Lisa Xu
Principal @ FirstMark
New York, United States
Lisa Xu is a Series A investor at FirstMark in New York focused on Software and Information Technology. Lisa Xu is the Principal at FirstMark.
- Total investments:
- 5
- Last investment:
- Lead investor:
- 80%
Last updated:
For AI agents: llms.txt
Industries Lisa Xu invests in
Stages Lisa Xu invests in
Countries Lisa Xu invests in
Investment Focus
Industry
- Software 3 (60%)
- Information Technology 3 (60%)
- Information Services 2 (40%)
- Artificial Intelligence 2 (40%)
- B2B 1 (20%)
Stage
- Series A 2 (40%)
- Series B 2 (40%)
- Seed 1 (20%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Bluefish Labs
|
Bluefish helps brands turn AI into a powerful new marketing channel to reach consumers and tell their story online. | $43M / Series B / Apr 14, 2026 | |
Sequen
|
Sequen is an AI-native Behavior Design Engine and reinforcement-learning-driven platform that powers adaptive in-session search. | $16M / Series A / Mar 17, 2026 | |
Attuned Intelligence
|
<p>Attuned Intelligence is a healthcare AI business that specialises in modernizing hospital and health system call centres. | $13M / Seed / Oct 07, 2025 | |
Suger
|
Enable SaaS business to sell & cosell on multi cloud marketplaces (AWS, Azure, GCP, Red Hat, Snowflake & Databricks) | $15M / Series A / Feb 12, 2025 | |
Numa
|
NumberAI develops artificial intelligence software Numa. It enables small businesses to connect their landline numbers digitally and interact with them in a lot of the same ways consumers expect today. Andrew Ruff, Joel Grossman, and Tasso Roumeliotis founded NumberAI in 2016. It has its headquarters in Oakland in California. | $32M / Series B / Oct 01, 2024 |
Co-Investors
About FirstMark
FirstMark is an early-stage venture capital firm based in New York City, backing exceptional founders making their mark on the world. FirstMark has proudly invested in founders of remarkable businesses like Pinterest, Shopify, DraftKings, Discord, Airbnb, Stubhub, Riot Games, and dozens more.
FirstMark Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Adam Nelson
Managing Director
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Amish Jani
Founder and Partner
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Daniel Gaisin
Vice President of Finance
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Lisa Xu
Principal
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Matt Turck
General Partner and Managing Director
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FAQ
What does Lisa Xu invest in?
Lisa Xu invests primarily in Software, Information Technology and Information Services startups, most often at Series A and Series B stage. Most of the 5 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 Lisa Xu last invest?
The most recent investment recorded for Lisa Xu closed in Apr 2026. 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.
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