The Stack Index / Source / Vieu
Source · serves Identity
Vieu
Vieu is used in the source layer by 1 operator documented on GTM Vault, including Mark van Oppen, SecureAuth, where it ran as the relationship paths into enterprise accounts at SecureAuth, in heavy use.
Updated 24 Sep 2026, the date of the latest episode or confirmation citing Vieu. Cite as: GTM Vault, The Stack Index, “Vieu”, https://pro.gtmvault.co/stack/tool/vieu, updated 24 Sep 2026.
Who named it, and what it did
One entry per episode. Mentions in passing, sponsor reads and guest biographies are not counted.
- Confirmed Sep 2026operator evidenceMark van Oppen, SecureAuth
Relationship paths into enterprise accounts at SecureAuth, in heavy use
See which stacks this tool shows up in next
Every Show Me Your Stack episode adds operators and tools to this index. Subscribe to GTM Vault and get each one as it lands.
Runs alongside
Tools that appear in the same operators’ stacks as Vieu. The count is how many of those operators run both.
Others in source
Are you Vieu? Show the record
The badge states the record and nothing more: how many operators named Vieu on GTM Vault. It updates itself when the count changes. It is free, it changes nothing about placement or order, and the only condition is that it links back to this page.
<a href="https://pro.gtmvault.co/stack/tool/vieu"><img src="https://pro.gtmvault.co/stack/badge/vieu.svg" alt="Vieu: named by 1 operator on the GTM Vault Stack Index" height="28"></a>
Common questions
- Which operators use Vieu?
- 1 operator on GTM Vault has described running Vieu in a working system: Mark van Oppen (SecureAuth). Each entry is one citation per episode, in the operator's own words. Mark van Oppen, SecureAuth described it as the relationship paths into enterprise accounts at SecureAuth, in heavy use (Confirmed Sep 2026).
- What layer of revenue architecture does Vieu serve?
- Vieu is placed on the Source layer, which serves Identity in the eight-layer model of revenue architecture. Where raw records enter: companies, people, firmographics, scraped listings. Placement follows the job the tool did in an operator's system, not the category its marketing claims.
- What runs alongside Vieu?
- In the stacks of operators who run Vieu, the tools that appear most often are Apollo (1), Claude (1), ChatGPT (1), Salesforce (1) and ZoomInfo (1). The number is how many of those operators run both.
- What entry tier is Vieu?
- Vieu is listed at the enterprise tier. The index records budget as a posture (self-serve, mid-market, enterprise), not a price, because public pricing in this category is unreliable.