Today, my team includes top talent in computer vision, simulation, and high-performance edge computing.With $860K raised and $750K in revenue booked to date with a $1.2M backlog, we have traction and momentum. Our focus is on partnership opportunities that accelerate our time-to-market to meet the immediate industry demand. | $1M | Convertible Note | May 24, 2021 | | | Carta Healthcare | Carta empowers hospitals to personalize the delivery of care to the individual needs of each patient. The approach Carta Healthcare is advocating and enabling is to: find past patients similar to the current one being treated; quantify what exactly happened to them during their journey through the hospital (this is where our model comes in) and;use machine learning to project what the particular patient in question will need, and what the patient can expect their experience to be in the hospital. Carta was founded in 2017 and is based in Palo Alto, California, United States. | $17.3M | Series A | Apr 07, 2021 | | | Zipline International | Zipline is a California-based automated logistics company that designs, manufactures, and operates drones to deliver vital medical products. Zipline's mission is to provide every human on Earth with instant access to vital medical supplies.In 2014, Zipline was created to deliver medicine to those who need it most. Since then, the company hasbuilt the world's fastest and most reliable delivery drone, the world's largest autonomous logistics network, and a truly amazing team. Zipline designs and tests its technology in Half Moon Bay, California. The company assembles the drones and the technology that powers its distribution centers in South San Francisco. Zipline performs extensive flight testing in Davis, California, and operates distribution centers around the planet with teams of local operators. | | Series E | Jan 15, 2021 | | | Arine | Arine offers a comprehensive medication management platform that identifies and supports individuals at risk of medication-related problems to prevent negative health events. The platform integrates clinical expertise and data analytics to optimize medications and improve health outcomes. | $11M | Series A | Jan 11, 2021 | | 10 of 52 investments shown. ## Co-investors - [Oakhouse Partners](https://shizune.co/investors/profile/oakhousepartners) — VC Fund, 4 deals together - [111° West Capital](https://shizune.co/investors/profile/111-west-capital) — VC Fund, 3 deals together - [Asset Management Ventures (AMV)](https://shizune.co/investors/profile/asset-management-ventures) — VC Fund, 3 deals together - [SGH CAPITAL](https://shizune.co/investors/profile/sgh-capital) — VC Fund, 3 deals together - [Temasek](https://shizune.co/investors/profile/temasek) — VC Fund, 3 deals together - [Baillie Gifford](https://shizune.co/investors/profile/baillie-gifford) — VC Fund, 2 deals together ## About Katalyst Ventures VC Fund · San Francisco, United States Katalyst Ventures is a stage-agnostic venture fund investing in game-changing ideas and the entrepreneurs behind them leaders with ingenuity, grit, and devotion who build companies that last. They support innovators throughout their journey to realize the potential of their ideas with their collaborative approach to venture capital. 4 contacts available at Katalyst Ventures. | Name | Title | Profile | | --- | --- | --- | | Chris Edell | Partner | https://shizune.co/investors/profile/chris-edell | | Kathleen Seibert | Operations Manager | https://shizune.co/investors/profile/kathleen-seibert | | Susan Choe | Founder & Managing Partner | https://shizune.co/investors/profile/susan-choe | | Jeannine Sargent | Operating Partner | https://shizune.co/investors/profile/jeannine-sargent | ## 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 - [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund ## FAQ ### What does Susan Choe invest in? Susan Choe invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Seed and Series A stage. Most of the 52 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio. ### When did Susan Choe last invest? The most recent investment recorded for Susan Choe closed in Aug 2022. Shizune tracks 52 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. 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