Best Seed SaaS Venture Capital Firms

Browse 4,119 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

KPTL

KPTL has a strong GovTech orientation and experience backing startups that sell into public-sector and regulated markets. It is relevant if the startup’s government education programs become a materia...

  • Other
  • SaaS
  • Marketplace
  • Seed, Series A
  • $500K – $5.0M
  • São Paulo, Brazil
  • 70 portfolio companies

Kairos Angels

Early-stage investor with a broad fintech and financial services orientation, including B2B models. It can fit infrastructure companies that serve regulated financial institutions and cross-border ent...

  • Fintech
  • SaaS
  • Healthcare
  • Pre-Seed, Seed, Series A
  • $150K – $20.0M
  • US
  • 33 portfolio companies

Kaleidoscope Ventures

Early-stage fund focused on the intersection of fintech and real estate, including transaction and process infrastructure.

  • Other
  • Fintech
  • SaaS
  • Pre-Seed, Seed
  • $250K – $1.5M
  • New York, NY
  • 2 portfolio companies

Kalon Venture Partners

Kalon Venture Partners invests in high-growth, disruptive digital technology companies—especially in post-revenue or revenue-producing early-stage (Seed to Series A) startups across sectors like AI, S...

  • SaaS
  • Marketplace
  • Pre-Seed, Seed
  • $570K – $11.0M
  • Johannesburg, South Africa
  • 2 portfolio companies

Kalos Ventures Inaugural Fund

Newer fund listed among active HR tech investors, indicating an early-stage specialist orientation. The inaugural-fund profile suggests an emerging-manager style platform with room to back novel softw...

  • Other
  • SaaS
  • Enterprise
  • Pre-Seed, Seed
  • 2 portfolio companies

Kalys Ventures

Early-stage investor with explicit B2B and SaaS focus. Relevant for operational software and digital infrastructure products across Francophone and African markets.

  • SaaS
  • Other
  • Climate / Energy
  • Pre-Seed, Seed
  • $200K – $3.4M
  • Morocco / France / Cameroon
  • 4 portfolio companies

Kana Ventures

Supporting transformative startups in LegalTech and Fintech sectors with a focus on early-stage hyper-growth opportunities.

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

Kapor Capital

They invest in early-stage, tech-driven companies in the U.S. that are committed to closing gaps of access, opportunity, or outcomes for low-income communities and communities of color.

  • Other
  • EdTech
  • Marketplace
  • Pre-Seed, Seed
  • $250K – $3.0M
  • Oakland, California, United States
  • 19 portfolio companies

KarmaLayer Ventures

Focused on funding startups empowering local and decentralized communities through gig platforms, service marketplaces, and blockchain-based verification systems.

  • Other
  • AI / ML
  • Marketplace
  • Pre-Seed, Seed
  • $100K – $2.0M
  • Bangalore, India
  • 2 portfolio companies

Keiki Capital

Invests in resilient, early-stage software ventures focused on disruption in B2B SaaS and marketplace innovations, with an emphasis on founder resilience and scalability.

  • SaaS
  • Fintech
  • Marketplace
  • Seed, Pre-Seed
  • $250K – $1.0M
  • Austin, TX
  • 27 portfolio companies

Kennet Partners

Kennet invests growth equity in bootstrapped, capital-efficient B2B SaaS and tech-services companies in Europe and the US, typically those with over $3M ARR and 30%+ growth, often with little prior in...

  • SaaS
  • Fintech
  • Pre-Seed, Seed
  • $8.0M – $30.0M
  • London, United Kingdom (with additional office in San Mateo, California, USA)
  • 2 portfolio companies

Kepler Ventures

Early-stage firm with a heavy sector focus on European marketplaces and next-gen e-commerce infrastructure.

  • Other
  • Marketplace
  • Consumer
  • Pre-Seed, Seed
  • $100K – $2.0M
  • Berlin, Germany
  • 16 portfolio companies

Kepple Africa Ventures

Japan-linked venture firm investing in African startups, frequently in fintech and B2B platforms.

