The Rainbow StandardEnsuring every credit you buy meets the highest bar for integrity.Our rules and methodologies are built on rigorous science, aligned with market best practices, and peer reviewed. You can trust that every credit represents a guaranteed tonne of carbon mitigation.Developed in collaboration with project developers, scientists and industry experts, the Rainbow Standard is designed to deliver the quality and transparency that today’s buyers demand.DocumentationVisit our Documentation Hub to access the detailed rules, processes, and methodologies that govern our standard.Documentation hubAdvisory Board & Technical CommitteeStandard Advisory BoardProvides strategic guidance, accepts or rejects changes to the Rainbow’s Standard Rules and Procedures, and ensures Rainbow’s activity is in line with its foundational mission.Renaud BettinRenaud Bettin brings over 15 years of carbon market expertise. He began at GERES managing the CO2Solidaire program, then expanded his focus on carbon neutrality at Carbone4. 
Now leading climate action at Sweep, Renaud’s ability to connect projects, institutions, and corporations makes him a key asset to the board.Fanny FleuriotFanny Fleuriot, an Energetic and Environmental Engineer, spent 12 years at ADEME advancing climate mitigation methods and carbon accounting tools. She contributed to the ISO 14068 standard on carbon neutrality. Now in corporate climate strategy, her expertise supports board-level decisions on environmental engineering and carbon quantification methodologies.Laura BeaulierLaura Beaulier, former health-sector entrepreneur, is now CEO of Climate Dividends, a not-for-profit driving investment in carbon mitigation. She brings deep expertise in decarbonization, carbon finance, and methodology. By quantifying carbon impacts, she aligns environmental and financial goals. Laura’s leadership makes her a key asset to the Advisory Board.David AntonioliA visionary in climate finance, David Antonioli spent 15 years as founding CEO of Verra, building the world’s leading carbon standard. With 25+ years at the forefront of climate policy and market design, he brings unrivaled expertise to shape the future of high-integrity carbon markets.Validation and Verification BodiesIndependent third-party auditors responsible for validating projects and verifying Rainbow carbon credits.Sectorial ScopeGlobalAccreditationsCOFRAC ISO 14065Sectorial ScopeGlobalAccreditationsCOFRAC ISO 17029 - CSRSectorial ScopeBioenergies(2), BiCRS(3)AccreditationsCOFRAC ISO 17029 - CSRSectorial ScopeIndustrial circular economy(1), Bioenergies (2), BiCRS(3), Construction(4)AccreditationsCOFRAC ISO 17029 - CSRSectorial ScopeGlobalAccreditationsISO/IEC 17029:2019 & ISO 14065:2020, CDM accredited DOESectorial ScopeIndustrial circular economy, Bioenergies, BiCRS, Engineered RemovalsAccreditationsISO 1464-2:2019 & ISO 1464-3.2019
Buy creditsExplore credits that align with your value chain, location, and social impact goals.Get startedCertify creditsBecome Rainbow certified and issue high quality credits to leading buyers.Get started