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AI for Construction's Back Office.

FlowManual is the all-in-one AI bidding and purchasing platform for both general and specialty construction contractors. Built by two engineers and Harvard dropouts, FlowManual automates the buying process during pre-construction. With FlowManual, specialty contractors win more work while general contractors deliver at higher standards.
Active Founders
David Shijoon Bae
David Shijoon Bae
Founder
Co-founder & CEO @ FlowManual. Automating Construction Contract Procurement. Previously MechE @ Harvard.
Michael Lin
Michael Lin
Founder
Co-Founder and CTO at FlowManual. Previously SWE intern at Dijie, where he built a video-based landing page that scaled revenue from $3K to $336K MRR and reduced latency from 800ms to 100ms. Published CS researcher at UC Santa Cruz, co-authored paper submitted to IEEE IV 2025.
FlowManual
Founded:2026
Batch:Summer 2026
Team Size:2
Status:
Active
Location:San Francisco
Primary Partner:Gustaf Alstromer