Platform
Your whole firm, on one work base
Mail, the team, clients, connectors, calls, the Vault and the client space, together in Stackeo.


Mail in the current app, a message open. A private dossier conversation in Messages.
What Stackeo does. Create the firm’s account, invite the team, and work on one base.
Connect the firm’s mailboxes, whatever their IMAP and SMTP host. Read, answer and file in the same place as everything else.
- Images through our server, only from senders that pass our checks; trackers removed
- SPF, DKIM and DMARC shown on every message
- Sensitive actions logged

Mail in the current app, a message open.
Messages
The firm’s group, channels by department, a private conversation per dossier: everyone knows where to talk about what.
- Dossier conversations seen only by their members
- Files scanned before they open
- Mentions, unread messages and reactions

A private dossier conversation in Messages.
Clients
The firm’s client directory, there for the whole team. Each client has a space of their own to exchange and share documents.
- The client directory
- A client space
- Large file transfers

The home of the current app, with Vision’s composer.
Included in the founding firms programme
What comes next. Set up with the founding firms.
Calls and dictation
Calls with Vision live to take the notes, and dictation for your letters and notes.
The Vault and transfers
The firm’s keys and secrets locked away, and large files sent to your clients.
Vision
Chat and Work, Agents, Code and Skills, under your rules.
Included in the founding firms programme
Your tools, connected to Stackeo.
Any IMAP and SMTP mailbox works, and so do the other connectors, with permissions per person and a record of every access.
- Any IMAP and SMTP mailMailAvailable
- Microsoft 365Mail, calendar, filesFounding firms programme
- Google WorkspaceMail, calendar, filesFounding firms programme
- OVHcloud mailMailFounding firms programme
- PennylaneAccountingFounding firms programme
- LégifranceCodes and lawsFounding firms programme
- JudilibreCase lawFounding firms programme
- INSEE SIRENECompaniesFounding firms programme
QontoBusiness bankingFounding firms programmeCalendlyAppointmentsFounding firms programme
- NotionDocuments and wikisFounding firms programme
- DextReceipts and invoicesFounding firms programme
For example, at these hosts
- OVHcloud
IONOS
Gandi
- Infomaniak
The brands and logos mentioned belong to their respective owners; their presence implies no partnership.
Names given for information only: no partnership with these publishers, and no endorsement by them, is claimed.
Your clients’ secrets come first.
The rules Stackeo applies to every firm’s data, on every offer:
Our rules for your data- Each firm isolatedOur rule: no firm can reach another’s data, and every boundary is checked by automated attempts to cross it.
- Vision with your rights, never moreOur rule: Vision acts with the permissions of the person asking; sensitive actions wait for a person’s yes.
- No access by our team by defaultNo access by our team to your content. There is no support access today; if one ever exists, it will be explicit, limited and recorded.
- Sensitive actions recordedSensitive actions go to an audit log.
- AI under a business contractThe AI models that serve firms go through providers’ APIs or business agreements, never personal subscriptions.
- Hosting in ParisThe firm’s data is hosted in Paris, France. The providers are named on the security page.
Questions, answered.
ContactWhich mailboxes work?
Any mailbox that speaks IMAP and SMTP, at any host. With dedicated Microsoft 365, Google Workspace and OVHcloud connectors.
Who sees a dossier conversation?
Only the people added to the dossier. An administrator does not read it unless added.
Are these screens the real product?
Yes: they are screenshots of the app. The photographs of offices and facades are there for the setting. To see Stackeo itself, write to the founders at [email protected].
Will it replace our software?
No. Stackeo is designed to work alongside your accounting and practice software; they stay the reference.
Join the founding firms.
Tell us how your firm works. The founders answer you and set Stackeo up with you.



