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FlowManual
YC S26San Francisco, US · Founded 2026 · 2 employees · 1 known investors
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FlowManual is a back-office platform for construction contractors that analyzes bids, contracts, vendor quotes, and invoices to identify scope, price, and exclusion changes before work begins. It flags discrepancies on exact contract lines with cost impact rankings to prevent costly oversights during project execution.
Also known as ProManual
Construction TechEnterprise SoftwarePropTechSaaSConstructionWorkflow AutomationUnited States of AmericaAmerica / Canada
Founders & leadership· Y Combinator alumni (S26)
FlowManual was founded in 2026 by David Shijoon Bae and Michael Lin.
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David Shijoon BaeCEO & Co-FounderDavid Shijoon Bae studied mechanical engineering at Harvard and is co-founder and CEO of FlowManual, which focuses on automating construction contract procurement.
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Michael LinCTOHe previously worked as a software engineer intern at Dijie, where he developed video infrastructure, and has published research in computer science with work submitted to IEEE conferences.
Investors · 1
Related companies · 5
HelonicHelonic builds AI software that analyzes 2D construction drawings to identify issues such as coordination conflicts, code compliance problems, and missing information before they reach the field. The platform integrates with Procore and Autodesk to flag drawing issues that typically go undetected in manual plan review, helping construction teams reduce costly rework.
VobiVobi is a project management and invoicing platform for construction and home improvement professionals that consolidates product catalogs, billing, task tracking, and client communication in a single workspace.
RDashRDash is a construction management software that helps builders, contractors, and design firms manage projects through features covering design management, procurement, progress reporting, site quality control, and financial tracking. The platform serves construction companies, suppliers, and clients in the construction and interior design industry.
RemiRemi is a residential roofing company that provides roof replacement and repair services with a guaranteed upfront price and no mid-project cost changes. It serves homeowners, offering financing, insurance-claim support, solar bundling, warranties, and text-based project updates.
RoofrRoofr operates a digital platform for the roofing industry that uses satellite imagery to generate instant roofing estimates, connecting contractors and homeowners to streamline the sales and estimation process.
Companies working in the same space as FlowManual.
Legal entities · 1
corporate structureFlowmanual Inc.
Frequently asked questions
- What does FlowManual do?
- FlowManual is a back-office platform for construction contractors that analyzes bids, contracts, vendor quotes, and invoices to identify scope, price, and exclusion changes before work begins. It flags discrepancies on exact contract lines with cost impact rankings to prevent costly oversights during project execution.
- Who founded FlowManual?
- FlowManual was founded by David Shijoon Bae, Michael Lin in 2026.
- Who are FlowManual's investors?
- FlowManual's investors include Y Combinator.
- Where is FlowManual headquartered?
- FlowManual is headquartered in San Francisco, US.