Stone 1.0 to 3.0
The full Stone platform, layer by layer
From SECR compliance today to portfolio-grade intelligence as regulation accelerates. Stone grows with demand.
Connected Xero integration
Connect Xero in one click and it keeps syncing. Every emission traces back to the exact transaction, the factor used and the date. QuickBooks and Sage on the roadmap.
Assisted classification
Stone sorts each cost into a Scope 1, 2 or 3 category using DEFRA factors. You can override anything, and every change is logged.
Reliability rating
Every number shows how reliable it is, so you know at a glance what is a quick estimate and what is ready to sign off.
Add detail where it matters
Stone points you at the few transactions that need real-world figures to reach sign-off-grade accuracy.
SECR report generation
Audit-ready disclosures generated automatically. UK SECR compliant.
Multi-org practice dashboard
Every client organisation in one view. Pipeline status, action flags and an emissions summary per client.
Financial Intelligence
What your emissions cost financially. Carbon cost by transaction, reduction ROI, P&L impact under carbon pricing scenarios.
Fills in the detail for you
Works out physical amounts from what you paid, for example turning a fuel bill into litres. Checkable, with a reliability rating.
Carbon cost in pounds
What carbon costs you today, per tonne and in total, linked to the real financial data.
Scenario analysis
Model energy prices, carbon pricing and reduction commitments with live P&L impact.
Lender-ready packs
Bank-formatted disclosure outputs for green finance applications.
Supply chain Scope 3 and decarbonisation roadmap
Upstream supplier exposure and reduction actions ranked by financial impact, payback and IRR.
Monte Carlo risk modelling
Probabilistic scenarios across carbon price, energy volatility and regulatory timing.
Cross-portfolio benchmarking
Compare performance across an entire practice client base, sector-normalised.
Predictive client alerts
Flag clients drifting off pathway before it becomes a compliance problem.
UK SRS institutional reporting
Full UK Sustainability Reporting Standards output, IFRS S1 and S2 aligned.
Transition finance matching
Connect reduction plans to relevant green finance.
Real-time grid intensity
Live grid carbon intensity with load-shift guidance.
See Stone on your own ledger
Start a free trial, or talk to the team about your practice.