Ed Sim
Founder and General Partner
boldstart ventures
Ed Sim is the founder and general partner of boldstart ventures, backing technical founders at inception across enterprise, cybersecurity, AI infrastructure, and physical AI.
boldstart ventures is an enterprise-only, software-first VC that specializes in "inception investing" at the earliest company formation stages. The firm backs highly technical founders building the autonomous enterprise stack across AI-native infrastructure, security, developer tooling, and orchestration, often before product or revenue exists.
How much weight this firm places on each dimension. Totals 100%.
Revenue, growth, and unit economics
Size, timing, and competitive landscape
Founder experience and execution ability
Differentiation and technical quality
How hard it is to get a meeting and close funding from this firm.
Deals closed in a typical year.
Rounds led in the last 12 months.
Decks reviewed in a typical year.
Share of pitches that get funded.
Estimated — public data is not fully disclosed.
boldstart is accessible in timing because it invests extremely early and can move fast, but it is highly selective in practice because it concentrates on a narrow set of enterprise software categories and places unusually high standards on technical founder quality, vision, and founder-market fit before product even exists.
What drives a yes for this firm.
What kills deals and gets a fast no.
Patterns that lead to successful pitches.
Who they are and how they operate.
Industries, themes, and typical ARR expectations.
Core beliefs and strategy behind their investing approach.
How they evaluate and make investment decisions.
Key portfolio companies and why they fit the thesis.
Other firms in this catalog who've backed the same companies.
Full firm roster — key partners, partners, and the wider team.
Notable statements and public positions.
Firms with overlapping stage and industry focus.