Phil Libin
InvestorGeneral Partner at General Catalyst · Board director at LANDR · Board director at Sunflower Labs Inc. · Board director at Singular Labs
Bentonville, Arkansas
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130 people in our graph share verified history with Phil — schools, employers, funds. One of them is your warm intro.
About
Phil Libin was born in Leningrad in 1972 and moved to the United States as a child. He founded and led Engine 5, a Boston-based internet software company acquired by Vignette Corporation in 2000, and later founded CoreStreet, an identity and credential management company acquired by ActivIdentity in 2009. He served as CEO of Evernote from 2007 to 2015 and then as executive chairman of its board. In September 2015 he joined General Catalyst Partners as a general partner, where he led a fund focused on bots and conversational AI, before stepping back to a senior advisor role in 2017 to build the AI startup studio All Turtles. He currently runs the startup mmhmm and All Turtles, and has become an advocate for hybrid and remote work. He resides in Bentonville, Arkansas.
Beyond investing
- Founded
- Libin founded Engine 5, a Boston-based internet software development company acquired by Vignette Corporation in 2000 for $26 million. Libin founded and was president of CoreStreet, which provided credential and identity management technologies and was acquired by ActivIdentity in 2009. Libin co-founded the AI startup studio All Turtles with Jessica Collier and Jon Cifuentes.
- Education
- Studied at Boston University (Computer Science) Studied at The Bronx High School of Science (1989)
- Boards
- Libin sits on the Boston University University Advisory Board.
- More
- Libin contributed an advising chapter to Tim Ferriss' book Tools of Titans. Libin returned to Boston University in 2019 to finish the degree he had left before completing.
From published sources — common ground for a warm intro.
Board director at LANDR
Intro paths
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Board director at Sunflower Labs Inc.
Intro paths
In turn, Phil can intro founders to Sunflower Labs Inc.'s investors below.
Sunflower Labs Inc.'s investors · 8
Co-founders at Sunflower Labs Inc.
Board director at Singular Labs
Intro paths
In turn, Phil can intro founders to Singular Labs's investors below.
Singular Labs's investors · 2
Co-founders at Singular Labs



Investments
Investor
ButterDoNotPayEdwinGrowbotLeade.rsOctane AIReplikaSunflower Labs
Per curated public sources.
Colleagues at General Catalyst
Frequently asked questions
- Who is Phil Libin?
- Phil Libin was born in Leningrad in 1972 and moved to the United States as a child. He founded and led Engine 5, a Boston-based internet software company acquired by Vignette Corporation in 2000, and later founded CoreStreet, an identity and credential management company acquired by ActivIdentity in 2009. He served as CEO of Evernote from 2007 to 2015 and then as executive chairman of its board. In September 2015 he joined General Catalyst Partners as a general partner, where he led a fund focused on bots and conversational AI, before stepping back to a senior advisor role in 2017 to build the AI startup studio All Turtles. He currently runs the startup mmhmm and All Turtles, and has become an advocate for hybrid and remote work. He resides in Bentonville, Arkansas.
- Where does Phil Libin work?
- Phil Libin is General Partner at General Catalyst and Board director at LANDR and Board director at Sunflower Labs Inc. and Board director at Singular Labs.
- What companies has Phil Libin invested in?
- Investments tracked here include Butter, DoNotPay, Edwin, Growbot, Leade.rs, Octane AI, Replika, Sunflower Labs.

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