Sam Lee
Founder & Managing Director @ Infinity Capital
San Francisco Bay Area, United States
Sam Lee is a Series D investor at Infinity Capital in San Francisco Bay Area focused on Software and Semiconductor. Sam H. Lee Founder & Managing Director at Infinity Capital and ESIF Capital.Since July 1999, Mr. Lee has been a co-founder and Managing Director of Infinity Capital, a venture capital firm. Since 1995, Mr. Lee has been a co-founder and General Partner of Information Technology Ventures, a venture capital firm. Prior to foundingInformation Technology Ventures, from 1990 to 1994 he served as Vice President of Philadelphia Ventures, a venture capital firm. Mr. Lee served on the board of directors of E.Piphany, a software solutions company, Epigram, Amber Networks, Ambit Design Systems, Forte Design Systems,, and several other privately held companies. He is currently investor and/or advisor in KSOC Labs, Juvo, and DailyPayMr. Lee holds a B.S. in electrical engineering from Mississippi State University, an M.E. in electrical engineering from Texas A&M University and an M.B.A. from the Wharton School of the University of Pennsylvania.
- Total investments:
- 9
- Last investment:
- Lead investor:
- 11%
Last updated:
For AI agents: llms.txt
Industries Sam Lee invests in
Stages Sam Lee invests in
Countries Sam Lee invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Series D
- $5.4M–$17M
Investment Focus
Industry
- Software 2 (22%)
- Semiconductor 2 (22%)
- SaaS 1 (11%)
- FinTech 1 (11%)
- Electronics 1 (11%)
Stage
- Series D 2 (22%)
- Funding Round 2 (22%)
- Seed 1 (11%)
- Series A 1 (11%)
- Series B 1 (11%)
Country
- United States 3 (33%)
- Israel 1 (11%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Stigg is a platform that enables software companies to be nimble in their pricing and packaging while freeing up development resources. | $6.4M / Seed / Apr 21, 2022 | ||
| Juvo was founded with an overarching vision: to establish financial identities for the billions of people worldwide who are creditworthy, yet financially excluded. In partnership with mobile network operators, Juvo’s proprietary Identity Scoring technology uses data science, machine learning and game mechanics to create an identity-basedrelationship with anonymous prepaid users, opening up access to otherwise unattainable mobile financial services. Juvo is a privately held company backed by global business leaders and luminaries in the world of tech, mobile and finance. Its executive team comprises accomplished industry leaders across the data science, consumer internet, financial services and mobile telecom fields. | $14M / Series A / Sep 09, 2016 | ||
| Forte Design Systems, Inc. provides software products. The company offers Cynthesizer, a silicon-proven behavioral synthesis technology that generates production-quality RTL. Its Cynthesizer is used to develop products by various electronic companies and semiconductor suppliers. Forte's synthesis technology allows design teams creatingelectronic systems from algorithmic designs using ASICs, FPGAs, and SoCs to reduce their overall design and verification time. It serves consumer electronics, digital media, wireless communications and infrastructure, and security industries. Forte has direct sales representation in North America, Europe, and Japan with a value added reseller relationship established in Korea. Forte Design Systems, Inc. was founded in 2001 and is headquartered in San Jose, California with additional offices in Massachusetts, Minnesota, Pennsylvania, Texas, and Washington, as well as in France and Japan. | $2.7M / Aug 27, 2010 | ||
| Fulcrum Microsystems, Inc., a fabless semiconductor company, provides interconnect devices for storage, computing and networking backplane, and interconnect applications in the United States and internationally. The company’s products include FocalPoint, which includes Ethernet switch/router chips; ControlPoint Software Suite that comprisesEthernet bridging, switching, and routing software modules; and PivotPoint SPI-4.2 Interconnect Chip that provides interconnection packet and protocol processing resources on a line card. It serves the original equipment manufacturers. Fulcrum Microsystems, Inc., formerly known as Asynchronous Digital Design, was founded in 2000 and is based in Calabasas, California. | $29.2M / Series E / May 02, 2008 | ||
| Fulcrum Microsystems, Inc., a fabless semiconductor company, provides interconnect devices for storage, computing and networking backplane, and interconnect applications in the United States and internationally. The company’s products include FocalPoint, which includes Ethernet switch/router chips; ControlPoint Software Suite that comprisesEthernet bridging, switching, and routing software modules; and PivotPoint SPI-4.2 Interconnect Chip that provides interconnection packet and protocol processing resources on a line card. It serves the original equipment manufacturers. Fulcrum Microsystems, Inc., formerly known as Asynchronous Digital Design, was founded in 2000 and is based in Calabasas, California. | $16.8M / Series D / Mar 02, 2007 | ||
