Tessadi · Veridessa
The Proof is in the Play. Game On.
Most organisations spend millions on leadership development and cannot prove it changed anything. Veridessa changes that — measuring what leaders actually do under pressure, and calibrating that picture against what the organisation's strategy demands.
The problem
The global L&D industry is enormous. The skills-intelligence market is growing at 16% CAGR. And the evidence base for what either actually changes in leadership behaviour is embarrassingly thin.
spent annually on learning and development globally — with organisations increasingly unable to demonstrate ROI on leadership investment or connect it to strategic outcomes.
World Economic Forum · LinkedIn Workplace Learning Report
How Veridessa works
Four tiers. One shared engine. Every tier unlocks a higher organisational decision-maker and a higher-value commercial conversation.
Veridessa Leadership assesses 32 competencies across 6 domains through immersive, AI-powered simulation — not self-report. The CER Score is objective, comparable, and repeatable.
Veridessa+ aggregates individual scores into an organisational capability map — a live, evidence-based picture of leadership supply, bench strength, and succession readiness.
Veridessa Command adds the demand setpoint — what the strategy actually requires. The gap-vs-strategy chessboard shows exactly where capability must go, and how far it has to travel.
Product architecture
The Veridessa tier ladder is gated at four natural value breaks. Each tier includes everything below it, and each unlocks a higher organisational signer — from HR Director through to Group Board.
The simulation
Veridessa Leadership delivers its assessment through immersive, multiplayer simulation — fully browser-based, no install required. Participants make real decisions inside realistic organisational scenarios. Every choice is observed. Every behaviour is scored.
What Veridessa measures
Veridessa Leadership assesses performance across the six domains that define organisational leadership — observed through simulation, scored by the CER engine.
The CER Score
Every participant receives a Competency Evaluation and Rating score — an objective, data-driven profile across all six domains. Comparable across cohorts. Repeatable over time. The foundation everything in Veridessa is built on.
Who it's built for
Veridessa was designed for organisations that take leadership seriously — and the leaders held accountable for developing it.
HR Directors
You're investing in leadership programmes and being asked to prove their impact. Veridessa gives you objective, comparable data across your entire leadership population.
CHROs
Identifying future leaders from gut feel and annual reviews is no longer good enough. Veridessa reveals who your high-potentials actually are — under real conditions.
C-Suite & Board
Veridessa Command gives boards the first instrument that sets a strategy-derived demand for capability and measures the gap against what the organisation actually has.
Veridessa in action
Veridessa is designed for facilitated cohort delivery — bringing leadership teams together around shared simulation scenarios that reveal how they actually think, decide, and lead under pressure.
Register Interest →
From the Tessadi blog
Research-backed perspectives on leadership development for CHROs and HR Directors.
The Broken System
The evidence against traditional L&D has been building for decades. Here's why organisations keep spending on it anyway — and what actually works.
Read article →Science of Leadership
The leadership behaviours that determine organisational outcomes have always been observable. We've simply lacked the tools to capture them objectively. Until now.
Read article →Get involved
Veridessa is in active development. We are selectively engaging with investors, design partners, and enterprise organisations who want to shape what gets built.