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About
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One commercial truth.

Every angle.

Different teams need different answers from the same commercial relationship. PostSig connects the contracts, products, pricing, invoices, rights and history behind them, so every team can work from what’s true now.

One commercial truth.

Every angle.

Different teams need different answers from the same commercial relationship. PostSig connects the contracts, products, pricing, invoices, rights and history behind them, so every team can work from what’s true now.

Operating surfaces built for the teams that run the business.

Every team comes to the same commercial relationship with a different question. PostSig connects the context behind all of them, so every team can get the answer it needs from the same underlying truth.

Spend

Spend certainty under one source of truth

Track every committed dollar against contractual intent and surface exceptions before value leaks into operations.

Spend overview showing projected spend and contract-term allocation

Answers built on the whole relationship.

A contract is only part of the answer. Pricing, products, invoices, entitlements, rights, usage and every change over time can matter too. PostSig connects the context to show what’s true now.

SPEND · INVOICE RECONCILIATION

Why is this invoice higher than what we agreed to?

Surface starting point · Spend

◆ Answer

$487K discrepancy identified.

How LineageAI resolved it

PostSig traces the invoice through the governing agreement and amendments.

⌁ Evidence

InvoiceMaster AgreementAmendment #2Pricing ScheduleApproval Email

◆ LineageAI flow

  1. 01 · SIGNALInvoiceIdentifies the record in question.
  2. 02 · CONNECTAgreementLinks related agreements and records.
  3. 03 · RESOLVECompare termsDetermines which terms apply.
  4. 04 · ANSWERCurrent truthReturns the answer with evidence.
◇ Every answer includes the evidence behind it.Explore Contract Performance Management

Every trusted answer starts with the history behind it.

LineageAI™
connects it.

PostSig reconstructs the history behind a business decision, connecting agreements, amendments, approvals, invoices, obligations and related records to determine what governs now.

Traceable by design.

Every conclusion links back to the agreements, records and provisions that support it.

LineageAI connects fragmented records to trusted clarity
LineageAI connects fragmented records to trusted clarity

WITHOUT POSTSIG

Fragmented across systems.
Someone has to piece together the answer.

LINEAGEAI™

Connects the history.
Resolves what applies.

WITH POSTSIG

Answer. Evidence. Action.
In one trusted flow.

PRODUCTS

From record to action.

SPEND

Contract Performance Management

Know what your contracts require. From signature to renewal, every obligation stays in view.

INVEST

Investor Rights Intelligence

Protect every investor right. Track notices and decisions as one connected rights record.

OPERATE

Intelligence

Gateway

Securely give approved systems and agents access to PostSig MCP server.

THE RECORD AT SCALE

The difference a trusted answer makes

$1B+

$1B+

Economic value governed

Across the agreements and records PostSig manages.

3.2M+

Business records connected

Agreements, amendments, invoices and related records linked in context.

50K+

Rights & obligations tracked

Terms monitored as the business changes.

TRUSTED BY THE TEAMS THAT RUN THE BUSINESS

  • Merlin Ventures
  • Merlin Ventures
  • Merlin Ventures
  • Merlin Ventures
  • Arch Ventures Partners
  • Frontier Venture Capital
  • Customer logo
  • Customer logo
  • Customer logo
  • Customer logo
  • Customer logo
  • Customer logo
  • “The first solution truly built for market data teams.”

    “PostSig doesn’t just extract information; it interprets agreements in context and highlights risks that generic legal systems overlook. For market data teams, often under-resourced and underfunded, this is the first solution truly built for them.”

    Sheena Clark

    Managing Director, UNA Data Group

  • “Performance-ready insight from what is buried in contracts.”

    “PostSig is building what every enterprise will need in the AI era: a system of intelligence that activates what’s buried in contracts and turns it into performance-ready insight.”

    Nick Adams

    Managing Partner, Differential Ventures

  • “Faster, more reliable decisions.”

    “PostSig surfaces the contract details we used to hunt down manually, helping us identify potential issues, make informed decisions, and stay on top of renewals and risk. It’s made our process faster and more reliable.”

    Gary Glasser

    Managing Director, Data Science, Birch Hill Equity Partners

  • “Direct, real-time visibility.”

    “PostSig has fundamentally changed how we manage vendor agreements. Our clients now have direct, real-time visibility into their contracts, saving us time and improving efficiency across the board.”

