In today’s world, sustainability is at the forefront of business strategies. Sustainability PR firms play a crucial role in helping brands communicate their environmental, social, and governance (ESG) efforts.
These agencies specialize in building transparent, purpose-driven campaigns that showcase a company’s commitment to responsible practices.
By leveraging storytelling, strategic communications, and data-driven insights, these firms help businesses build trust with stakeholders.
Whether it's through CSR initiatives, environmental sustainability, or social responsibility, these PR agencies ensure that their clients not only succeed but make a positive impact on the planet.
Sustainability PR Firms and Agencies
1. Edelman
Location: Chicago, IL
Year Founded: 1952
No. of Employees: 6,000+
Specialties: Corporate Communications, Crisis Management, Digital PR, Public Affairs
Industries Served: Various
Edelman is a leading global communications firm with a strong focus on sustainability. The firm works with clients to build genuine environmental and social responsibility campaigns, promoting transparency and real, measurable impact. Their approach combines creativity, strategy, and data to deliver powerful sustainability communications that engage audiences and drive meaningful change.
2. FleishmanHillard
Location: St. Louis, MO
Year Founded: 1946
No. of Employees: 1001-5000
Specialties: Public Relations, Public Affairs, Marketing, Digital and Social Media
Industries Served: Various
FleishmanHillard is a global PR and marketing agency recognized for its sustainability communications. They specialize in helping clients develop and communicate their sustainability stories, building trust and authenticity through purpose-driven campaigns. The firm’s experts work across industries to craft impactful, results-driven sustainability communications that align with corporate goals and societal needs, emphasizing positive environmental and social change.
3. Porter Novelli
Location: New York, NY
Year Founded: 1972
No. of Employees: 501-1000
Specialties: Public Relations, Digital Strategy, Content Creation
Industries Served: Various
Porter Novelli is a globally recognized PR firm with a strong commitment to sustainability and social impact. Known for its purpose-driven approach, the agency helps brands align business goals with environmental and social responsibility. Porter Novelli excels in crafting compelling narratives around sustainability, corporate responsibility, and ESG initiatives. With decades of experience, it empowers clients to build trust, engage stakeholders, and drive meaningful change. The firm’s expertise makes it a leader in sustainability communications.
4. Burson Cohn & Wolfe (BCW)
Location: New York, NY
Year Founded: 2018
No. of Employees: 1,000-5000
Specialties: Public Relations, Public Affairs, Creative Content, Intelligence and Innovation
Industries Served: Various
Burson Cohn & Wolfe (BCW) is a top-tier global PR and communications firm with deep expertise in sustainability and ESG strategy. Part of WPP’s BCW Group, the agency helps brands navigate complex environmental and social challenges while driving impactful storytelling. BCW excels in corporate responsibility, climate communications, and stakeholder engagement, working with clients to build trust and credibility. Its data-driven approach and global reach make it a leader in shaping sustainable business narratives and fostering long-term positive change.
5. Hill+Knowlton Strategies
Location: New York, NY
Year Founded: 1927
No. of Employees: 1001-5000
Specialties: Public Relations, Crisis Management, Digital Strategy, Coporate Reputation
Industries Served: Various
Hill+Knowlton Strategies (H+K) is a globally renowned PR and communications firm with a strong focus on sustainability and ESG storytelling. The agency helps businesses, governments, and NGOs craft compelling narratives around climate action, social impact, and responsible growth. With expertise in corporate reputation, stakeholder engagement, and crisis management, H+K integrates sustainability into core brand messaging. Its data-driven insights and global network empower clients to build trust and drive meaningful change in an evolving ESG landscape.
6. Weber Shandwick
Location: New York, NY
Year Founded: 2001
No. of Employees: 1001-5000
Specialties: Public Relations, Crisis Management, Digital Strategy
Industries Served: Consumer Goods, Technology, Healthcare, ESG
Weber Shandwick is a global communications agency with a focus on sustainability and corporate responsibility. They help brands create meaningful connections with stakeholders by developing purpose-driven campaigns that address environmental, social, and governance (ESG) issues. Their approach combines creative strategies with data-driven insights to build trust and drive positive change, enhancing the reputation of organizations committed to sustainability.
