Sam Yu
Founding Partner @ Long Venture Partners
San Francisco, United States
Sam Yu is a seed investor at Long Venture Partners in San Francisco focused on Software and ISP. Sam Yu is the Founding Partner of Long Venture Partners. He attended Stanford University Graduate School of Business.
- Total investments:
- 12
- Last investment:
- Lead investor:
- 17%
Last updated:
For AI agents: llms.txt
Industries Sam Yu invests in
Stages Sam Yu invests in
Countries Sam Yu invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Stage
- Seed 3 (25%)
- Series A 3 (25%)
- Series B 2 (17%)
- Series C 1 (8%)
- Funding Round 1 (8%)
Country
- United States 6 (50%)
- Romania 1 (8%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Firework offers video commerce solutions built for websites, apps, and stores. They operate a storytelling platform intended to live stream videos directly on the website. The company's platform features in-video shopping, lead generation, and live streaming events and allows importing and editing videos, enabling brands to engage and converttheir website visitors. | $11.3M / Series A / Aug 15, 2018 | ||
| Firework offers video commerce solutions built for websites, apps, and stores. They operate a storytelling platform intended to live stream videos directly on the website. The company's platform features in-video shopping, lead generation, and live streaming events and allows importing and editing videos, enabling brands to engage and converttheir website visitors. | Series A / Aug 02, 2018 | ||
| Senreve is a luxury handbag company for the multifaceted modern woman. With Senreve, women are now free to go about their day with ease, empowered to better live their busy, modern lifestyles. From phone and wallet to laptop and lipstick—finally a beautiful bag that knows how to multitask.What they’ve created is a seamless blend of elegantdesign, impeccable quality, and innovative construction. Their bags are sleek, structured, and designed to carry life in style. They're also lightweight, travel-friendly, and just as appropriate for a business meeting as they are for happy hour or brunch. | Seed / Jun 15, 2018 | ||
| Bolt is on a mission to democratize commerce. Bolt strengthens retailers’ relationships with their customers by unlocking secure, logged-in, lightning-fast checkouts. The company’s rapidly growing network of one-click-checkout-ready shoppers visits Bolt merchants as if they are return customers. Hundreds of retailers including, REVOLVE, Casper,Badgley Mischka, and LVMH brand Benefit Cosmetics leverage Bolt to offer their shoppers the seamless checkout experiences they’ve come to expect across the internet.Bolt was established in 2014 and is headquartered in San Francisco, California. | $22M / Series A / Jun 01, 2018 | ||
| Cabin (www.ridecabin.com) is the first hospitality transportation company on a mission to make the most of every waking and sleeping moment. Cabin addresses America's "500 mile problem," in which regional travel up to 500 miles from home requires sacrificing an entire day, forcing people to take fewer trips without even knowing it.By consolidating both transportation and accommodation into one simple and delightful experience, Cabin’s one-of-a-kind moving hotel experience enables people to travel without travel time. The company is backed by some of the top investors in Silicon Valley including Founders Fund’s FF Angel, SV Angel, Floodgate, Box Group, Brainchild Holdings, Justin Rosenstein, StartX, FJ Labs, and 1517 Fund. | Seed / May 15, 2018 | ||
| FaceRig is an upcoming program enabling anyone with a webcam to digitally embody any character they want. For now we're focusing on just the portrait, but we aim to do more in the future. Take a look and leave us a message. | $2M / Series A / Jan 09, 2018 | ||
| Amplitude is the product intelligence platform that helps companies use their customer data to build great product experiences for systematic business growth. Headquartered in San Francisco with offices in New York, London, Paris, Amsterdam, and Singapore, Amplitude is the cross-platform intelligence solution of choice for modern product and growthteams. Amplitude serves over 30,000 teams at companies like Microsoft, Twitter, Adidas, CapitalOne, NBC, Hubspot, and Procter & Gamble. | Jun 16, 2017 | ||
| Amplitude is the product intelligence platform that helps companies use their customer data to build great product experiences for systematic business growth. Headquartered in San Francisco with offices in New York, London, Paris, Amsterdam, and Singapore, Amplitude is the cross-platform intelligence solution of choice for modern product and growthteams. Amplitude serves over 30,000 teams at companies like Microsoft, Twitter, Adidas, CapitalOne, NBC, Hubspot, and Procter & Gamble. | $30M / Series C / Jun 16, 2017 | ||
| Sail Internet is focused on improving the internet access experience at home and at work. It provides fixed wireless internet access for the client's home or their businesses. It is headquartered in Palo Alto, California. | $3.5M / Seed / Jan 08, 2017 | ||
| Bolt is on a mission to democratize commerce. Bolt strengthens retailers’ relationships with their customers by unlocking secure, logged-in, lightning-fast checkouts. The company’s rapidly growing network of one-click-checkout-ready shoppers visits Bolt merchants as if they are return customers. Hundreds of retailers including, REVOLVE, Casper,Badgley Mischka, and LVMH brand Benefit Cosmetics leverage Bolt to offer their shoppers the seamless checkout experiences they’ve come to expect across the internet.Bolt was established in 2014 and is headquartered in San Francisco, California. | $19M / Series A / Oct 26, 2016 | ||
| See all 12 investments → | |||
Co-Investors
About Long Venture Partners
Long is a venture capital firm investing in early stage technology startups in China and the US. We combine local insight with a global perspective to power the ambitions of next-gen founders.
Long Venture Partners Contacts
| Name | Phone | Socials | |
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Sam Yu
Founding Partner
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FAQ
What does Sam Yu invest in?
Sam Yu invests primarily in Software, ISP and SaaS startups, most often at Seed and Series A stage. Most of the 12 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Sam Yu?
Public channels for Sam Yu include LinkedIn. 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.
When did Sam Yu last invest?
The most recent investment recorded for Sam Yu closed in Aug 2018. Shizune tracks 12 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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