Antonio Herrera Bustamante
Fundador & Principal at quietnode.capital
Madrid, Community of Madrid
Antonio Herrera Bustamante, Fundador & Principal at quietnode.capital is an active investor based in Madrid, Community of Madrid. This profile covers what Antonio Herrera Bustamante backs, at which stage, and how founders can reach out in 2026.
Antonio Herrera Bustamante is the Founder & Principal at quietnode.capital, with over 22 years in private equity and regulated infrastructure.
Antonio Herrera Bustamante invests in Climate & Energy and Manufacturing & Industrial, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- PEFamily Office
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Climate & EnergyManufacturing & Industrial
- Location
- Madrid, Community of Madrid
- Typical check
- $3.8M
How to reach Antonio Herrera Bustamante
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Round Funded. "Antonio Herrera Bustamante." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/antonio-herrera-bustamante
Frequently Asked Questions
Who is Antonio Herrera Bustamante?
Antonio Herrera Bustamante, Fundador & Principal at quietnode.capital is an active investor based in Madrid, Community of Madrid. Antonio Herrera Bustamante invests in Climate & Energy and Manufacturing & Industrial, typically at Early Stage Venture and Late Stage Venture.
What does Antonio Herrera Bustamante invest in?
Antonio Herrera Bustamante invests in Climate & Energy and Manufacturing & Industrial, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Antonio Herrera Bustamante invest at?
Antonio Herrera Bustamante typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Antonio Herrera Bustamante's typical check size?
Antonio Herrera Bustamante typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.