Best Green Business Consulting Services in the UK

‍United Kingdom Green Business Consultants

Across the United Kingdom, the demand for authentic, measurable sustainability guidance is growing rapidly. From ESG disclosure and carbon footprinting to cultural transformation, businesses are no longer looking for abstract commitments — they want partners who can deliver results backed by data and real-world experience.

In this article, we’ve curated a list of green business consulting services in the UK that meet these high standards. Each firm has been carefully evaluated for its ability to drive environmental impact while staying grounded in the realities of business operations. The leaders behind these firms bring not just expertise, but also authenticity and proven outcomes.

Methodology: How We Chose These UK-based Green Business Consulting Services

To ensure that only the most credible firms are highlighted, we applied three key criteria:

• 📊 Research-driven: Demonstrable outcomes through case studies, published frameworks, or public reporting.
  
  
• 💬 Client-reviewed: Verified testimonials, feedback, and evidence of ROI.
  
  
• 🌍 Location-based: UK-founded agencies with leadership firmly embedded in the region’s sustainability landscape.

This methodology ensures our spotlight reflects radical authenticity, highlighting consultancies that walk the talk when it comes to green business transformation.

🌟 Green Business Consulting Services in the UK – Provider Spotlights

Responsible Business ESG Ltd

‍What they do: 

Responsible Business ESG Ltd supports organisations with ESG strategy, responsible business frameworks, and sustainability disclosures. Their services are designed to help companies align environmental and social goals with business resilience.

Who they work with: 

UK corporates, SMEs, and investors seeking long-term ESG value creation.

Operating model: 

They focus on embedding ESG into existing business models, ensuring compliance and strategic alignment.

💡 Why they stand out:

• 📊 Proven expertise in global ESG disclosure standards.
  
  
• 🌱 Integration of responsible business practices into everyday operations.
  
  
• 💼 Trusted by corporates and investors for practical ESG alignment.

Lucinda Lay, Founder & Director of Responsible Business ESG Ltd

Lucinda Lay brings over 20 years of experience in corporate responsibility and sustainability. She has guided companies across sectors in implementing ESG frameworks that balance compliance and authenticity. Known for her strategic clarity, Lucinda helps businesses communicate sustainability credibly to investors and stakeholders. Her leadership style is evidence-led and pragmatic, ensuring clients focus on what matters most.

Enviro UK Consultants Ltd

‍What they do: 

Enviro UK Consultants Ltd specialises in environmental management, waste reduction, and compliance-focused sustainability strategies. Their work bridges regulation with hands-on application.

Who they work with: 

Local councils, SMEs, and manufacturers seeking practical solutions.

Operating model: 

They deliver environmental services grounded in compliance, with measurable benefits in waste reduction and carbon savings.

💡 Why they stand out:

• 🏭 Strong track record in waste and recycling systems.
  
  
• ⚖️ Skilled in navigating UK environmental legislation.
  
  
• 🌿 Long-standing experience in community-focused sustainability projects.

Sharon Lashley, Founder & Managing Director of Enviro UK Consultants Ltd

Sharon Lashley has a career spanning communications, policy, and environmental consultancy. She has advised both councils and private sector clients on achieving measurable carbon and waste reduction. Known for her approachable leadership, Sharon combines regulatory insight with practical solutions, ensuring sustainability goals remain accessible to all organisations.

LITTLE GREEN CONSULTING LIMITED

‍What they do: 

LITTLE GREEN CONSULTING LIMITED helps organisations create sustainability strategies that align environmental performance with cultural transformation. Their services include carbon management, ESG strategy, and employee engagement.

Who they work with: 

Consumer brands and growing SMEs.

Operating model: 

They blend analytical insight with people-first strategies, ensuring green initiatives are embedded across all levels of the organisation.

💡 Why they stand out:

• 🌍 Known for holistic organisational change.
  
  
• 📈 Expertise in carbon footprint reduction.
  
  
• 👥 Emphasis on employee-led sustainability adoption.

Kit Wells, Founder of LITTLE GREEN CONSULTING LIMITED

Kit Wells is an experienced consultant with a background in organisational change and sustainability. He has supported businesses in aligning commercial growth with environmental responsibility. Kit is recognised for his ability to drive both cultural and technical transformation, making sustainability a natural part of business DNA.

Small World Consulting

‍What they do: 

Small World Consulting delivers data-driven climate and carbon analysis, alongside strategic consulting for sustainability transitions.

Who they work with: 

Universities, local authorities, and corporations.

Operating model: 

Evidence-led consulting rooted in lifecycle analysis and carbon modelling.

💡 Why they stand out:

• 📚 Academic-led, drawing on rigorous climate science.
  
  
• 🌍 Leaders in carbon footprinting methodologies.
  
  
• 🏛️ Extensive experience in public sector advisory.

Mike Berners-Lee, Founder of Small World Consulting

Mike Berners-Lee is a sustainability thought leader, widely known for his publications on climate and carbon. His consultancy work translates academic insight into actionable frameworks for businesses and public institutions. Mike’s credibility comes from his dual role as both practitioner and educator, shaping climate action at a national level.

Fishwick Environmental Ltd

‍What they do: 

Fishwick Environmental Ltd focuses on environmental risk management, ecological assessments, and compliance advisory.

Who they work with: 

Construction, energy, and industrial sectors.

Operating model: 

Their consultancy combines environmental science with regulatory expertise to mitigate risks and drive sustainable development.

💡 Why they stand out:

• 🐟 Specialists in ecological and biodiversity assessments.
  
  
• ⚡ Expertise in energy and industrial compliance.
  
  
• 📋 Strong record of environmental risk management.

