From Practice to Influence

A global community of sustainability and ESG practitioners, turning implementation experience into a credible voice on policy and practice. Free to join.

Credibility

We stand for transparency, integrity, and professional responsibility in sustainability practice.

Professional integrity

Our work is grounded in real implementation experience, evidence, and professional expertise.

Independence

We operate independently of commercial and political interests.

Accountability

We take responsibility for advancing credible and responsible sustainability practice.

Shaping the future of Sustainability & ESG

We exist to ensure that those doing the work help shape what comes next. 

As ESG professionals, we’re building sustainable business models, yet we’re rarely given a voice in the regulations that shape our work.

SEPA aims to close that gap. We pool the collective intelligence of 2000+ practitioners across 100+ countries to ensure those doing the work shape what comes next.

Who we are

We connect professionals across sectors and borders, structure the insight that lives in their day-to-day work, and carry that experience into the rooms where policy and standards are decided.

2000+

practitioners

100+

countries across the world

Copenhagen

founded in 2026

Professional home

A professional home for sustainability and ESG practitioners across sectors and geographies. This is where we practice, learn, and grow together.

Advocacy platform

A constructive advocacy platform turning practitioner experience into structured outcomes. This is where we influence policy and decision makers.

Practitioner-led thought leadership

Consolidating practitioner insights into briefs, position papers, and evidence-based perspectives. This is where we innovate better furtures.

Independent association

A non-profit, independent association. Our credibility comes from implementation experience. This is our core.

How We Work

We are still building the association, and you can help us make a difference in our mission to strengthen the profession(s), improve sustainability outcomes, inform policy with operational insight and ensure practitioners have a seat at the table.

National representation

Surface implementation realities, our network reaches over 100 countries.

Global & regional networks

Identify cross-border patterns and shared challenges.

Thematic groups

Mobilise expertise from Climate, Human Rights, Sustainable Finance, Biodiversity, Circularity, Geo Politics, and more.

Global positioning

Translate practice into influence, where global expertise helps local issues, and vice versa.

Who can join us

People working in: Large corporate, Micro-/small-/medium-sized enterprises, Finance, Academia, & Public sector.

Across functions: Sustainability, ESG, EHS/HSE, Finance, Legal, Strategy, Procurement, Supply Chain, Risk, HR, Operations.

Consultancy, advisory, and experts who support sustainability practice.

At all career stages.

We unite individuals working directly, or indirectly, with sustainability & ESG,  accross multiple areas and themes. Membership is personal, you do not represent your employer.

Membership can remain confidential, and dialogue is professional, respectful, and evidence-based.

What membership gives you

A professional home that goes beyond any single employer, sector or paid memberships

Engage and lead working groups on the issues that matter most to your work and/or interest

Access to peer learning, networks, shared insight, trusted practitioner spaces, where we learn and practice

Flexible engagement, as much or as little as your time allows

A genuine voice in shaping policy, regulation, and professional standards that represents practitioners

Influence the direction that SEPA takes, and ability to join SEPA's governance framework

SEPA guidelines

Practitioner-led

Built by and for the people doing the work.

Protected Space

Professional, respectful, and confidential dialogue.

Evidence-based

Grounded in data and practical implementation.

Non-commercial

100% independent of political and corporate bias.

Before joining, you should know

All members and partners are required to accept and follow our Code of Conduct & Engagement

Our core governance structure and framing can be found in our Articles of Association.