Silkline raised $4M seed to fix manufacturing's PDF problem.

AI supply chain platform turning manual RFQs into automated workflows for advanced manufacturers.

Key metrics:
• $4M seed led by Origin Ventures
• 5x revenue growth YoY
• 20% new customers from network effects
• Customers: Vast, Castelion, H3X, K2 Space

Founder playbook:
• Isaac Chambers spotted problem at Lockheed (F-35 delays from manual workflows)
• Partnered with ex-Palantir engineer for data integration expertise
• Used investor portfolio companies as early customers
• Built network effects: suppliers became customers

Takeaway: Biggest opportunities hide in boring workflows. Manufacturing runs on PDFs—trillion-dollar coordination problem.

Brewed by Startup Beaker.