Matthew Fishwick, Founder & Managing Director of Fishwick Environmental Ltd

Matthew Fishwick is an environmental scientist with a career dedicated to practical sustainability. He has supported infrastructure and industrial clients in reducing ecological impact while meeting compliance standards. Matthew is recognised for balancing technical expertise with client-focused solutions.

ESGmark

‍What they do: 

ESGmark certifies and supports organisations in adopting ESG best practices through frameworks, advisory, and membership networks.

Who they work with: 

SMEs, investors, and corporates seeking ESG credibility.

Operating model: 

ESGmark operates as both a certification and consultancy partner, ensuring companies demonstrate verified ESG standards.

💡 Why they stand out:

• ✅ Recognised ESG certification framework.
  
  
• 👥 Builds communities of ESG-minded businesses.
  
  
• 📈 Bridges investor confidence with business practice.

Portia Patel, Co-Founder & Director of ESGmark

Justin Bates, Co-Founder & Director of ESGmark

Portia Patel, with a CFA background, brings deep expertise in finance and ESG integration, while Justin Bates contributes business strategy and governance knowledge. Together, they have built ESGmark into a trusted certification body. Their collaborative leadership ensures that ESG principles are applied both rigorously and practically.

CarbonQuota

‍What they do: 

CarbonQuota specialises in carbon accounting, footprint measurement, and supply chain analysis.

Who they work with: 

Manufacturing, packaging, and retail sectors.

Operating model: 

They use proprietary tools to trace emissions across complex supply chains.

💡 Why they stand out:

• 🧮 Advanced carbon data modelling systems.
  
  
• 📦 Focus on supply chain transparency.
  
  
• 🔍 Recognised for precision in carbon footprint reporting.

Dominic Harris, Co-Founder of CarbonQuota

Dominic Harris is a sustainability strategist with a strong focus on carbon measurement and supply chain transparency. At CarbonQuota, he has helped design advanced tools that enable businesses to trace emissions with precision and turn data into actionable insights. His leadership ensures clients go beyond compliance, using carbon accounting as a driver for efficiency, accountability, and sustainable growth.

Nathan Tiller, Co-Founder of CarbonQuota

Dominic Harris and Nathan Tiller bring complementary expertise in sustainability strategy and carbon analytics. Their leadership has enabled CarbonQuota to become a trusted partner for industries where supply chain emissions dominate environmental footprints. Both founders are recognised for pushing carbon accounting beyond compliance into a driver of efficiency and growth.

Rawstone Consulting Ltd

‍What they do: 

Rawstone Consulting Ltd offers ESG advisory, strategy development, and sustainability reporting services.

Who they work with: 

UK corporates, investors, and boards.

Operating model: They provide high-level advisory to integrate ESG into governance and strategy.

💡 Why they stand out:

• 📝 Strong focus on board-level ESG governance.
  
  
• 📊 Skilled in sustainability reporting frameworks.
  
  
• 🌐 Trusted by institutional clients.

Caroline Johnstone, Founder & Managing Director of Rawstone Consulting Ltd

Caroline Johnstone is an ESG leader with extensive experience advising boards and investors. She has guided companies through sustainability transitions with a focus on governance and materiality. Caroline is known for her clear, evidence-driven leadership that resonates with stakeholders.

ZEERO GROUP

‍What they do: 

ZEERO GROUP offers carbon reduction services, carbon offsetting through reforestation, and digital tools for tracking environmental progress.

Who they work with: 

Travel, hospitality, and corporate sectors.

Operating model: 

They combine technology with tree-planting projects to offer transparent offsetting solutions.

💡 Why they stand out:

• 🌳 Tree-planting and carbon offset projects worldwide.
  
  
• 📱 Digital platforms for carbon tracking.
  
  
• 🤝 Collaborative approach with global NGOs.

Nico Nicholas, Co-Founder & CEO of ZEERO GROUP

Nico Nicholas is a sustainability innovator with a clear vision: making carbon reduction and offsetting transparent, scalable, and impactful. As CEO, he leads ZEERO GROUP’s mission to connect businesses with practical tools and reforestation initiatives that deliver measurable results. His entrepreneurial approach blends technology with environmental purpose, ensuring clients not only offset emissions but also engage with solutions that support long-term climate resilience.

‍Elkie Nicholas, Co-Founder & COO of ZEERO GROUP

Nico and Elkie Nicholas co-founded ZEERO GROUP with a mission to connect carbon reduction with reforestation. Their leadership combines business innovation with purpose-driven environmental action. They are recognised for making offsetting accessible and transparent for businesses worldwide.

‍Building a Sustainable Future with UK Green Consultants

The UK is home to a diverse network of sustainability consultancies that help organisations embed responsible practices into their operations. These firms specialise in areas such as ESG reporting, waste management, cultural transformation, carbon footprinting, and innovative clean energy solutions. Leaders behind these services bring proven expertise from finance, science, and governance, ensuring strategies are both practical and credible. Their work supports corporates, SMEs, councils, and investors in meeting environmental goals with measurable outcomes. Collectively, they highlight the growing relevance of authentic, results-driven green consulting in shaping the UK’s sustainable future.

At Digital Reference, radical authenticity means shining a light on firms that deliver measurable sustainability impact, led by professionals with genuine expertise. It underscores the importance of clarity and transparency in guiding organisations toward strategies that achieve real-world outcomes.

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Sustainability consulting in the UK shows how expertise, data, and leadership can move industries toward a responsible future. Each consultancy featured demonstrates that measurable progress is possible when strategy is rooted in authenticity. For leaders and organisations seeking guidance that blends accountability with growth, trusted insights are essential. That is why the best place to start exploring what comes next is Digital Reference.‍