PostSig

North America · Global

PostSig is a post‑signature operational intelligence platform that connects agreements, amendments, approvals, invoices, rights, and obligations into one governed record, enabling teams and AI systems to act on what is currently in force. Its LineageAI™ engine reconstructs the history behind business decisions and determines which terms, rights, and obligations apply now

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Core product

PostSig reconstructs the governing record across contracts, amendments, invoices, side letters, order forms, investment agreements, financing documents, and related records. Its applications help finance, legal, procurement, risk and compliance, operations, investment, market data, venture capital, private equity, and portfolio operations teams understand what is actually in force, what changed, and what action to take next

Use cases

Investor rights intelligence (pro rata rights, approvals, governance logic), Aumni replacement for VC and growth funds (continuous rights interpretation), Contract performance management (renewals, pricing schedules, obligations, invoice variance), Spend governance and invoice reconciliation (variance detection, evidence linking), Governance and rights lineage across SAFEs, financing rounds, amendments, and side letters, Compliance, reporting duties, and audit‑ready evidence trails, Portfolio‑level clarity for follow‑on needs, governance deadlines, and exposure

Functional categories (vendor-stated)

Investor rights intelligenceContract performance managementSpend governanceRights and obligations trackingAmendment lineage and evidence linkingGovernance logic interpretationInvoice variance detectionCompliance and reporting supportAI‑assisted contract Q&A (LineageAI™ Assistant)

Integrations

Governed access via PostSig MCP into approved systems agents workflows and reportsSecure ingestion of agreements amendments invoices approvals and usage recordsPortfolio‑wide rights and governance data for downstream reporting and finance systems (inferred from product architecture)

Workflow stages

Document ingestionRights and obligations interpretationAmendment lineage constructionEvidence linking and discrepancy detectionGovernance logic updates across roundsSpend and contract performance analysisPortfolio‑level rights and exposure monitoringReporting and compliance workflows

Portfolio focus

Venture capital, Growth equity, Private equity, Hedge funds, Financial institutions managing contract‑driven rights and obligations

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