NFX Profile Banner
NFX Profile
NFX

@NFX

Followers
25K
Following
3K
Media
810
Statuses
2K

NFX is a leading seed-stage VC firm based in San Francisco and Israel.

SF and Israel
Joined March 2015
Don't wanna be here? Send us removal request.
@NFX
NFX
18 days
We're now investing out of NFX Fund IV. Like you, we're operators and entrepreneurs. And we see what you're seeing: The world of technology is at a turning point.
2
2
9
@NFX
NFX
10 days
NFX fellows are our representatives on campus. They’re the main contacts for our on-campus FAST funding competitions for student and alumni founders. (More on new FAST events coming soon) Learn more and get in touch with our fellows here:
Tweet card summary image
nfx.com
Introducing the 2025 NFX fellows. These fellows were chosen from 300+ applications for their expertise in tech, operations, and investing.
0
3
5
@NFX
NFX
10 days
We're excited to announce the 2026 NFX Fellows cohort! Our 21 fellows were carefully selected from an application pool of 300+ students from Harvard, Stanford, MIT, and UC Berkeley. This is an exceptionally talented group with a wide range of experience.
1
3
10
@NFX
NFX
17 days
Congratulations to Cyclana Bio on their £5M Pre-Seed round! We led the round alongside @eka_ventures. Cyclana Bio is building a full human tissue discovery platform to reveal how tissue and matrix biology drive chronic inflammatory disease —starting with endometriosis.
1
1
8
@KevinChalut
Kevin Chalut
19 days
I want to share my new adventure with everyone. Along with my co-founder, @lea_md_wenger , we have started a company called Cyclana Bio. We just raised a £5M ($8M) pre-seed round to work towards a serious societal health problem, endometriosis.
4
5
17
@Calcalistech
CTech
19 days
NFX raises $325 million for new fund, Levy-Weiss predicts ‘a new wave of global giants’ from Israel. Venture firm @NFX closes its fourth fund as co-founder @GigiLevy sees opportunity in Israel’s maturing tech sector and AI boom. https://t.co/7HpELFSlst
Tweet card summary image
calcalistech.com
Venture firm NFX closes its fourth fund as co-founder Gigi Levy-Weiss sees opportunity in Israel’s maturing tech sector and AI boom.
0
2
7
@NFX
NFX
18 days
If we invest, it’s because we believe you – specifically you – can go the distance. Here are the key details on Fund IV, like who we work with and what themes we're tracking:
Tweet card summary image
nfx.com
We're investing out of NFX Fund IV. We're looking for the top teams teams building technology's turning point.
4
1
5
@NFX
NFX
1 month
We're excited to have backed @evenuplaw from the very beginning. Congratulations to the team on their $150M Series E! Here's what we saw in them on day 0:
Tweet card summary image
nfx.com
AI is hot. Legal AI is hot. And EvenUp just raised a $50.5M Series B at a $325M post-money valuation.  They say hindsight is 20/20.  When we first met Rami, Raymond & Saam three years ago, “it” was a...
2
0
5
@NFX
NFX
1 month
We wanted to capture on video the importance of fundraising seasonality. Attention pools at certain times of year and decisions move faster in the hot windows. The best founders know how to use that rhythm to their advantage. The Seasons of Fundraising — new video ⬇️
2
0
16
@NFX
NFX
1 month
Without bio, AI utopia can't exist. AI will generate huge value, but achieving big goals — curing disease, halting climate change, extending life — requires merging AI with science. @omri_drory highlights the need for tech investors and bio founders to fulfill AI's potential ⬇️
2
2
10
@NFX
NFX
2 months
Spots are filling up in our AI + Bio event. We'll cover where founders are finding traction, what investors look for, and more. 📍 NFX HQ, San Francisco 📅 Monday, Sept 22 ⏰ 6–9 PM PT Register here:
Tweet card summary image
luma.com
AI promises to reshape how we discover drugs, design therapies, and accelerate innovation in techbio. But promises aren’t products. This event brings together…
0
1
2
@NFX
NFX
2 months
AI is everywhere in bio. But how much is real and how much is hype? We’re bringing founders + investors together to cut through the noise. 📍 NFX HQ, San Francisco 📅 Monday, Sept 22 ⏰ 6–9 PM PT Register here:
Tweet card summary image
luma.com
AI promises to reshape how we discover drugs, design therapies, and accelerate innovation in techbio. But promises aren’t products. This event brings together…
1
0
0
@NFX
NFX
2 months
We're excited about the multiple tech windows opening in cyber – today and in the future. @GigiLevy describes the big ideas and how top teams are gaining fast traction in this space:
Tweet card summary image
nfx.com
Startups, not incumbents, are driving the future of cybersecurity as the battleground shifts from OS defenses to the application layer.
0
0
1
@NFX
NFX
2 months
For decades, cybersecurity meant defending the OS perimeter. But today, the real threats live at the application layer: plugins, extensions, AI models, and code packages. The battleground has shifted. This shift creates a new windows for startups.
4
0
2
@NFX
NFX
2 months
Congratulations to the team! Here's what we saw in them from day 0:
Tweet card summary image
nfx.com
F2 is agentic AI for deep analysis of private markets. Here's why we invested:
0
0
2
@NFX
NFX
2 months
We're excited to invest in F2, an AI platform for private financial market investors alongside @ycombinator and @leftlanecap. F2 was spun out of @join_arc, one of our portfolio companies. They're out of stealth today, after 1yr of fine tuning to become enterprise-grade.
1
1
4