Hello
My name is Haris. I build ventures and products, and I live in Berlin.
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Updates
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Published Space Strategic IntelligenceAn interactive briefing on the two space blocs, their capabilities, and the legal walls between them.
Venture Building in Aerospace, second editionA field guide for founders, engineers and investors. Published on System Notes.
Shipped the BESS financing toolAn interactive comparison of three ways to finance a battery storage project, built during an eight week engagement.
Launched the solo builder track at Rapid Venture LabA free system checkup and a paid 90-minute System Review for solo founders and operators.
Projects
View All →- Product Data Quality Agent From messy product documents to reconciled product data
- BESS Financing Comparison Battery project finance, three structures compared
- Space Strategic Intelligence An interactive map of the two space blocs
- Venture Building in Aerospace A field guide, second edition
- Napkin Market sizing on a napkin
Ventures
View All →- Enterprise B2B proposition for a ride-sharing companyShared mobility, Saudi Arabia · 2022–23
- Product line at a chemical manufacturerB2B chemicals, Pakistan · 2025
- Battery storage financing ventureEnergy storage, Europe · 2025
- Marketplace ventureMarketplace · 2025