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Company

We build the control point for agentic AI.

About

Built in the UK by a security team.

RimSift is developed by Teleformation Ltd, a UK cybersecurity company founded in 2021.

Our first product, Parrera, checks whether traffic that passed a firewall actually caused harm. RimSift applies the same thinking to AI: don't stop at approving the connection, check every call.

We build for organisations that need to know exactly what their AI is doing, and where their data goes.

Also from Teleformation: Parrera →

Team

A small team of security engineers.

Security architecture

Certified intrusion analysts and security architects who design detection for real attack traffic.

Telecoms-grade engineering

Two decades of building and running large platforms, including telecoms cloud programmes.

Built in the UK

Designed, developed and supported in the UK, for organisations that need to know where their data goes.

Careers

Help secure how the world uses AI.

We're a small team working on hard problems in AI and network security. If that's you, we'd like to hear from you, even when no role is listed.

Open roles

No open roles right now. Send us your CV and we'll be in touch when something fits.

Your CV is sent straight to our team by email and is not stored on this website.

Contact

Talk to us.

Questions about RimSift, partnerships or press. We reply within two working days.

Want to see RimSift working? Book a demo instead →

Registered office

Teleformation Ltd
131 Cranbrook Road
Ilford, IG1 4SY
United Kingdom