Boldstart Ventures

Quick read

Boldstart Ventures is a pre-seed and seed VC firm founded in 2010, headquartered in Miami, with roots in New York. The firm writes first checks at the 'inception' stage — often before a product exists — targeting technical founders building AI infrastructure, cybersecurity, and developer tooling. In July 2025, it closed a $250M Fund VII, bringing AUM to $1.1B, and backs 10–12 new founding teams per year across three partners.

Key facts

Founded

2010

Founders

Ed Sim

Employees

21

Sectors

enterprise, devtools, ai, security, saas

Website

boldstart.vc

Investment thesis

Boldstart partners with technical founders at the inception stage — often pre-product and pre-revenue — leading first checks in AI infrastructure, cybersecurity, and developer tooling. The firm targets 10–12 new founding teams per year, writes $500K–$15M initial checks, and acts as a co-founder-like partner, running programs to accelerate enterprise go-to-market from day one.

Recent activity

• Jul 2025fundraise
  Closed $250M Fund VII (10th overall fund), targeting AI infrastructure, application layer, cyber, and crypto at inception stage. Initial checks range from $500K to $15M; follow-ons via the existing $175M Opportunities Fund III. WSJ covered the announcement. boldstart.vc
• 2025investment
  Co-led inception round for Waldo, an agentic platform for marketing agencies, alongside Footwork. boldstart.vc
• 2025investment
  Led $4M inception round for Agentuity, cloud infrastructure rebuilt for autonomous AI agents, with Bloomberg Beta and others. boldstart.vc
• 2025investment
  Co-led inception round for Grepr alongside Andreessen Horowitz; Grepr raised $9M and came out of stealth. boldstart.vc
• 2025investment
  Co-led inception round for Baz, an AI code review agent, alongside Battery Ventures. boldstart.vc
• 2025product
  Ellen Chisa led Boldstart's inaugural Inception Bootcamp in Boston, in partnership with SVB; 14 founding teams participated over two weeks. boldstart.vc
• 2024leadership
  Ron Miller joined as Editorial Director and Head of CIO/CISO Network, coming from TechCrunch where he covered enterprise tech for over 10 years. He launched the boldstart-powered publication FastForward. boldstart.vc
• 2024press
  Ed Sim ranked No. 1 on Business Insider's Seed 100 for the second consecutive year and appeared on the Forbes Midas Seed List for the fourth year running. boldstart.vc

Notable investments

• WaldoInception (pre-seed)2025boldstart.vc
• AgentuitySeed ($4M)2025boldstart.vc
• GreprInception ($9M)2025boldstart.vc
• BazInception (co-led)2025boldstart.vc
• SnykInceptionEarlyboldstart.vc
• BigIDInceptionEarlyboldstart.vc
• Protect AIInceptionEarlyboldstart.vc
• BlockdaemonInceptionEarlyboldstart.vc
• SuperhumanInceptionEarlyboldstart.vc
• KustomerInceptionEarlyboldstart.vc

Key people

Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.

• Ed Sim · Founder & General Partner
• Eliot Durbin · General Partner
• Ellen Chisa · Partner
• Jennifer Moy · Chief Operating Officer
• Rahul Vohra · Works At (role unspecified)

Sources

• Ed Sim – boldstart ventures
• WSJ – Boldstart Ventures Raises $250 Million AI Fund
• boldstart 2025 recap
• boldstart 2024 recap
• Team – boldstart ventures
• Boldstart Ventures – Everything Startups
• Boldstart Ventures – Venture Capital Archive

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Frequently asked