Navigate the complex landscape of environmental certifications. Understand which standards matter for your business, what they cost, and how to achieve them.
Required for compliance
Market advantage
Supply chain required
Foundational certifications for environmental management and carbon reporting.
The world's most widely held environmental certification. Required for public sector tenders and corporate supply chains.
Cost: £3,000-£10,000 Year 1
Timeline: 3-6 months
Required for: NHS, construction tenders, corporates
Renewal: 3-year cycle, annual surveillance
The current carbon neutrality standard (replaced PAS 2060). Requires verified reductions before offsetting.
Cost: £15,000-£50,000+ Year 1
Timeline: 6-12 months
Key change: Mandatory reductions first
Verification: Third-party required
Third-party verification of greenhouse gas emissions. Increasingly required for UK SRS and investor reporting.
Cost: £5,000-£20,000 per audit
Timeline: 2-3 months
Use: Emissions assurance
Requirement: UK SRS likely to mandate
Energy management system standard. Certification provides automatic ESOS compliance.
Cost: £5,000-£15,000 Year 1
Timeline: 6-9 months
Benefit: ESOS exemption
Renewal: 3-year cycle
Science-based targets and net zero commitments increasingly required by investors and supply chains.
1.5°C-aligned emission reduction targets. Required by many FTSE 100 supply chains.
Cost: $1,000-$9,750 validation
Timeline: 24 months to validate
Companies: 5,000+ committed globally
Annual climate disclosure platform. A-List status signals leadership to investors.
Cost: Free to disclose
Scoring: A to D- ratings
Required by: Major corporates
UK certification for year-on-year carbon reduction. Certifies actual progress.
Cost: £3,000-£15,000
Timeline: 6-12 months
Focus: Reduction journey
Broader sustainability certifications covering environmental, social and governance factors.
Verified social and environmental performance across all operations.
Cost: £1,000-£50,000/year
Timeline: 12-18 months
Score needed: 80/200 minimum
Supplier sustainability assessment widely used in corporate procurement.
Cost: €500-€3,000/year
Timeline: 3-4 months
Medals: Bronze to Platinum
ESG benchmark for real estate and infrastructure investments.
Cost: From $2,500/year
Timeline: Annual assessment
For: REITs, property funds
| Certification | Purpose | Cost Range | Timeline | Required For |
|---|---|---|---|---|
| ISO 14001 | Environmental management | £3k-£10k | 3-6 months | Public sector, corporates |
| ISO 14068 | Carbon neutrality | £15k-£50k+ | 6-12 months | Net zero claims |
| ISO 14064 | GHG verification | £5k-£20k | 2-3 months | UK SRS, investors |
| SBTi | Science-based targets | $1k-$9.75k | 24 months | FTSE 100 supply chains |
| CDP | Climate disclosure | Free | Annual | Corporate suppliers |
| B Corp | Social & environmental | £1k-£50k/yr | 12-18 months | Social value tenders |
| EcoVadis | Supplier sustainability | €500-€3k/yr | 3-4 months | Major corporates |
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Identify which certifications align with your business goals
Develop systems and documentation for certification
Prepare for and support through audit process
We help businesses navigate the complex certification landscape with a strategic approach:
Don't waste time and money on the wrong certifications. Our experts help you identify and achieve the standards that matter for your sector and stakeholders.