| Forte Design Systems, Inc. provides software products. The company offers Cynthesizer, a silicon-proven behavioral synthesis technology that generates production-quality RTL. Its Cynthesizer is used to develop products by various electronic companies and semiconductor suppliers. Forte's synthesis technology allows design teams creatingelectronic systems from algorithmic designs using ASICs, FPGAs, and SoCs to reduce their overall design and verification time. It serves consumer electronics, digital media, wireless communications and infrastructure, and security industries. Forte has direct sales representation in North America, Europe, and Japan with a value added reseller relationship established in Korea. Forte Design Systems, Inc. was founded in 2001 and is headquartered in San Jose, California with additional offices in Massachusetts, Minnesota, Pennsylvania, Texas, and Washington, as well as in France and Japan. | $5.4M / Series D / Dec 20, 2006 | ||
| Fulcrum Microsystems, Inc., a fabless semiconductor company, provides interconnect devices for storage, computing and networking backplane, and interconnect applications in the United States and internationally. The company’s products include FocalPoint, which includes Ethernet switch/router chips; ControlPoint Software Suite that comprisesEthernet bridging, switching, and routing software modules; and PivotPoint SPI-4.2 Interconnect Chip that provides interconnection packet and protocol processing resources on a line card. It serves the original equipment manufacturers. Fulcrum Microsystems, Inc., formerly known as Asynchronous Digital Design, was founded in 2000 and is based in Calabasas, California. | $20M / Series C / May 09, 2005 | ||
| Fulcrum Microsystems, Inc., a fabless semiconductor company, provides interconnect devices for storage, computing and networking backplane, and interconnect applications in the United States and internationally. The company’s products include FocalPoint, which includes Ethernet switch/router chips; ControlPoint Software Suite that comprisesEthernet bridging, switching, and routing software modules; and PivotPoint SPI-4.2 Interconnect Chip that provides interconnection packet and protocol processing resources on a line card. It serves the original equipment manufacturers. Fulcrum Microsystems, Inc., formerly known as Asynchronous Digital Design, was founded in 2000 and is based in Calabasas, California. | $14M / Jul 15, 2003 | ||
| Fulcrum Microsystems, Inc., a fabless semiconductor company, provides interconnect devices for storage, computing and networking backplane, and interconnect applications in the United States and internationally. The company’s products include FocalPoint, which includes Ethernet switch/router chips; ControlPoint Software Suite that comprisesEthernet bridging, switching, and routing software modules; and PivotPoint SPI-4.2 Interconnect Chip that provides interconnection packet and protocol processing resources on a line card. It serves the original equipment manufacturers. Fulcrum Microsystems, Inc., formerly known as Asynchronous Digital Design, was founded in 2000 and is based in Calabasas, California. | $16M / Series B / Mar 30, 2002 |
Co-Investors
About Infinity Capital
Infinity Capital are hypothesis-driven investors - constantly calibrating ideas through a Silicon Valley/technology network that they've been building for over two decades. Their extensive technology and operating backgrounds, combined with over a dozen years each of successful startup investing, have been essential in buildingcredibility and a reputation that resonates with entrepreneurs.
Infinity Capital Contacts
| Name | Phone | Socials | |
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Anders Davidsen
Founder, CEO & CIO
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Mark Sucharczuk
Director of Research
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Bruce K. Graham
Managing Director
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Sam Lee
Founder & Managing Director
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Sam Lee
Founder & Managing Director
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FAQ
What does Sam Lee invest in?
Sam Lee invests primarily in Software, Semiconductor and SaaS startups, most often at Series D and Funding Round stage. Most of the 9 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Sam Lee's check size?
Sam Lee typically joins rounds of $5.4M–$17M at Series D. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Sam Lee participates in.
How do I contact Sam Lee?
Public channels for Sam Lee include LinkedIn and the website linked on this profile. 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 Lee last invest?
The most recent investment recorded for Sam Lee closed in Apr 2022. Shizune tracks 9 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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