Seed SaaS Venture Capital Firms

Browse 4,096 venture capital firms that invest in SaaS startups at the Seed stage. 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

Theory Ventures

Theory says it invests in software companies that use technology discontinuities to create go-to-market advantages. Its current portfolio includes AI, data infrastructure, and Web3 companies.

  • Enterprise
  • SaaS
  • Pre-Seed, Seed
  • $500K – $3.0M
  • San Francisco, California, United States
  • 3 portfolio companies

ThermalGradient Ventures

Invests in breakthrough materials science and next-gen hardware technologies solving scalability and energy challenges.

  • Other
  • SaaS
  • Seed, Series A
  • $1.0M – $8.0M
  • Boston, MA
  • 1 portfolio company

Thesis Foundry Ventures

Thesis Foundry Ventures backs founders building B2B SaaS products that enrich startups' operating and scaling capabilities.

  • Other
  • SaaS
  • Pre-Seed, Seed
  • $100K – $500K
  • San Francisco, CA
  • 1 portfolio company

ThesisOne Ventures

Investing at the intersection of software, financial innovation, and regulatory compliance with a focus on scalable platforms.

  • Fintech
  • SaaS
  • Other
  • Pre-Seed, Seed
  • $500K – $2.0M
  • Austin, TX
  • 2 portfolio companies

Think Forward VC

Early-stage fund backing African and African-diaspora founders building fintech, healthtech, and climate solutions for African markets, with a core mission of democratizing access to financial service...

  • Fintech
  • Healthcare
  • Climate / Energy
  • Pre-Seed, Seed
  • 11 portfolio companies

ThinkAfrica Ventures

Dedicated to African startups building foundational tech layers for market growth, including platforms addressing research and data localization.

  • Other
  • Developer Tools
  • SaaS
  • Pre-Seed, Seed
  • $25K – $100K
  • Johannesburg, South Africa
  • 2 portfolio companies

Thread Capital

Invests in foundational enterprise software tools that enhance productivity and team efficiency, with a keen interest in decision intelligence platforms.

  • Enterprise
  • Other
  • SaaS
  • Seed
  • $100K – $1.0M
  • San Francisco, CA
  • 14 portfolio companies

Thread Fintech Ventures

Backing Fintech startups that lower transaction costs and empower SMBs in Europe through innovative payment rails.

  • Fintech
  • Other
  • AI / ML
  • Seed
  • $250K – $1.5M
  • Amsterdam, Netherlands
  • 1 portfolio company

Thread Ventures

Early-stage fund dedicated to tech innovation in the textile and apparel manufacturing spaces in Asia.

  • Other
  • SaaS
  • Enterprise
  • Pre-Seed, Seed
  • $100K – $1.0M
  • Bangalore, India
  • 2 portfolio companies

ThreadLevel Ventures

Focused on early-stage marketing technology solutions, particularly those tailored to SMBs and offering efficient customer acquisition tools via software innovation.

  • Other
  • SaaS
  • Pre-Seed, Seed
  • $50K – $500K
  • Atlanta, GA
  • 2 portfolio companies

ThreadStack Ventures

Invests in startups enabling AI-powered workflows, integration tools, and enterprise automation.

  • SaaS
  • Other
  • Pre-Seed, Seed
  • $250K – $1.3M
  • Boston, MA
  • 2 portfolio companies

ThreadTech Ventures

ThreadTech Ventures invests in startups at the intersection of technology and fashion, enabling data-driven innovation across supply chains, manufacturing, and marketing.

  • Other
  • SaaS
  • AI / ML
  • Pre-Seed, Seed
  • $250K – $2.0M
  • Los Angeles, CA
  • 1 portfolio company

Threaded Ventures

Focused on early-stage companies innovating in fashion technology, retail, and e-commerce with scalable SaaS solutions.

  • Other
  • AI / ML
  • Developer Tools
  • Pre-Seed, Seed
  • $250K – $2.0M
  • New York, NY
  • 2 portfolio companies

Threadline Ventures

Threadline exclusively invests in early-stage B2B software companies solving enterprise pain points.

  • SaaS
  • Enterprise
  • AI / ML
  • Pre-Seed, Seed
  • $1.0M – $3.0M
  • San Francisco, CA
  • 105 portfolio companies

Threadneedle Ventures

Threadneedle Ventures specializes in early-stage investments in fintech and RegTech startups that streamline compliance processes and reduce liability risks for enterprise platforms.

  • Fintech
  • Other
  • Enterprise
  • Pre-Seed, Seed
  • $250K – $1.0M
  • Austin, TX
  • 1 portfolio company

Three Lines Venture Partners

Focuses on enabling African fintech infrastructure with scalable B2B solutions in payments, APIs, and SaaS platforms.

  • Fintech
  • Other
  • SaaS
  • Pre-Seed, Seed
  • $200K – $2.0M
  • Lagos, Nigeria
  • 2 portfolio companies

Threshold Dynamics

Threshold Dynamics invests in B2B SaaS companies innovating within marketing, analytics, and intelligent edge devices for enterprise markets.

  • Other
  • SaaS
  • Deep Tech
  • Seed
  • $500K – $2.0M
  • Denver, CO
  • 1 portfolio company

Threshold Ventures

Threshold focuses on 'invisible innovation' in B2B SaaS, with particular interest in transforming traditional industries like real estate with modern enterprise solutions.

  • SaaS
  • Real Estate
  • Other
  • Seed, Series A
  • $1.0M – $4.0M
  • Salt Lake City, UT
  • 10 portfolio companies

Thrive Africa Fund

This fund invests in startups tackling pressing challenges in Africa’s workforce and productivity ecosystems, with an emphasis on scalable SaaS models.

  • Other
  • SaaS
  • Pre-Seed, Seed
  • $200K – $1.0M
  • Nairobi, Kenya
  • 2 portfolio companies

Thrive Fitness Ventures

Thrive Fitness Ventures invests in early-stage startups transforming the fitness and health tech industries with SaaS solutions.

  • Healthcare
  • Other
  • SaaS
  • Seed
  • $250K – $1.0M
  • Austin, TX
  • 1 portfolio company

Thrive State Ventures

Thrive State Ventures concentrates on transformative digital health and SaaS innovations that target niche medical markets.

  • Healthcare
  • SaaS
  • Other
  • Seed, Series A
  • $750K – $3.5M
  • Austin, TX
  • 1 portfolio company

TidalScale Fund

Invests in rapidly scaling B2B SaaS companies targeting enterprise markets with a unique focus on compounding customer insights.

  • SaaS
  • Enterprise
  • Seed, Series A
  • $1.0M – $5.0M
  • Boston, MA
  • 1 portfolio company

TidePool Capital

Backs startups innovating in waterfront technologies, PropTech, and environmental data platforms.

  • Real Estate
  • SaaS
  • Other
  • Pre-Seed, Seed
  • $500K – $3.0M
  • Miami, FL
  • 2 portfolio companies

Tideworks Ventures

Supports startups solving critical inefficiencies in cargo handling, port optimization, and intermodal logistics.

  • Other
  • SaaS
  • Pre-Seed, Seed
  • $300K – $1.0M
  • Seattle, WA
  • 2 portfolio companies

Showing 3721–3744 of 4096 firms — page 156 of 171.

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