7. Ketchum
Location: New York, NY
Year Founded: 1923
No. of Employees: 1001-5000
Specialties: Public Relations, Digital Strategy, Crisis Communications
Industries Served: Consumer Goods, Technology, Healthcare, Nonprofits, Sustainability
Ketchum is a global communications firm that helps brands enhance their sustainability and CSR efforts. They create strategic, data-backed campaigns focused on environmental stewardship and social responsibility. Ketchum's team works to integrate sustainability into their clients' overall strategies, ensuring that corporate actions align with consumer values and build brand equity through transparent, impactful communications.
8. MWWPR (MikeWorldWide) PR
Location: New York, NY
Year Founded: 1986
No. of Employees: 51-200
Specialties: Public Relations, CSR, Digital Strategy
Industries Served: Various
MWWPR (MikeWorldWide) PR is a leading communications agency that specializes in corporate social responsibility (CSR) and sustainability communications. They collaborate with clients to craft strategies that promote positive environmental, social, and corporate governance outcomes. MWWPR focuses on integrating sustainability into brand identity, leveraging public relations and digital strategies to drive social change and corporate impact.
9. Golin
Location: Chicago, IL
Year Founded: 1956
No. of Employees: 1001-5000
Specialties: Public Relations, Digital Strategy, CSR, ESG
Industries Served: Various
Golin is an award-winning PR agency recognized for its innovative approach to sustainability and purpose-driven communications. Specializing in ESG storytelling, Golin helps brands authentically integrate environmental and social responsibility into their narratives. The agency’s "Relevance Model" ensures campaigns resonate with stakeholders while driving measurable impact. From climate action to inclusive growth, Golin combines data, creativity, and strategic partnerships to build trust and inspire change. Its expertise makes it a standout choice for brands committed to meaningful sustainability engagement.
10. Havas PR
Location: Paris, France
Year Founded: 1835
No. of Employees: 10,000+
Specialties: Public Relations, Public Affairs & Advocacy, Corporate Reputation & Crisis Management, Brand Purpose & ESG Storytelling
Industries Served: Various
Havas PR is a purpose-driven communications network that blends sustainability storytelling with business impact. As part of Havas Group’s Meaningful Brands framework, the agency helps clients authentically integrate ESG principles into their brand narratives. Specializing in climate communications, circular economy strategies, and social equity campaigns, Havas PR combines data insights with creative storytelling to drive behavioral change. Its global ecosystem of sustainability experts empowers corporations and NGOs to build trust, engage stakeholders, and demonstrate measurable progress toward a regenerative future.
11. Ruder Finn
Location: New York, NY
Year Founded: 1948
No. of Employees: 501-1000
Specialties: Public Relations, Digital Strategy, CSR
Industries Served: Various
Ruder Finn is a global PR leader known for bold sustainability storytelling and crisis management. The agency excels in ESG communications—driving climate tech, circular economy, and social impact campaigns for Fortune 500s and NGOs. With deep expertise in health advocacy and ethical tech, it blends data (via RF Illuminate) with activist-rooted strategies. Ideal for brands seeking credibility on green transitions or greenwashing defense, Ruder Finn stands out for its advocacy heritage and Asia-U.S. ESG bridge-building.
12. FGS Global
Location: New York, NY
Year Founded: 1994
No. of Employees: 1001-5000
Specialties: ESG finance communications, climate transition narratives, crisis/reputation management, activist investor response
Industries Served: Heavy industries, financial services, tech, consumer goods, and NGOs
FGS Global is a top-tier strategic communications firm advising corporations, financial institutions and nonprofits on high-stakes ESG and sustainability narratives. The firm specializes in climate transition storytelling, responsible investment PR and crisis management for complex ESG challenges. With teams in major financial hubs, FGS Global helps clients navigate stakeholder activism, green finance communications and sustainability-linked reputational risks through data-driven insights and C-suite advisory services.
