Venture Capital Firms in the USA

Browse 7,370 venture capital firms headquartered in the USA. Median check across the 7156 firms that disclose a range is $500K–$2M; most active at Seed, Pre-Seed, Series A; concentrated in SaaS, AI / ML, Enterprise. Every firm is verified — explore their thesis, check size, and portfolio, then get matched with the best-fit investors for your startup.

Verified the USA VC firms

IO Fund

IO Fund specializes in early-stage investments at the convergence of cybersecurity technologies, AI, and digital platforms, including gaming.

  • Security
  • AI / ML
  • Other
  • Pre-Seed, Seed
  • $500K – $3.0M
  • New York, NY
  • 2 portfolio companies

IP Ventures

Targeting startups revolved around intellectual property and real-world asset digitization.

  • Other
  • Real Estate
  • Healthcare
  • Pre-Seed
  • $500K – $1.5M
  • New York, NY
  • 4 portfolio companies

Intuitive Health Investments

Backs early-stage companies using AI to innovate within the healthcare space.

  • Healthcare
  • AI / ML
  • Enterprise
  • Pre-Seed, Seed
  • $500K – $1.5M
  • Austin, TX
  • 27 portfolio companies

Intuitive Ventures

Investing in disruptive AI-driven platforms transforming industries like PropTech, logistics, and maintenance.

  • AI / ML
  • SaaS
  • Real Estate
  • Pre-Seed, Seed
  • $75K – $300K
  • Austin, TX
  • 2 portfolio companies

Inventory Ventures

Focused on backing early E-commerce SaaS platforms and AI-driven marketplaces tackling inventory or transactional friction.

  • SaaS
  • Marketplace
  • Other
  • Pre-Seed, Seed
  • $300K – $1.5M
  • Chicago, IL
  • 2 portfolio companies

Invesco Venture Partners

Invests in innovative startups driving change in financial markets, capital management, and investment tools.

  • Fintech
  • Other
  • Series Seed, Series A
  • $1.0M – $5.0M
  • Atlanta, GA
  • 2 portfolio companies

Invest.Real

Invest.Real exclusively backs data-driven PropTech startups with innovative approaches to real estate underwriting or capital raising.

  • Real Estate
  • Other
  • Seed
  • $250K – $3.0M
  • Los Angeles, CA
  • 2 portfolio companies

Invisible Hand Ventures

Invests in early-stage fintech and two-sided marketplace startups globally, particularly those innovating in infrastructure and automation.

  • Marketplace
  • Fintech
  • Pre-Seed, Seed
  • $100K – $1.0M
  • New York, NY
  • 2 portfolio companies

Invisible Infrastructure Fund

Focuses exclusively on the 'invisible layers' of B2B cloud and data infrastructure powering transformative enterprise capabilities.

  • Developer Tools
  • SaaS
  • Pre-Seed
  • $250K – $2.0M
  • Austin, TX
  • 2 portfolio companies

IoT Explorer Fund

Invests in sensor technologies, edge computing, and Industrial IoT solutions transforming logistics and energy systems.

  • Other
  • Seed
  • $500K – $4.0M
  • Boston, MA
  • 1 portfolio company

IoT Fit Fund

Focused on IoT applications in fitness and performance, IoT Fit Fund invests in innovative hardware solutions that create connected ecosystems.

  • Deep Tech
  • Other
  • Pre-Seed
  • $150K – $750K
  • Denver, CO
  • 1 portfolio company

IoT Growth Fund

Dedicated to scaling IoT innovations in commercial and property technology sectors.

  • Deep Tech
  • Real Estate
  • SaaS
  • Pre-Seed
  • $1.0M – $5.0M
  • New York, NY
  • 1 portfolio company

IoT Innovators Fund

Focuses on pioneering industrial IoT solutions with applications in automation and connectivity.

  • Other
  • Seed
  • $500K – $5.0M
  • Boston, MA
  • 1 portfolio company

IoT Venture Partners

Specialized firm focusing exclusively on early-stage Industrial IoT and data infrastructure, enabling smart connectivity and enterprise scalability.

  • Other
  • Enterprise
  • Developer Tools
  • Seed, Series A
  • $1.0M – $3.0M
  • San Francisco, CA
  • 2 portfolio companies

IoT Ventures

Invests in hardware-enabled SaaS startups leveraging IoT and edge computing for industrial and climate-related applications.

  • Other
  • Consumer
  • Enterprise
  • Seed, Pre-Seed
  • $500K – $2.0M
  • Seattle, WA
  • 67 portfolio companies

IonPath Ventures

IonPath Ventures funds early to mid-stage startups in next-gen chip testing, advanced semiconductors, and hardware-centric AI solutions.

  • Deep Tech
  • Other
  • AI / ML
  • Seed, Series A
  • $1.0M – $4.0M
  • Seattle, WA
  • 23 portfolio companies

Iron Gate Angels

Investing in early-stage cybersecurity startups with scalable B2B solutions.

  • Security
  • Seed
  • $500K – $1.8M
  • Salt Lake City, UT
  • 1 portfolio company

Iron Pillar Ventures

Helps build and scale enterprise SaaS and B2G solutions catering to heavily regulated and compliance-sensitive industries such as government and utilities.

  • Other
  • Enterprise
  • Seed, Series A
  • $500K – $3.0M
  • Denver, CO
  • 2 portfolio companies

Iron Prairie Ventures

Micro-fund investing in software and tech-enabled businesses serving industrial, manufacturing, and supply-chain customers. A good discovery fit for digitizing legacy industrial channels.

  • Other
  • Pre-Seed, Seed
  • Chicago, Illinois

Iron Ridge Ventures

Iron Ridge Ventures specializes in early-stage software solutions addressing pain points in engineering workflows, industrial processes, and manufacturing.

  • Other
  • SaaS
  • AI / ML
  • Pre-Seed, Seed
  • $1.0M – $5.0M
  • Seattle, WA
  • 182 portfolio companies

Iron Shield Capital

Iron Shield Capital invests in transformative cybersecurity startups poised to disrupt traditional security paradigms.

  • Security
  • Enterprise
  • Seed, Pre-Seed
  • $500K – $2.0M
  • Austin, TX
  • 1 portfolio company

IronPeak Ventures

Investing in seed-stage startups transforming heavy industries such as aviation, energy, and manufacturing through innovative technology.

  • Other
  • Seed
  • $1.0M – $3.0M
  • Denver, CO
  • 2 portfolio companies

Ironspring Ventures

Sector-focused VC investing in startups redefining construction, manufacturing, and supply chain/logistics tech.

  • Other
  • Seed, Series A
  • $1.0M – $4.0M
  • Austin, TX
  • 26 portfolio companies

Ironstone Venture Partners

Backing industrial and energy startups solving safety and efficiency challenges in infrastructure-critical domains.

  • Other
  • Developer Tools
  • Fintech
  • Pre-Seed, Seed
  • $250K – $1.0M
  • Pittsburgh, PA
  • 10 portfolio companies

Showing 3673–3696 of 7370 firms — page 154 of 308.

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