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Xfund

Cambridge, Massachusetts · Invests in US; Global · Website

Check size

$500K-$5M

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Pre-SeedSeedConsumer Apps & SocialB2B SaaSAI & Machine LearningDeveloper ToolsHealthcare & BiotechRoboticsHealthcare & Digital HealthBiotech & Life SciencesEnterprise SoftwareDeveloper Tools & InfrastructureRobotics & Automation

Thesis

Back entrepreneurs who think laterally and experiment across disciplines. We seek founders with multidisciplinary abilities who will become more insightful innovators. We value creative problem-solving, intellectual curiosity, and the ability to synthesize insights across fields.

Likely not a fit for

Linear thinkers, single-domain specialists, teams without intellectual curiosity or execution capability

How they invest

Lead or follow
Leads or follows
Typical decision
~1 month
Warm intro
Preferred
Involvement
Takes a board seat
Fund status
Actively deploying
Decision process
Partnership vote

Partners & team

5 contacts on file

PC

Patrick Chung

Partner · Primary contact

TH

Tuan Ho

Partner

PS

Patrick S. Chung

Managing General Partner

BF

Brandon Farwell

Co-Manager

JB

Jadyn Bryden

Vice President

Portfolio

23andMeHealthcare Digital

23andMe offers DNA genetic testing services that provide insights into health, ancestry, and traits. Their services include comprehensive ancestry breakdowns, health predisposition reports, and wellness insights powered by genetic data.

AeroVectEnterprise Software

AI-Powered Airside Automation Solutions

BoldVoiceEdtech

BoldVoice is an accent training app that helps non-native English speakers speak clearly and confidently. Users learn with video lessons from Hollywood accent coaches, and get instant feedback as they speak from our speech AI.

ChalkEnterprise Software

Chalk is a data platform designed for AI and machine learning, providing ultra-fast data pipelines, caching, and on-demand compute capabilities in the cloud.

CurebaseHealthcare Digital

Curebase is a modern eClinical software platform that provides solutions for electronic patient-reported outcomes (ePRO), electronic consent (eConsent), electronic data capture (EDC), patient recruitment, and engagement in clinical trials.

Delphi AIEnterprise Software

Delphi AI creates digital minds that allow users to engage in personalized, interactive conversations, leveraging AI to scale expertise and knowledge transfer across various platforms.

Factor IOEnterprise Software

Factor IO provides Cofactr, a full-service procurement automation platform for electronics, enabling hardware teams to streamline their supply chain by automating the procurement process.

Forma AIEnterprise Software

Forma.ai is AI-powered enterprise sales compensation software combining intelligent, data-driven sales planning with flexible incentive compensation — enabling go-to-market agility at scale.

Guideline

Guideline offers an integrated platform for affordable 401(k) plans tailored for companies and self-employed individuals. By partnering with Gusto, they provide a seamless experience that combines payroll and retirement benefits, ensuring automated compliance and stress-free administration.

Kea AIEnterprise Software

Kea AI is a voice AI solution designed specifically for restaurants, enabling them to automate phone orders, answer customer inquiries, and integrate seamlessly with point-of-sale systems.

LighthouseProptech Real Estate

Lighthouse is an app that allows users to earn cash back on their leases, providing a platform for finding rental properties and managing lease reports.

NewtonXEnterprise Software

NewtonX is a leading B2B market research company that leverages advanced AI and expert insights to provide actionable data for Fortune 500 companies and top market research firms.

Recent activity

Xfund in the news

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Research briefRead more
Xfund Research Investment Thesis Xfund is the early-stage venture capital firm built to back entrepreneurs who think laterally and experiment across disciplines. The fund's distinctive thesis centers on identifying and supporting multidisciplinary thinkers—founders who can move fluidly across different domains and perspectives. Rather than purely technical expertise, Xfund values creative problem-solving, intellectual curiosity, and an ability to synthesize insights across fields. The firm is built on a belief that technical talent is necessary but not sufficient to build the world's most durable companies. Xfund seeks out entrepreneurs with multidisciplinary abilities who will become more insightful innovators. The fund explicitly welcomes founders from non-traditional backgrounds—whether they're students, faculty, staff, alumni, or entirely self-taught individuals—as long as they demonstrate a curious mind and an ability to execute. Fund Structure and Partnerships Xfund is a pioneering partnership between some of the country's most successful venture capital firms and some of the world's best research universities in the United States and abroad. The fund leverages relationships with leading universities including Harvard, MIT, and Stanford, providing portfolio companies with unparalleled access to academic talent, research, and institutional networks. Xfund was co-founded in 2014 and has evolved its leadership. The fund is currently co-managed by Patrick Chung and Brandon Farwell, two partners who have worked together for over a decade, alongside an extended investment and university team. Notable partners and advisors include Jim Breyer (Breyer Capital), who has been a long-time supporter and brings relationships with world-class universities. Stage Focus Xfund focuses on early-stage investments with a primary emphasis on seed-stage rounds. The fund invests across multiple rounds including: Seed stage: Primary focus Series A: Selective follow-on investments in existing portfolio companies Occasional pre-seed: For exceptional technical founders Fund Size and Check Size Xfund 3 closed with $120M in committed capital (September 2020), surpassing its initial $100M target. Typical seed investments range from $500K to $5M+, with follow-on investments reaching $5M to $40M+ in Series A and B rounds. Lead Tendency Xfund has a mixed lead/participate profile with many seed investments where Xfund is identified as lead investor, significant follow-on investments in Series A/B rounds alongside other leading VCs, and co-lead positions in larger rounds with top-tier partners. Recent Activity Recent investments include: December 17, 2025: BoldVoice Series A ($21M) December 9, 2025: BuildCheck AI Seed ($5.9M) November 10, 2025: AirOps Series B ($40M) May 28, 2025: Chalk Series A ($50M) Xfund has completed exits including Pomelo (acquired by Zepz, January 2026) and 8+ other portfolio exits. Fund III is actively deploying capital. Portfolio Highlights Xfund has made 75+ investments across diverse sectors including healthcare and biotech (23andMe, Curebase, Barinthusbio), enterprise software and developer tools (AirOps, Chalk, Forma AI), consumer applications (Zumper, Philo, Pomelo), and deep tech/robotics (AeroVect, Crabi Robotics). Team and Advisors Core leadership includes Patrick Chung (MGP), Brandon Farwell (Co-Manager), and Jadyn Bryden (VP). The fund benefits from distinguished faculty advisors including Harry Lewis, Debora Spar, Tom Eisenmann, and Bob Pozen from Harvard, demonstrating deep institutional integration with leading universities. Geographic and University Focus Headquarters in Cambridge with offices in Palo Alto. Deep partnerships with Harvard University, MIT, and Stanford, providing portfolio companies with unparalleled access to academic talent, research, and institutional networks. Key Differentiators University-Centric: Structurally integrated with university partnerships, particularly Harvard Lateral Thinking: Explicit focus on founders who think across disciplines Multidisciplinary Network: Faculty advisors and academic partnerships provide strategic advantage Early-Stage Specialization: Seed-focused with demonstrated follow-on capability Diverse Sector Coverage: Portfolio spans biotech, enterprise software, consumer, and deep tech Top-Tier Syndication: Regular partnerships with leading VCs (Felicis, Greylock, Unusual Ventures)

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