Security Venture Capital Firms

Browse 683 venture capital firms investing in Security startups. Every firm is verified — explore their thesis, check size, and portfolio, then get matched with the best-fit investors for your startup.

Verified Security VC firms

Lotus One Investment

Travel-tech investor identified as an active fund in the sector through sector tracking sources. Likely to be interested in travel infrastructure and booking workflows, especially where AI improves co...

  • Other
  • Healthcare
  • AI / ML
  • Seed, Series A
  • 9 portfolio companies

Lumia Capital

Lumia specializes in data-driven companies using AI/ML to improve healthcare outcomes, with emphasis on SaaS and HealthTech diagnostic platforms.

  • Healthcare
  • AI / ML
  • Security
  • Pre-Seed, Seed
  • $100K – $1.5M
  • San Mateo, CA
  • 4 portfolio companies

Luminous Ventures

Luminous Ventures invests in cutting-edge science and health companies pushing the boundaries of modern medicine, including psychedelics and wellness.

  • Healthcare
  • Other
  • Consumer
  • Pre-Seed, Seed
  • $250K – $5.0M
  • London, UK (US investments)
  • 13 portfolio companies

Lytical Ventures

Invests in early-stage enterprise intelligence startups in cybersecurity and SaaS.

  • SaaS
  • Security
  • Seed
  • $1.0M – $3.0M
  • New York, NY
  • 14 portfolio companies

MDSV

Emerging-manager platform investing in sub-$100M funds and accessing their pro-rata exposure. More of a fund-of-funds style specialist than a direct sector investor.

  • Other
  • Security
  • Seed, Series A
  • 1 portfolio company

Madrona Pioneer Fund

The Madrona Pioneer Fund focuses on pioneers building first-to-market enterprise software solutions, particularly in proptech, OSINT, and Infrastructure SaaS.

  • Other
  • Real Estate
  • SaaS
  • Pre-Seed, Seed
  • $250K – $1.5M
  • Seattle, WA
  • 6 portfolio companies

Madrona Venture Group

Madrona backs visionary founders building transformational tech companies, with a deep focus on applied AI (domain-specific applications & infrastructure), developer tools, enterprise software, and AI...

  • Enterprise
  • Developer Tools
  • SaaS
  • Seed, Series A
  • $1.0M – $15.0M
  • Seattle, Washington, USA
  • 13 portfolio companies

Manifest Supply Ventures

Focused on early-stage startups modernizing industrial supply chains with automation and AI-driven software tools.

  • Other
  • Enterprise
  • SaaS
  • Seed
  • $250K – $3.0M
  • Austin, TX
  • 4 portfolio companies

Marathon Ventures

Seed-stage fund backing B2B SaaS companies in Mexico and Latin America, with a focus on fintech and vertical SaaS.

  • SaaS
  • Fintech
  • EdTech
  • Pre-Seed, Seed
  • $500K – $1.0M
  • 21 portfolio companies

March Capital

Software and AI investor with capacity for larger seed checks. Relevant if the startup is growing quickly and can justify a higher-end seed round.

  • AI / ML
  • SaaS
  • Security
  • Seed
  • $500K – $5.0M
  • Los Angeles, CA
  • 15 portfolio companies

Maritime Innovators Fund

Dedicated to supporting innovation within maritime security and data solutions for ocean-based operations.

  • Other
  • Developer Tools
  • Security
  • Pre-Seed, Seed
  • $500K – $2.0M
  • San Diego, CA
  • 10 portfolio companies

Merantix Capital

European AI investor backing pre-seed and seed-stage startups developing AI solutions. The fund is oriented toward AI-native companies and technical teams building enterprise applications.

  • AI / ML
  • Enterprise
  • Deep Tech
  • Pre-Seed, Seed
  • Berlin, Germany
  • 20 portfolio companies

Merlin Ventures

Merlin Ventures focuses on cybersecurity with strong ties to enterprise and government security buyers. The firm is relevant for startups building security controls for sensitive and regulated data en...

  • Security
  • Other
  • Developer Tools
  • Seed, Series A
  • Tysons, VA
  • 23 portfolio companies

Mesh Partners

Specializes in startups innovating in meshed AI systems for advanced cybersecurity solutions targeted at enterprise SOCs.

  • Other
  • Security
  • SaaS
  • Seed, Series A
  • $500K – $4.0M
  • Boston, MA
  • 32 portfolio companies

MeshPoint Capital

Focused on fintech and blockchain startups transforming the African financial landscape.

  • Other
  • Food / AgTech
  • Consumer
  • Pre-Seed, Seed
  • $50K – $200K
  • Nairobi, Kenya
  • 27 portfolio companies

Meter Capital

Meter Capital focuses on blockchain and Web3 startups with strong decentralization potential.

  • Other
  • AI / ML
  • Security
  • Seed
  • $250K – $2.5M
  • London, UK
  • 2 portfolio companies

Microsoft M12

Microsoft’s venture fund investing in enterprise software and infrastructure aligned with cloud and AI.

  • Enterprise
  • AI / ML
  • Security
  • Seed, Series A
  • $500K – $5.0M
  • San Francisco, CA
  • 14 portfolio companies

Mind Ventures

Focused on mental health startups leveraging technology to create scalable impact.

  • Other
  • Healthcare
  • Security
  • Seed
  • $500K – $2.0M
  • San Francisco, CA
  • 8 portfolio companies

MizMaa Ventures

Seed investor appearing in recent cybersecurity funding data. A potential fit for enterprise cybersecurity startups, especially those with product-led growth and technical differentiation.

  • Security
  • Enterprise
  • Seed

Moderne Ventures

Invest in bold, broad technology companies—especially enterprise SaaS, AI, robotics, deep tech, sustainability, data and digital transaction management—that apply to core verticals like real estate, f...

  • Real Estate
  • Fintech
  • Other
  • Pre-Seed, Seed
  • $4.0M – $8.0M
  • Chicago, Illinois, United States
  • 35 portfolio companies

Mojo Ventures

Mojo Ventures appears in a pre-seed voice AI round, indicating interest in early AI-native software. Its fit is strongest where a product is infrastructure-heavy and developer-friendly.

  • Other
  • SaaS
  • AI / ML
  • Pre-Seed, Seed
  • 19 portfolio companies

Momenta

Digital industry venture firm investing in energy, manufacturing, smart spaces, and supply chain. The fund backs industrial innovation across software and automation layers.

  • Other
  • AI / ML
  • Security
  • Seed, Series A
  • $500K – $2.0M
  • Boston, Massachusetts
  • 63 portfolio companies

Momentum Cyber

Momentum Cyber is a cybersecurity-dedicated advisory platform assisting investments in seed-stage cybersecurity ventures.

  • Security
  • Enterprise
  • Seed
  • $1.0M – $3.0M
  • San Francisco, CA
  • 2 portfolio companies

Morpheus Ventures

Early-stage software investor that can fit infrastructure and security products selling into technical workflows. Useful if the space-specific angle is paired with enterprise software clarity.

  • SaaS
  • Other
  • Security
  • Pre-Seed, Seed
  • $250K – $1.5M
  • Los Angeles, California
  • 25 portfolio companies

Showing 385–408 of 683 firms — page 17 of 29.

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