About · Signet Stack Ltd

We build frontier-technology that proves itself.

Signet Stack Ltd is the company behind SignetStack Labs, where the hardest engineering, a post-quantum cryptographic core, is built once and inherited by everything we ship.

The model

One core, many products

The expensive, precision-engineered part, cryptography, safety, provability, operational maturity, never gets rebuilt. Each product is a specialist application of the same proven foundation, the way you swap the head on a precision tool but never the motor.

The Signet Data Trust Network Platform proves what happened to regulated data; SignetStack DXP brings the same rigour to digital experience; and our sister company Signetify makes it approachable as the agentic-commerce OS. More will follow, each on the same core. Two of our companies are separate ventures that license the same core: Velocity Quant Technologies applies it to ultra-low-latency trading, and CalibrIQ to verifiable reliability ratings for autonomous financial agents on Solana. Each is separately owned and carries the “Secured by Signet Stack Core” endorsement once its integration is verified.

SignetStack Labs™
Master brand · one proven core
Data Trust Network Platform
The platform
Post-quantum data-trust platform & its modules.
SignetStack DXP™
Digital Experience Platform
Composable, agent-first experience platform.
SignetStack R&D™
Research & Advanced Development
Cryptography research, invented & proven here.
Independent venture
Velocity Quant Technologies™
Ultra-Low-Latency · HFT
Microsecond execution, HFT V5 Omni. Separately owned.
Secured by Signet Stack Core
Independent venture
CalibrIQ™
Verifiable AI Ratings · Solana
Verifiable reliability ratings for autonomous agents, on Solana. Separately owned.
Secured by Signet Stack Core
Sister company
Signetify™
Agentic commerce · signetify.com
The agentic-commerce OS.
Two layers on one post-quantum core. The platform — the Signet Data Trust Network Platform and its specialist brands, product lines of Signet Stack Ltd. And the ventures — separate companies that each license the core and carry the “Secured by Signet Stack Core” endorsement: sister company Signetify, Velocity Quant Technologies and CalibrIQ.
Principles

How we operate

01

Build the hard part once

Shared, proven engineering, never rebuilt per market.

02

Proof, not narrative

We replace claims with cryptographic evidence anyone can re-verify.

03

Honest by default

We state what's proven, what's planned, and what's not done yet.

04

Post-quantum from day one

The standards every record will need, built in now, not migrated later.

05

Govern as we grow

Human authority is retained; automation reduces toil, not accountability.

06

Compounding by design

Every core improvement lifts every product at once.

Signetify
Sister company

Signetify™

Signetify is a sister company in the Signet Stack family, the AI-native platform for building, running and growing online businesses, where you and an AI agent are equal collaborators on the same live site, and every asset and transaction carries built-in, verifiable provenance.

Learn more →

Leadership. Our leadership and team details are published as the company grows. We're hiring →