Brian Yoo
CBO @ FriendliAI
San Francisco, United States
Brian Yoo is a pre-seed investor at FriendliAI in San Francisco focused on SaaS and Internet. Brian Yoo
- Total investments:
- 4
- Last investment:
- Lead investor:
- 25%
Last updated:
For AI agents: llms.txt
Industries Brian Yoo invests in
Stages Brian Yoo invests in
Countries Brian Yoo invests in
Investment Focus
Industry
- SaaS 2 (50%)
- Internet 2 (50%)
- Software 2 (50%)
- Information Technology 2 (50%)
- Artificial Intelligence 2 (50%)
Stage
- Pre-Seed 2 (50%)
- Seed 1 (25%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Z-ORDER
|
Z-ORDER is a tablet-based table order solution optimized for American restaurants, allowing customers to handle the entire process from menu confirmation to ordering and payment. | Seed / Jun 16, 2025 | |
ByTeams
|
With AI coding agents driving explosive growth in code production, there's now an urgent need for solutions that can scale middle management processes to match this pace. ByTeams streamlines everything non-coding in engineering organizations. | Pre-Seed / Jun 09, 2025 | |
Serro
|
Serro helps engineering organizations scale their TPM capacity. In an era where AI agents are rapidly increasing code output, engineering teams need a new operating layer for coordination, visibility, and follow-through. Serro creates live program memory from scattered engineering signals across code, tickets, meetings, and messages. Delegatecoordination to Serro agents. Scale the shared human oversight. | $3.2M / Pre-Seed / Jun 09, 2025 | |
|
Serro
|
Serro helps engineering organizations scale their TPM capacity. In an era where AI agents are rapidly increasing code output, engineering teams need a new operating layer for coordination, visibility, and follow-through. Serro creates live program memory from scattered engineering signals across code, tickets, meetings, and messages. Delegatecoordination to Serro agents. Scale the shared human oversight. | $3.2M / Pre-Seed / Jun 09, 2025 |
Co-Investors
About FriendliAI
FriendliAI is a generative AI infrastructure platform that enables deployment, scaling, and monitoring, including text, image, video, and audio, from sources like Hugging Face, and integrates quantization techniques such as FP8, INT8, and AWQ to improve inference efficiency. It offers managed services that automate GPU provisioning, auto-scaling,failure recovery, and performance tracking, helping businesses streamline generative AI deployment with reduced infrastructure complexity and cost. It also supports integrations with model hubs and tooling for debugging, observability, and structured API outputs.
FriendliAI Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Brian Yoo
CBO
|
|||
Byung-Gon Chun
Co-Founder & CEO
|
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Gyeong-In Yu
CTO
|
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2 more contacts available
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FAQ
What does Brian Yoo invest in?
Brian Yoo invests primarily in SaaS, Internet and Software startups, most often at Pre-Seed and Seed stage. Most of the 4 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 Brian Yoo last invest?
The most recent investment recorded for Brian Yoo closed in Jun 2025. Shizune tracks 4 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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