Top 15 sustainability marketing and PR agencies

Sustainability can be a tricky matter to market or communicate. Therefore, it is important to entrust sustainability marketing and PR to specialised agencies, which know how to strike the right balance between compelling marketing campaigns, impactful storytelling, authenticity and compliance with green advertising regulations.

I believe that the agencies I have listed below have established themselves as leaders in sustainability-focused marketing, branding, PR and communications. What is important, they lead by example: they are either B Corp certified, carbon-neutral, active advocates for causes they are supporting, or all of it at once. I am drawing a lot of inspiration from their projects and case studies. Hopefully, you will, too!

1. Orange Bird Agency

Locations: London – UK, Rijswijk ZH – Netherlands, Pooler – US, Vancouver – Canada

Services: Branding, web design, SEO, social media, PR and content marketing

Size: Medium

Specialisation: Integrated marketing campaigns with a focus on sustainability

Clients: Sustainable brands and organisations across various industries, including climate tech, cleantech, sustainable agriculture and eco fashion

What I like: This agency is highly specialised, offering full-cycle marketing and PR services to companies in very niche sustainability industries

2. Dandelion Branding

Location: Nuenen – Netherlands

Services: Sustainability communications, brand development, content marketing, email marketing and social media management

Size: Small

Specialisation: Helping sustainable brands establish a strong online presence

Clients: Eco-friendly start-ups, sustainable lifestyle brands

What I like: This agency is very clear and transparent about its value proposition, pricing, deliverables and its own values and advocacy activities

3. Reward Agency

Location: Manchester – UK

Services: Digital strategy, branding, Shopify web development, SEO and paid advertising

Size: Large

Specialisation: Full-cycle digital marketing support for sustainable DTC brands

Clients: Sustainability-focused ecommerce brands

What I like: Their tagline says it all about being niche experts, ‘The eCommerce agency partner for your sustainable & ethical DTC brand’

4. Brytr

Location: London – UK

Services: Sustainability communications, strategic consultancy and stakeholder engagement

Size: Medium

Specialisation: Crafting sustainability narratives and managing stakeholder relationships

Clients: Public sector, corporate and non-profit organisations

What I like: Before offering sustainable marketing services to others, they ‘practice what they preach’ first

5. Growfish

Location: London – UK

Services: Sustainability communications, digital marketing, brand strategy and assistance with strategising sustainability and obtaining B Corp certification

Size: Small

Specialisation: Assisting sustainable start-ups and small businesses in growing their brands

Clients: SMEs across various industries

What I like: This agency offers the best of two worlds: not only full-cycle marketing (including some tactics I love such as personal branding a.k.a. CEO activism), but also strategic guidance on adopting sustainability within the organisation

6. Rueß Group

Location: Stuttgart, Munich, Frankfurt – Germany

Services: Sustainability communications, corporate social responsibility (CSR) and sustainability reporting

Size: Medium

Specialisation: Implementing sustainable communication strategies and CSR initiatives

Clients: German and international corporations

What I like: Strategic approach where marketing and sustainability consulting are offered from the point of view of managerial consulting

7. ESG Communications

Location: London – UK

Services: ESG (Environmental, Social, and Governance) communications and sustainability reporting

Size: Small

Specialisation: Assisting companies in communicating their ESG initiatives

Clients: Corporations across sectors

What I like: Their name says it all, and that is where they are specialists: ESG communications

8. Catalyze Communications

Location: Bali – Indonesia

Services: Sustainability communications, storytelling, social media strategy

Size: Small

Specialisation: Crafting impactful sustainability narratives and digital campaigns

Clients: Purpose-driven organisations

What I like: Their branding and messaging really stands out – no wonder WWF and other global organisations choose them for impactful communications

9. Buttonwood Marketing

Location: Towcester – UK

Services: Sustainability communications, media relations and crisis management

Size: Medium

Specialisation: Scientific communications

Clients: Manufacturers, environmental consultancies, certification bodies and other

What I like: It is very clear that they specialise in the manufacturing sector and scientific communications

10. Context Sustainability

Location: London – UK, Los Angeles - US

Services: Strategic ESG communications, stakeholder engagement and sustainability reporting

Size: Small

Specialisation: Helping organisations navigate complex sustainability challenges

Clients: Corporate and non-profit organisations

What I like: It combines end-to-end ESG advisory with strategic communications and branding, helping businesses be more resilient with the help of a ‘visionary sustainability strategy’

11. Empower Agency

Location: London – UK

Services: Sustainability communications, digital marketing and social media management

Size: Small

Specialisation: Empowering charities through digital storytelling

Clients: Non-profits

What I like: I would say, rather than a marketing agency, it is an ‘impact’ or ‘empowering’ agency, just as its name suggests

12. Enviral

Location: Bristol – UK

Services: Sustainability communications, brand strategy and content creation

Size: Medium

Specialisation: Creative campaigns for ethical brands

Clients: Eco-friendly consumer brands and social enterprises

What I like: The team is made of filmmakers, creatives, and there is even a Happiness and Development Manager!

13. Greenhouse Agency

Location: Bristol, London, Dorset – UK

Services: Sustainability communications and integrated impact campaigns

Size: Medium

Specialisation: Innovative experiential marketing for sustainable brands

Clients: Outdoor & lifestyle brands and global sustainability-focused events

What I like: They partner with some of the biggest names in the sustainability industry, helping to spread awareness and amplify impact

14. Flag

Location: London – UK, New York – US

Services: Sustainability communications and ESG consulting

Size: Large

Specialisation: Strategic sustainability communications for big international brands

Clients: Global corporations and public sector organisations

What I like: They are well established, yet humble

15. Finn

Location: Brussels – Belgium

Services: Sustainability communications, public affairs and crisis communications

Size: Large

Specialisation: Providing sustainability-focused public relations and crisis management

Clients: Corporations, industry associations and non-profit organisations

What I like: Finn’s blog is my absolute favourite when it comes to learning about strategic PR frameworks, crisis communications and campaign planning – they are tack sharp and expert in it


Let’s talk further

Whether you’re looking for a project manager to coordinate a sustainability marketing agency, or need a freelance marketing & PR specialist for smaller-scale projects, I am here to help!

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