    Chris Petrescu

    CEO, CP Capital

  • “Deep understanding of market data contracts.”

    “From the moment we saw PostSig, we were amazed and impressed—not just by the technology, but by the team’s deep understanding of the nuances in market data contracts.”

    Sheena Clark

    Managing Director, UNA Data Group

  • “Execution that keeps rights and control aligned.”

    “When Aumni announced its sunset, it created urgency, but it also created clarity. The next generation of portfolio oversight is not about better snapshots of the past. It is about execution that keeps rights and control aligned as things change. Investor Rights Intelligence reflects exactly where this market is going.”

    Nick Adams

    Managing Partner, Differential Ventures

  • “Avoid missing critical contract dates.”

    “PostSig solves a problem that capital markets industry players have been struggling with for years. It could save many types of companies millions by avoiding missing critical contract dates and automating the tedious aspects of procurement workflows.”

    Chris Petrescu

    CEO and Founder, CP Capital

  • “A new standard for capital-markets data contracts.”

    “PostSig’s innovative approach is set to redefine how capital markets manage their data contracts, and we’re proud to be part of this journey.”

    David Cremin

    General Partner, Frontier Venture Capital

  • “The first solution truly built for market data teams.”

    “PostSig doesn’t just extract information; it interprets agreements in context and highlights risks that generic legal systems overlook. For market data teams, often under-resourced and underfunded, this is the first solution truly built for them.”

    Sheena Clark

    Managing Director, UNA Data Group

  • “Performance-ready insight from what is buried in contracts.”

    “PostSig is building what every enterprise will need in the AI era: a system of intelligence that activates what’s buried in contracts and turns it into performance-ready insight.”

    Nick Adams

    Managing Partner, Differential Ventures

  • “Faster, more reliable decisions.”

    “PostSig surfaces the contract details we used to hunt down manually, helping us identify potential issues, make informed decisions, and stay on top of renewals and risk. It’s made our process faster and more reliable.”

    Gary Glasser

    Managing Director, Data Science, Birch Hill Equity Partners

  • “Direct, real-time visibility.”

    “PostSig has fundamentally changed how we manage vendor agreements. Our clients now have direct, real-time visibility into their contracts, saving us time and improving efficiency across the board.”

    Chris Petrescu

    CEO, CP Capital

  • “Deep understanding of market data contracts.”

    “From the moment we saw PostSig, we were amazed and impressed—not just by the technology, but by the team’s deep understanding of the nuances in market data contracts.”

    Sheena Clark

    Managing Director, UNA Data Group

  • “Execution that keeps rights and control aligned.”

    “When Aumni announced its sunset, it created urgency, but it also created clarity. The next generation of portfolio oversight is not about better snapshots of the past. It is about execution that keeps rights and control aligned as things change. Investor Rights Intelligence reflects exactly where this market is going.”

    Nick Adams

    Managing Partner, Differential Ventures

  • “Avoid missing critical contract dates.”

    “PostSig solves a problem that capital markets industry players have been struggling with for years. It could save many types of companies millions by avoiding missing critical contract dates and automating the tedious aspects of procurement workflows.”

    Chris Petrescu

    CEO and Founder, CP Capital

  • “A new standard for capital-markets data contracts.”

    “PostSig’s innovative approach is set to redefine how capital markets manage their data contracts, and we’re proud to be part of this journey.”

    David Cremin

    General Partner, Frontier Venture Capital

Built for decisions that have to be right.

Built for decisions that have to be right.

PostSig gives people and approved systems secure access to the business record behind every answer, with the controls and evidence required for audit.

PostSig gives people and approved systems secure access to the business record behind every answer, with the controls and evidence required for audit.

PRIVATE

No training on your data.

AUDITABLE

Audit logs across every workflow.

PERMISSIONED

Access respects existing controls.

ENCRYPTED

Encrypted in transit and at rest.

AUDITED & TESTED

Independently audited, regular penetration testing.

DORA

Operational resilience decisions, supported by current evidence.

SOC 2 TYPE 2

Continuous controls and audit evidence for every workflow.

DATA RESIDENCY

Keep sensitive records in the right region and jurisdiction.

GDPR

Privacy-ready access, processing, and evidence controls.

Stop operating from assumptions.

Stop operating from assumptions.

Stop operating from assumptions.

Know what was agreed, what changed, what applies now, and the evidence behind it.

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