  • Other
  • Fintech
  • SaaS
  • Pre-Seed, Seed
  • $250K – $3.0M
  • Tokyo, Japan
  • 50 portfolio companies

Kernel Labs

Investing in transformative technologies in developer tools and AI that enhance efficiencies in enterprise environments.

  • Developer Tools
  • Other
  • Deep Tech
  • Pre-Seed, Seed
  • $100K – $1.5M
  • San Francisco, CA
  • 5 portfolio companies

Keystone Ventures

Investing in European B2B SaaS startups building scalable enterprise solutions.

  • SaaS
  • Other
  • Pre-Seed, Seed
  • $75K – $250K
  • Zurich, Switzerland
  • 1 portfolio company

Kibo Ventures

Kibo leads or co-leads pre-Series A and Series A rounds in early-stage European B2B technology companies, with a focus on Deep Tech, AI, and cybersecurity.

  • Fintech
  • SaaS
  • Seed, Series A
  • $2.3M – $6.8M
  • Madrid, Spain
  • 10 portfolio companies

KickOff Capital

Supports early-stage startups revolutionizing tactics and performance through sports technology and analytics.

  • Other
  • SaaS
  • AI / ML
  • Pre-Seed, Seed
  • $200K – $1.0M
  • Berlin, Germany
  • 10 portfolio companies

Kickstart Fund

Kickstart leads pre-seed and seed investments, primarily in founders building in Utah, Colorado, and the wider Mountain West. It is a generalist investor backing companies across areas including AI, B...

  • SaaS
  • Other
  • Pre-Seed, Seed
  • $500K – $4.0M
  • Salt Lake City, Utah, United States; Denver, Colorado, United States (main office: Cottonwood Heights, Utah)
  • 10 portfolio companies

Kindhearted Ventures

Invests in socially impactful B2B Marketplace and SaaS startups, focusing heavily outside of Silicon Valley.

  • SaaS
  • Marketplace
  • Pre-Seed, Seed
  • $100K – $1.0M
  • Austin, TX
  • 2 portfolio companies

Kindling Ventures

Focused on backing founders building verticalized SaaS and automation tools for underserved SMB industries.

  • SaaS
  • Other
  • AI / ML
  • Pre-Seed, Seed
  • $250K – $750K
  • Seattle, WA
  • 8 portfolio companies

Kindred Ventures

Kindred is an early-stage firm that backs technical startups and recently led an AI chip design and verification seed round. The firm is a solid pre-seed fit for software that shortens chip verificati...

  • AI / ML
  • Deep Tech
  • SaaS
  • Pre-Seed, Seed
  • $500K – $2.0M
  • San Francisco, California

Kinetic Space Ventures

Invests in next-generation data security, compliance, and infrastructure Software-as-a-Service platforms for enterprises.

  • SaaS
  • Developer Tools
  • Other
  • Pre-Seed, Seed
  • $500K – $2.5M
  • Denver, CO
  • 2 portfolio companies

Kisho Capital

Early-stage rolling fund focused on tech startups with initial traction, especially those using AI/ML for personalization and automation. The fund explicitly includes B2B SaaS among its focus sectors.

  • SaaS
  • Other
  • Fintech
  • Seed, Pre-Seed
  • Up to $150K
  • Delhi, India
  • 1 portfolio company

Kleiner Perkins (Enterprise practice)

Kleiner Perkins partners with exceptional founders building transformative technology companies from inception through growth, especially in enterprise software, AI, healthcare, fintech, and hardtech,...

  • Enterprise
  • SaaS
  • Pre-Seed, Seed, Series A
  • $100K – $150.0M
  • Menlo Park, California, United States
  • 40 portfolio companies

Showing 2017–2040 of 4119 firms — page 85 of 172.

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