13. The GOOD Agency
Location: London, UK
Year Founded: 1989
No. of Employees: 51-200
Specialties: Cause marketing, nonprofit communications, ethical brand positioning, and grassroots advocacy campaigns
Industries Served: NGOs, social enterprises, sustainable fashion, public health, and renewable energy startups
The GOOD Agency is a purpose-driven PR and creative firm focused exclusively on social and environmental impact. It partners with NGOs, ethical brands and foundations to craft campaigns that drive measurable change in sustainability, health equity and climate action. Known for its activist mindset, the agency combines strategic communications with behavioral science to mobilize audiences around causes like circular economy, ethical consumption and social justice. Its work bridges the gap between awareness and action for mission-driven organizations.
14. Fenton Communications
Location: New York, NY
Year Founded: 1982
No. of Employees: 51-200
Specialties: Advocacy PR, crisis communications for nonprofits, environmental justice campaigns, policy-driven storytelling, and grassroots mobilization
Industries Served: Environmental NGOs, public health, human rights, sustainable tech startups, and progressive foundations.
Fenton Communications is a pioneering social change PR firm specializing in progressive causes and sustainability initiatives. For over 40 years, it has helped nonprofits, foundations and mission-driven brands amplify environmental justice, public health and human rights campaigns. Known for its advocacy roots, Fenton crafts high-impact narratives on climate action, clean energy and equitable development, turning complex issues into compelling calls to action that drive policy change and public engagement.
15. Teneo
Location: New York, NY
Year Founded: 2011
No. of Employees: 1001-5000
Specialties: ESG strategy, CEO positioning, crisis/reputation management, sustainability-linked M&A, and stakeholder activism response
Industries Served: Energy, finance, technology, healthcare, and consumer goods
Teneo is a global advisory firm that integrates strategic communications, management consulting, and financial advisory services to help corporations and institutions navigate complex sustainability challenges. Specializing in ESG strategy, crisis management, and stakeholder engagement, Teneo advises clients on climate transition, responsible governance, and social impact—bridging boardroom decisions with reputational risk.
How Did We Pick These PR Firms?
When selecting the top Sustainability PR Firms for this article, we prioritized agencies that specialize in sustainability, corporate social responsibility (CSR), and environmental, social, and governance (ESG) communications. We aimed to highlight firms that have a proven track record of helping brands build authentic, transparent, and purpose-driven communications strategies.
Industry Expertise and Specialization
Each PR firm included in this list was chosen based on its deep understanding of sustainability-related topics. We focused on agencies that have demonstrated expertise in advising clients on environmental issues, ethical business practices, and corporate responsibility, ensuring that they can create campaigns that align with a company’s sustainability goals.
Proven Track Record of Success
The firms selected have successfully executed high-profile campaigns that delivered measurable results in the field of sustainability. Whether it’s through press relations, crisis management, or digital strategies, these agencies have helped brands effectively communicate their sustainability initiatives to stakeholders and the public.
Reputation and Credibility
We also considered the firm’s reputation within the PR industry and the sustainability sector. Firms that have earned trust through long-standing relationships with clients, accolades, or recognition in industry rankings were given priority in our selection process.
How to Choose the Right PR Firm for Your Business
Choosing the right PR firm for your business is a critical decision that can shape your brand’s image and reputation. When looking for a firm that specializes in sustainability, it’s important to assess several key factors.
Understand Your Goals and Needs
Before engaging with a PR firm, clearly define your sustainability goals. Are you looking to build a CSR strategy, communicate an environmental initiative, or manage a crisis related to sustainability? Knowing your needs will help you select a firm with the right expertise and experience.
Evaluate Their Experience in Sustainability
Look for firms that specialize in sustainability communications and have a portfolio of clients with similar values and goals. An experienced firm will know how to navigate complex sustainability issues and effectively communicate them to the public. Assess their past projects, case studies, and client testimonials to gauge their expertise.
Assess Their Approach and Fit
A good PR firm should understand your business and its values. Meet with potential firms to discuss your sustainability initiatives and see how they would approach promoting your brand. A firm that aligns with your values will craft messages that are authentic and resonate with your audience. Additionally, consider their communication style, team dynamics, and how they plan to measure success.
Consider Their Reach and Media Relationships
For sustainability communications, a strong network of media contacts, including in environmental, CSR, and sustainability-focused outlets, is essential. Choose a firm with solid relationships with journalists, influencers, and thought leaders in the sustainability space to ensure maximum visibility and impact.
