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J4.Ventures

North America, New York, United States, New York

Description

J4.Ventures is a New York-based early-stage venture capital firm dedicated to investing in technology and technology-enabled businesses. The firm positions itself as a partner for disruptive companies with robust management teams and significant market opportunities. While they describe themselves as "stage agnostic," their stated preference lies in early-stage investments, specifically targeting Seed, Series A, and Series B rounds. This flexible approach allows them to engage with companies at various critical junctures of their growth.

The firm's investment philosophy centers on identifying innovative solutions that can reshape industries. They seek out businesses poised for substantial growth within large addressable markets, emphasizing the importance of strong leadership to navigate the complexities of scaling a technology venture. Their commitment to early-stage companies suggests a hands-on approach, supporting founders from foundational development through initial market penetration and expansion.

J4.Ventures has built a portfolio reflecting its focus on cutting-edge technology. A notable investment includes Blockdaemon, a leading blockchain infrastructure platform, where J4.Ventures demonstrated its long-term commitment by participating in multiple funding rounds, including Seed, Series A, Series B, Series C, and Series D rounds. This extensive involvement underscores their strategy of supporting portfolio companies beyond their initial investment. Another key investment is in The Block, a prominent media, research, and data company focused on the digital asset space, where J4.Ventures participated in a Series A round. As of early 2024, Crunchbase lists J4.Ventures as an investor in approximately 10 companies, showcasing their active presence in the early-stage tech ecosystem.

Investor Profile

J4.Ventures has backed more than 24 startups, with 5 new investments in the last 12 months alone. The firm has led 2 rounds, about 8% of its total and boasts 2 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Seed, Pre Seed, Series A rounds (top funding stages).
  • Majority of deals are located in United States.
  • Strong thematic focus on Artificial Intelligence (AI), Information Technology, Financial Services.
  • Led 1 rounds in the past year.

Stage Focus

  • Seed (50%)
  • Pre Seed (33%)
  • Series A (8%)
  • Convertible Note (4%)
  • Series Unknown (4%)

Country Focus

  • United States (100%)

Industry Focus

  • Artificial Intelligence (Ai)
  • Information Technology
  • Financial Services
  • Software
  • Generative Ai
  • Health Care
  • Fintech
  • Wealth Management
  • Advanced Materials
  • Chemical
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does J4.Ventures frequently co-invest with?

Reach Capital
North America, California, United States, San Francisco
Co-Investments: 2
Ascend
North America, Washington, United States, Seattle
Co-Investments: 2
Techstars
North America, Colorado, United States, Boulder
Co-Investments: 5
Fifty Years
North America, California, United States, San Francisco
Co-Investments: 2
Breakthrough Energy Ventures
Europe, Ile-de-France, France, Paris
Co-Investments: 2
Union Square Ventures
North America, New York, United States, New York
Co-Investments: 2
Rhythm VC
North America, New York, United States, New York
Co-Investments: 2
Moai Capital
North America, California, United States, San Mateo
Co-Investments: 12
Precursor Ventures
North America, California, United States, San Francisco
Co-Investments: 2
UVC Partners
Europe, Bayern, Germany, Garching
Co-Investments: 2

Which angels does J4.Ventures often collaborate with?

EL
North America, California, United States, San Francisco
Shared Deals: 1
JR
North America, California, United States, Los Angeles
Shared Deals: 1
CS
North America, California, United States, Stanford
Shared Deals: 1
David Olk
North America, New York, United States, New York
Shared Deals: 1
AP
North America, California, United States, Palo Alto
Shared Deals: 1
SS
North America, California, United States, Costa Mesa
Shared Deals: 1
EM
North America, California, United States, San Francisco
Shared Deals: 1
CP
North America, California, United States, Oakland
Shared Deals: 1
GW
North America, Illinois, United States, Chicago
Shared Deals: 1
CM
North America, California, United States, San Francisco
Shared Deals: 1

What are some of recent deals done by J4.Ventures?

Tough Day

New York, New York, United States

Tuffy is a confidential, on-demand AI that helps employees solve workplace challenges, and ease the load on managers and HR.

Artificial Intelligence (AI)Generative AIHuman ResourcesVirtual Workforce
Pre SeedJun 1, 2025
Amount Raised: $1,360,000
Sonar

Mill Valley, California, United States

Sonar is a healthcare company focusing on the proactive identification and intervention of mental health challenges in youth.

Health CareMental HealthPersonal Health
Pre SeedFeb 24, 2025
Amount Raised: $2,400,000
Scout

New York, New York, United States

Scout is a financial planning company that offers financial education, wealth management, and tax preparation services for athletes.

Financial ServicesTax PreparationWealth Management
SeedJan 30, 2025
Wordware

San Francisco, California, United States

Wordware enables users to create and host a complete LLM stack for developing AI applications.

Artificial Intelligence (AI)Developer APIsDeveloper Tools
SeedNov 21, 2024
Amount Raised: $30,000,000
Sound Health

San Francisco, California, United States

Sound Health uses acoustic resonance to provide nasal relief.

Health CareMedicalmHealth
SeedJul 24, 2024
Amount Raised: $7,000,000
Molten Industries

Oakland, California, United States

Molten Industries develops clean technology with the goal of decarbonizing the hydrogen market.

Advanced MaterialsChemicalCleanTech
Series AJun 20, 2024
Amount Raised: $25,000,000
Take2 AI

New York, New York, United States

Take2 is an AI-Powered job simulation platform for sales recruiting.

EmploymentGenerative AIInformation TechnologyRecruitingSaaSTraining
SeedApr 16, 2024
Amount Raised: $3,000,000
Spiffy AI

Seattle, Washington, United States

Spiffy is working on Outcome-Oriented Models (OOMs), a new type of AI that improves over time toward a specific goal.

Artificial Intelligence (AI)Software
SeedDec 4, 2023
Amount Raised: $6,000,000
Reset Financial Technologies

Menlo Park, California, United States

Reset is an earned-wage access platform that offers employees financial wellness and increases employee retention across industries.

Employee BenefitsFinancial ServicesFinTechWealth Management
Pre SeedDec 1, 2023
Amount Raised: $2,300,000
Upwardli

Seattle, Washington, United States

Upwardli is a technology-based financial services agency that helps with credit services.

CreditFinancial ServicesFinTech
SeedFeb 1, 2023
Amount Raised: $2,949,954