# Procurement Proof

> Procurement Proof is a procurement-grade reference for third-party risk management (TPRM) and procurement due-diligence. Learn the methodology - risk tiering, due-diligence checklists, SIG-based assessments - understand exactly what to verify before you retain a TPRM advisory firm or due-diligence platform, and explore a sourced reference to real firms active in the space. Procurement support, not a compliance guarantee.

Procurement support and buyer education only. Not a compliance guarantee, not
legal advice. No fabricated credentials, statistics, reviews, or ratings. Data
as of 2026-07-14.

## What this site is
A procurement-grade reference for third-party risk management (TPRM) and
procurement due-diligence - the methodology and advisory layer, not point-
verification tools or vendor-risk software platforms. 6 guides,
39 notable real vendors, 23 glossary terms,
1 decision framework.

## Framework & methodology guides
- [Third-Party Risk Management](https://procurementproof.com/guides/third-party-risk-management)
- [Third-Party Risk Management Framework](https://procurementproof.com/guides/third-party-risk-management-framework)
- [Third-Party Risk Assessment](https://procurementproof.com/guides/third-party-risk-assessment)
- [Due-Diligence Framework](https://procurementproof.com/guides/due-diligence-framework)

## Process & execution guides
- [Vendor Due Diligence](https://procurementproof.com/guides/vendor-due-diligence)
- [Procurement Due-Diligence Checklist](https://procurementproof.com/guides/procurement-due-diligence-checklist)

## Compare (decision frameworks)
- [In-House TPRM Program vs. Outsourced TPRM Advisory](https://procurementproof.com/compare/in-house-vs-outsourced-tprm)

## Notable vendors
- [Aravo (Aravo Solutions)](https://procurementproof.com/vendors/aravo)
- [Archer (Archer IRM)](https://procurementproof.com/vendors/archer-irm)
- [Bain & Company](https://procurementproof.com/vendors/bain-and-company)
- [Baker Tilly US](https://procurementproof.com/vendors/baker-tilly)
- [BDO USA](https://procurementproof.com/vendors/bdo-usa)
- [Capgemini Invent](https://procurementproof.com/vendors/capgemini-invent)
- [CBIZ Pivot Point Security](https://procurementproof.com/vendors/cbiz-pivot-point-security)
- [CohnReznick](https://procurementproof.com/vendors/cohnreznick)
- [Crowe LLP](https://procurementproof.com/vendors/crowe)
- [Deloitte](https://procurementproof.com/vendors/deloitte-tprm)
- [Diligent](https://procurementproof.com/vendors/diligent-tprm)
- [Dun & Bradstreet](https://procurementproof.com/vendors/dun-and-bradstreet)
- [Efficio Consulting](https://procurementproof.com/vendors/efficio-consulting)
- [EY](https://procurementproof.com/vendors/ey-tprm)
- [Genpact](https://procurementproof.com/vendors/genpact)
- [GEP](https://procurementproof.com/vendors/gep)
- [Grant Thornton](https://procurementproof.com/vendors/grant-thornton)
- [Interos](https://procurementproof.com/vendors/interos)
- [Inverto (a BCG Company)](https://procurementproof.com/vendors/inverto)
- [Kearney](https://procurementproof.com/vendors/kearney)

## Key pages
- [Source a TPRM advisor (sourcing request)](https://procurementproof.com/source-a-vendor)
- [Notable vendors](https://procurementproof.com/vendors)
- [Glossary](https://procurementproof.com/glossary)
- [Methodology](https://procurementproof.com/methodology)
- [Vendors JSON API](https://procurementproof.com/api/vendors.json)
- [Guides JSON API](https://procurementproof.com/api/guides.json)

## Contact
hello@procurementproof.com