The Bridge to a Sustainable Supply Chain
At Sustainable Contractor, we are the vital link between the UK’s leading Main Contractors and the specialised supply chain that powers the construction and FM industries. We aren't just another 'carbon reporting' company, we understand construction form the ground up.
We recognise the "Scope 3 Gap". Main Contractors are under immense pressure to report accurate carbon data, while sub-contractors are often overwhelmed by the technical requirements of modern tendering. We are the bridge that connects the two.
Our Mission
We take the complexity out of carbon reporting by doing the heavy lifting for both sides. We provide human-led, manual verification that ensures data integrity for Main Contractors and "Tender-Ready" status for the supply chain.
How We Solve the Scope 3 Puzzle
For Main Contractors: Total Transparency at Zero Cost
We act as your outsourced sustainability department. By mandating or encouraging our certification within your supply chain, you gain a third-party verified database of your Scope 3 Upstream emissions. We do all the administrative legwork—chasing data, verifying submissions against ISO 14064-3, and ensuring compliance with PPN 006 and SECR—at no cost to your business.
For the Supply Chain: Your Competitive Advantage
We help sub-contractors and smaller firms turn environmental compliance into a tool for growth. Whether you are bidding for work with Local Authorities and Housing Associations or seeking to maintain your Constructionline (Gold/Platinum) or SafeContractor status, we provide the expert "Carbon Management Plan" you need to win.
The Sustainable Contractor Advantage
In an industry full of automated "black-box" software, we believe in the power of manual collation. Our experts work one-on-one with contractors to ensure
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Accuracy: We sense-check every data point across the 6 Carbon Categories, ensuring your footprint reflects the reality of site life.
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Compliance: We produce bespoke Carbon Management Plans (CMP) aligned with ISO 14064-1, moving you beyond generic templates to professional-grade documentation.
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Audit-Ready Results: We provide the answers to the difficult environmental questions asked in Constructionline and CHAS audits, removing the friction from your accreditation renewals.
Why It Matters
In today’s market, carbon reduction is a commercial necessity. By joining our network, sub-contractors aren't just measuring carbon—they are securing their place on the approved supplier lists of the UK's largest Tier 1 contractors and public sector frameworks.
We handle the carbon, so you can handle the construction.
Verified Carbon Credits
All of our carbon offsetting projects are verified to the highest standards by the most comprehensive Carbon Certifications in the World





At Sustainable Contractor, our mission is to make carbon neutrality accessible for everyone in the construction sector—from sole traders to large corporations. We provide the tools to calculate your footprint, professional support to reduce emissions, and a community-focused offsetting scheme. Our goal is to ensure your business has the verified evidence and official certification required to stand out in a competitive, green-focused market.
Whether you are a micro-business or a large enterprise, our certification is designed to prove your commitment to net zero. We provide tailored schemes for contractors bidding for government work or companies looking to join Tier-1 contractor supply chains. By aligning with ISO 14064-1, we ensure that every business—regardless of size—has the verified credentials needed to join approved supplier lists and satisfy audit requirements.
We’ve made Carbon Neutral Certification accessible for every contractor. Start by ordering online and providing your energy and material usage details. Because we are committed to supporting small firms, we provide your first 10 tonnes of carbon offsets free of charge, making certification highly affordable. After our team verifies your footprint, we provide you with the Carbon Management Plan required for major tenders, along with a physical plaque and digital assets to promote your commitment
Our carbon assessments follow the rigorous ISO 14064-1 standard, utilising internationally recognised Greenhouse Gas (GHG) Inventory reporting. We manually verify your data across 6 Carbon Categories—including fuel, materials, and waste—to ensure your business is fully compliant with PPN 006 and ready for any Tier-1 tender.
Carbon offsets are high-integrity, verified credits from top-tier projects that meet the same global standards used by industry leaders like Amazon and Microsoft. They allow you to neutralise remaining, unavoidable emissions that cannot yet be eliminated through operational changes. By investing in these verified projects, you balance your carbon account, enabling your business to achieve the Carbon Neutral status required for major Tier-1 contracts.





