Carta was built for to manage cap tables, mostly for US companies.
Slice was built from day one for those who operate across 60+ countries, and manage equity beyond just cap table - with automated compliance, tax, and reporting.
Slice monitors tax and legal requirements across 60+ countries in real time. When an employee relocates mid-vest, Slice recalculates their compliance obligations automatically - no manual intervention, no waiting for a lawyer.
Slice is the first equity platform where AI is created as part of the infrastructure, not added as a feature. It flags regulatory changes, surfaces tax exposure, and answers equity questions instantly — before problems become costly.
Onboarding with Slice is specialist-led and fully managed. Your team collects documents; SliceAI with the support of our team of ex-lawyers and equity specialists does the rest. In just two weeks, your whole equity planning can be upgraded quickly
Migrating to Slice is not only fast, it’s also easy — and here’s why.
Your Slice onboarding specialist – an ex-lawyer who has done this hundreds of times – leads the entire process
We conduct a full data audit and due diligence on your existing cap table, grants, and documents
Data integrity and document completeness are verified before anything goes live
Your team provides documents; we handle configuration, compliance setup, and validation
Most companies are fully live in under two weeks
Onboarding is completely free
Yes. Slice supports a wide range of equity plans, awards, and financial instruments:
For UK companies specifically, Slice handles HMRC reporting requirements, Companies House filings, and the full compliance lifecycle for tax-advantaged schemes.
We handle the migration. You stay compliant throughout.
Book a Migration Call