Stackpack
Stackpack is an AI-powered vendor intelligence and management platform based in San Francisco, California. Founded in 2023 by Sara Wyman, the company focuses on helping finance, operations, legal, and IT teams manage third-party vendors, contracts, and spending efficiently.
Company facts
| Founded | 2024 (2 years) |
| Latest funding | Venture (Round not Specified) |
| Employees | 19 |
| Headquarters | San Francisco, United States |
| Trusted networks on Proven | 3 investor, bank and government networks offer Stackpack to their members |
| Member offers on Proven | 1 |
Company facts from Apollo.io company data. Network, offer and redemption data from the Proven platform. A Proven Score is published once publicly named clients are verified with sources.
Discounts for Proven network members
4 Week Free Trial · Up to $100 value
Worried you're paying for vendors that you don't use? Concerned that spend is starting to get out of hand? Unlock 4 free weeks of Stackpack, and immediately gain enhanced visibility into your vendor stack and spend
See Stackpack deals on Proven Deals
Members redeem through their investor or bank's Proven marketplace. Terms vary by network.
Competitors in Spend & procurement
| Cledara | Score in progress |
| Coupa | Score in progress |
| Teampay | Score in progress |
| Vertice | Score in progress |
| Tropic | Score in progress |
| CoreTrust | Score in progress |
| Certa | Score in progress |
| Amazon Business | Score in progress |
| Moss | Score in progress |
| SpendHound | Score in progress |
| Stackpack | Score in progress |
| Prendio | Score in progress |
| Airbase | Score in progress |
| CloudEagle | Score in progress |
| Enterprise Purchasing Group | Score in progress |
| Pleo | Score in progress |
| Procure.ie | Score in progress |
| Spendesk | Score in progress |
| Spendflo | Score in progress |
| Vendr | Score in progress |
| Zip | Score in progress |
| CodeROI | Score in progress |
| Amazon | Score in progress |
| NPI | Score in progress |
Source: Proven platform data, public records and vendor websites. Vendors cannot pay to change a score. Methodology. Updated 2026-10-21.