Center for Resource Solutions Unclaimed
San Francisco, CA, United States
Center for Resource Solutions administers the Green-e certification program to promote credible renewable energy products.
Center for Resource Solutions (CRS) is a nonprofit organization that administers and develops the Green-e certification program for renewable energy products and related services. CRS advances credible, consumer-friendly markets for clean energy by setting standards, verifying program compliance, and guiding participants across utilities, energy suppliers, and product manufacturers. Through governance, standard setting, verification reports, and outreach, CRS supports buyers and providers in selecting verifiable, credible renewable energy solutions while promoting transparent, accountable clean energy markets.
To accelerate the transition to clean energy by creating independent, credible certification and standards that help buyers, utilities, and manufacturers make trustworthy renewable energy choices.
What we offer
Green-e Certification Program
Green-e certification ensures credible renewable energy purchases by setting stringent standards and verification processes.
www.green-e.org/what-we-do/certification-programsMarket segments
Market size by segment
Growth potential (CAGR)
Renewable energy certification
Standards, third-party verification, and governance that certify renewable electricity products for utilities, suppliers, and consumer markets to ensure environmental integrity and consumer protection.
Carbon offset certification
Verification and certification of voluntary carbon offsets to validate additionality, tracing, and credible emissions claims for buyers and sellers.
Renewable fuel certification
Standards and verification for renewable and low‑carbon transportation fuels to confirm feedstock origin, lifecycle emissions attributes, and market eligibility.
Corporate renewable procurement verification
Third-party verification and standards used by corporations and large buyers to validate renewable energy procurement, renewable energy claims, and compliance reporting.
More information about our offering
Green-e Certification Program
Green-e certification program is administered by the Center for Resource Solutions (CRS) to certify renewable energy products and related services. The program sets stringent environmental and consumer protection standards, supported by governance and verification processes, to ensure credibility in North American markets. Green-e covers renewable energy products, fuels, and carbon offsets, helping buyers and providers identify verifiable, credible energy solutions across utilities, energy suppliers, and product manufacturers. Certification programs include Green-e Climate, Green-e Energy, Green-e Marketplace, and Green-e Renewable Fuels.
- Ensures Transparency and AccountabilityBy establishing robust governance structures, the Green-e program maintains high standards and transparency, ensuring that all certified products meet rigorous criteria for quality and reliability.
- Sets High Environmental StandardsThe program's strict standards ensure that only high-quality renewable energy products are certified, which promotes sustainability and environmental protection.
- Enhances Buyer ConfidenceThe Green-e certification reassures consumers and businesses about the authenticity and environmental impact of their renewable energy purchases, thus boosting market integrity.
- Provides Networking OpportunitiesEngaging with a community of like-minded organizations allows certified participants to share best practices and amplify their sustainability messaging.
References
Methodology and sourcing behind the figures shown above.
Renewable energy certification
Estimate based on multiple market reports in the provided search results. MarketsandMarkets and Fortune Business Insights report mid‑2020s market values near USD 28–30 billion; Polaris reports a somewhat lower 2025 value but a similar ~10% CAGR. Several vendors vary in methodology (some report lower base years or much higher forecasts), so a consensus mid‑point of roughly USD 28 billion and ~10% CAGR reflects the dominant published estimates and near‑term forecasting horizons (2025–2034).
Carbon offset certification
Estimation draws on multiple carbon offsets market valuations in the search results (2025–2026 market sizes ranging roughly USD 825B–1,364B). Certification/verification services are a small share of total transaction and project value (professional services, MRV, registry fees). Applying a conservative 1% share of aggregate market value (midpoint ~USD 1,200B) yields ~USD 12B for global carbon offset certification in the near term. Growth CAGR set at ~15%—slightly above many underlying market CAGR estimates (12–24%) because certification demand typically accelerates with tighter regulation, expanding compliance markets, and increased voluntary integrity requirements.
- The global carbon offsets market size was valued at USD 1,364.25 billion in 2025
- The global carbon credit (carbon offset) market size is expected to reach US$ 1,260.3 billion in 2026
- The global carbon offset market is estimated to be valued at USD 824.87 Bn in 2026
- AlliedOffsets projects the carbon market could generate $223.25 billion in revenue by 2040 (medium growth scenario)
Renewable fuel certification
No direct market-size figure for “renewable fuel certification” (standards, audits, verification and fuel-eligibility credits) was present in the results. I used adjacent markets as proxies: the renewable energy certificate (REC) trading market (~$28–30B in 2025) and REC CAGR (≈9–10%), plus fuel markets that require certification (renewable diesel ≈$3.6B in 2024, RNG ≈$16.5B in 2026). Certification and verification services (audit fees, certification bodies, credit registration/trading facilitation) are typically a fraction of certificate trading volumes and fuel project value; using those markets as bounds and assuming certification services and transaction volumes represent roughly 20–30% of related certificate/fuel-market value yields an estimated global renewable fuel certification market of about $8 billion. Growth potential (CAGR ~9.5%) is aligned with REC market projections (~9–10%) and other fuel credit markets (8–16%), so a mid-point CAGR near 9.5% is used.
- REC market was estimated at USD 27.99 billion in 2025; CAGR 10.2% (2025-2030).
- The global renewable energy certificate market size was valued at USD 29.78 billion in 2025; CAGR 9.15%.
- Renewable Diesel Market Size was estimated at 3.607 USD Billion in 2024; CAGR 16.69% (2025-2035).
- Renewable natural gas market valued at USD 16.49 Bn in 2026; CAGR 8.5% (2026-2033).
Corporate renewable procurement verification
No direct market-size data for third-party verification services was present in the results. I used corporate renewable procurement and REC market figures from the search results as the addressable base (HTF: $31.6B procurement market; Fortune Business Insights: $29.78B REC market). Verification, assurance, registry and standards services are typically a small professional-services/software share of these markets (~~2% of procurement/REC transaction value). 2% of the ~$31.6B corporate procurement base yields ~USD 0.63B. Growth potential is set above the underlying markets (HTF procurement CAGR ~13.5%) given rising regulatory and corporate audit demand, estimated at ~15% CAGR.