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October 2025 | By CSE
The Center for Sustainability and Excellence (CSE) proudly celebrates another milestone, the Certified Sustainability (ESG) Practitioner Program, Consultants Edition, held on September 11–12 & 15, 2025, was once again fully booked, bringing together a global cohort of forward-thinking sustainability professionals.
Led by Nikos Avlonas, CSE’s Founder and President, and Lena Mimidaki, Senior ESG Consultant and Lead Trainer, this exclusive edition was tailored for sustainability and ESG consultants aiming to elevate their impact, enhance their credentials, and expand their consulting opportunities across industries.
A Premier Program for ESG Consultants
The September Consultants Edition stood out for its interactive learning, practical frameworks, and real-world consulting insights. Participants experienced three dynamic live sessions featuring:
- Expert-led instruction from globally recognized ESG leaders
- Practical tools to design, assess, and implement sustainability strategies
- Case studies from CSE’s international consulting work with Fortune 500 companies
- Breakout sessions and networking designed to build partnerships among peers
This edition focused on hands-on methodologies, stakeholder engagement, and ESG integration, giving participants the tools to advise clients with confidence on issues such as materiality analysis, carbon management, and reporting alignment with GRI, ESRS, and SASB standards.
Global Participation & Diverse Sectors
The fully booked program drew participants from across North America, Europe, the Middle East, and Asia, reflecting CSE’s growing global reach. Attendees represented consulting firms, financial and energy organizations, and independent advisory practices, each contributing unique perspectives and hands-on experience to the discussions.
From emerging ESG advisors to experienced sustainability consultants, all participants shared one goal: to elevate their consulting expertise and join CSE’s expanding international network of certified professionals, both practitioners and consultants!
Led by Global Thought Leaders
Under the guidance of Nikos Avlonas and Lena Mimidaki, the program provided exclusive insights drawn from CSE’s 20 years of consulting experience and research-backed methodologies. As Avlonas noted during the program:
“Becoming a trusted ESG consultant requires both technical knowledge and strategic perspective. Our goal is to empower professionals to deliver measurable impact for clients and society.”
Building the Next Generation of ESG Consultants
Graduates of this edition earned the globally recognized Sustainability ESG Certification (Consultants Edition) and gained access to CSE’s global consulting and training affiliation network, unlocking new opportunities for collaboration and project development.
The enthusiasm and engagement of participants reaffirmed the importance of continuous professional development in sustainability consulting, especially as global regulations and investor expectations continue to evolve rapidly.
Looking Ahead: 2026 Cohort
Following the overwhelming success of the September 2025 edition, CSE will soon announce the upcoming 2026 programs!
If you’re an ESG professional, consultant, or business advisor ready to expand your impact, this is your opportunity to join a select group of certified sustainability leaders. Let us know you’re interested, and we’ll keep you updated on the 2026 Consultants Edition of our flagship program.
About CSE
For over two decades, the Center for Sustainability and Excellence (CSE) has empowered more than 10,000 professionals and Fortune 500 organizations across five continents to integrate sustainability (ESG) principles into their strategy, operations, and culture.
CSE’s mission is to help companies grow responsibly, innovate sustainably, and maximize their social, economic, and environmental impact, for a better future and the wellbeing of our planet.
