We have an established network of service providers. We are able to build bespoke teams for individual client requirements, managed and co-ordinated by Challenge Sustainability.
Sustentra is an AI workspace for sustainability assurance that helps auditors and consultants reduce grunt work and focus on judgment. It parses and reconciles company claims and KPIs, streamlines gap analysis, policy and regulation lookups, XBRL tagging, and risk planning—so teams move faster while maintaining a consistent, reviewable engagement file, strengthening control over execution and scales capacity without sacrificing quality.
Twenty Fifty – advisors on leadership and organisational development, stakeholder engagement and human rights
AB – creative digital design agency, experts in sustainability report design and digital communications