Best Seed SaaS Venture Capital Firms

Browse 4,158 venture capital firms that invest in SaaS startups at the Seed stage, ranked by new investments on record since 2025. Every firm is verified — explore their thesis, check size, and portfolio, then get matched with the best-fit investors for your startup.

Verified Seed SaaS VC firms

Marketplace Capital Partners

Invests exclusively in digital marketplaces and platforms, with strong interest in logistics and transportation-focused SaaS solutions.

  • Marketplace
  • Other
  • SaaS
  • Seed, Pre-Seed
  • $2.5M – $7.5M
  • Austin, TX
  • 11 portfolio companies

Marketplace Disruptors Fund

Focuses on early-stage marketplaces that leverage B2B SaaS and AI for competitive advantages.

  • Marketplace
  • SaaS
  • AI / ML
  • Seed
  • $500K – $8.0M
  • New York, NY

Marketplace Foundry

Shaping early-stage marketplaces solving fragmented workflows in niche industries.

  • Marketplace
  • SaaS
  • Pre-Seed, Seed
  • $500K – $3.0M
  • San Francisco, CA
  • 2 portfolio companies

Marketplace Specialist Fund

Focused exclusively on marketplace models disrupting industries with B2B SaaS-driven platforms.

  • Marketplace
  • SaaS
  • Consumer
  • Pre-Seed, Seed
  • $200K – $500K
  • San Francisco, CA
  • 2 portfolio companies

Marketplace Ventures

Invests in category-defining marketplaces and network-effect startups including P2P, B2B, B2C, and marketplace infrastructure/tools, especially where AI unlocks new supply, agent-enabled workflows, or...

  • Marketplace
  • SaaS
  • Other
  • Seed, Series A
  • $100K – $250K
  • San Francisco, United States
  • 2 portfolio companies

Martech Capital

Martech Capital focuses on investing in innovative marketing technologies, particularly those leveraging AI to create workflow efficiencies.

  • Other
  • SaaS
  • AI / ML
  • Pre-Seed, Seed
  • $1.0M – $3.0M
  • San Francisco, California
  • 6 portfolio companies

Maru Ventures

Maru Ventures invests in early-stage African fintech startups solving payments and remittance problems, with a focus on underbanked and informal economies.

  • Fintech
  • Other
  • Healthcare
  • Pre-Seed, Seed
  • $75K – $250K
  • Cape Town, South Africa
  • 36 portfolio companies

MassMutual Ventures

Corporate VC investing in fintech/enterprise software; has historical exposure to real-estate/insurance adjacency.

  • Fintech
  • SaaS
  • Other
  • Pre-Seed, Seed
  • $1.0M – $3.0M
  • Boston, MA
  • 11 portfolio companies

Massive Tech Ventures

Early-stage investor in AI-native companies. Relevant through direct participation in a voice-AI startup focused on enterprise sales.

  • AI / ML
  • Enterprise
  • SaaS
  • Seed
  • 6 portfolio companies

Mastry Ventures

Mastry Ventures is an early-stage fund focused on enterprise and cloud software, backing technical founders building important systems for businesses.

  • Enterprise
  • Developer Tools
  • SaaS
  • Pre-Seed, Seed
  • St. Petersburg, FL
  • 46 portfolio companies

Matador Ventures

Matador Ventures invests in startups in AI/ML Ops and developer tools that refine engineering productivity and workflow optimization.

  • Other
  • Developer Tools
  • Enterprise
  • Seed, Series A
  • $250K – $1.5M
  • Austin, TX
  • 1 portfolio company

MatchMaker Ventures

MatchMaker Ventures focuses on seed investments in Swiss B2B SaaS startups, prioritizing recruitment platforms that address headhunting inefficiencies.

  • Other
  • SaaS
  • Enterprise
  • Seed, Series A
  • $50K – $300K
  • Zurich, Switzerland
  • 2 portfolio companies

Material Ventures

Material Ventures focuses on developer tools and infrastructure startups in early stages, especially solutions enhancing performance and development speed.

  • Developer Tools
  • SaaS
  • Pre-Seed, Seed
  • $500K – $1.5M
  • Berlin, Germany
  • 2 portfolio companies

Math Venture Partners

Focuses on tech-enabled companies creating better workflows and SaaS solutions for scaling teams.

  • SaaS
  • Other
  • Pre-Seed, Seed
  • $25K – $250K
  • Chicago, IL
  • 2 portfolio companies

MathCapital

Early-stage investor focused on marketing, commerce, and advertising technology.

  • Other
  • SaaS
  • Pre-Seed, Seed
  • $250K – $2.0M
  • New York, NY
  • 3 portfolio companies

Matisse Ventures

Focuses on fintech and B2B SaaS with strong network effects and scalable software solutions.

  • SaaS
  • Marketplace
  • Fintech
  • Seed
  • $250K – $2.0M
  • Brooklyn, NY
  • 2 portfolio companies

Matrix Partners

Early-stage venture capital. Backing founders building transformative companies.

  • Enterprise
  • Consumer
  • Fintech
  • Seed, Series A
  • $1.0M – $20.0M
  • San Francisco, CA
  • 29 portfolio companies

Matrix Partners India

Partners with founders building transformative SaaS and retail platforms.

  • Other
  • SaaS
  • Seed, Series A
  • $500K – $15.0M
  • Mumbai, India
  • 1 portfolio company

MatterScale Ventures

Emerging manager investing in early software and data-enabled businesses. Often backs founders at the earliest stage with a pragmatic check size.

  • SaaS
  • Enterprise
  • Developer Tools
  • Pre-Seed, Seed
  • $100K – $500K
  • New York, NY
  • 37 portfolio companies

Mattiko.Tech

Mattiko.Tech invests predominantly in the tech startup space with a focus on AI and B2B solutions.

  • Other
  • SaaS
  • AI / ML
  • Seed
  • $100K – $1.0M
  • Austin, TX
  • 1 portfolio company

Mavan Capital

Focused on AI-powered SaaS solutions transforming backend operations for SMBs and mid-market enterprises.

  • SaaS
  • Other
  • AI / ML
  • Pre-Seed, Seed
  • $250K – $1.5M
  • Austin, TX
  • 2 portfolio companies

Maven Capital Partners

Supports seed-stage and growth companies in B2B SaaS and AI innovation, with interest in enterprise data solutions and compliance-heavy workflows.

  • SaaS
  • Enterprise
  • AI / ML
  • Seed, Series A
  • $1.0M – $8.0M
  • Glasgow, UK
  • 1 portfolio company

Maverick SaaS Ventures

A micro-fund backing innovative SaaS platforms with a focus on AI infrastructure and productivity.

  • SaaS
  • Other
  • Seed
  • $300K – $4.0M
  • Boulder, CO
  • 2 portfolio companies

Maverick Ventures

Maverick Ventures invests in early-stage B2B SaaS and AI infrastructure startups helping to modernize enterprise systems.

  • SaaS
  • Developer Tools
  • AI / ML
  • Pre-Seed, Seed
  • $250K – $2.0M
  • Austin, TX
  • 25 portfolio companies

Showing 2305–2328 of 4158 firms — page 97 of 174.

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