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Find the right expertise through GAA’s global network of independent advisory firms and their senior professionals.
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Governance & Values GmbH
Stewardship Professionals e.V.
Dr. Alexander Juschus
Senior Advisor
With more than 25 years of experience in corporate governance, investor stewardship and responsible investment Alexander combines strategic advisory experience with deep expertise in proxy voting, shareholder engagement and stewardship implementation.
Stewardship
Corporate Governance
Transition Finance & Transition Plans
Sustainable Finance Taxonomies
Active Ownership
Financial Services
Asset Management & Institutional Investment
Engagement Strategy & Implementation
Stewardship Effectiveness & Evaluation
Proxy Voting
Executive Training
Governance Advisory
Zenvest Partners
Kazuhiko Tahara
Global finance and investment expert, corporate governance and sustainability (ESG investing)
Kazuhiko is a Senior Partner of Zenvest Partners, located in Japan. He advises on shareholder campaigns, Sustainability, and Corporate Governance, with experience in Asia-Pacific, particular focus in Japan.
Board Governance
ESG & Sustainability
M&A / Due diligence
Strategy
Proxy Voting & Voting Policies
Consumer & Retail
Financial Services
Industrial & Manufacturing
Technology, Media & Telecom
Board Governance Support
ESG & Sustainability advisory
Strategic Advisory
Training
Zenvest Partners
Ilkay Sarpdag
Senior Advisor, Shareholder Engagement & Governance Strategy
Ilkay is founder of Zenvest Partners. He advises on shareholder campaigns, ESG strategy, and corporate governance, with experience across Europe, MENA, and Asia-Pacific.
Board Governance
M&A / Due diligence
Strategy
Proxy Voting & Voting Policies
Financial Services
Private Equity
Energy & Utilities
Technology, Media & Telecom
Strategic Advisory
Financial Modelling / Performance
M&A / Due Diligence
Culture & DEI
Board Governance Support
Stewardship Professionals e.V.
Governance & Values GmbH
Dr. Catherine Marchewitz
Senior Advisor
With nearly two decades of experience across sustainable finance, investor stewardship, corporate governance, strategic communications and stakeholder engagement, Catherine works with institutional investors and financial market participants on stewardship strategies and effectiveness, transition planning and governance.
Stewardship
Corporate Governance
Transition Finance & Transition Plans
Sustainable Finance Taxonomies
Financial Services
Industrial & Manufacturing
Asset Management & Institutional Investment
Sustainable Finance & Climate Policy
Strategic Advisory
Executive Training
Engagement Strategy & Implementation
Sustainable Finance Advisory
Stewardship Effectiveness & Evaluation
Context Europe
Helen Fisher
Managing Director Context Europe
Sustainability Strategy, Sustainability Reporting, Stakeholder Engagement, Sustainability Communications.
ESG & Sustainability
Strategy
Consumer & Retail
Financial Services
Healthcare & Life Sciences
Technology, Media & Telecom
Energy & Utilities
ESG & Sustainability advisory
Strategic Advisory
Kigoda Consulting
Mike Davies
Founder & CEO of Kigoda Consulting
Mike Davies is a political risk and sustainable finance specialist with more than 20 years' experience advising investors, financial institutions and multinational companies across sub-Saharan Africa.
ESG & Sustainability
Risk & Compliance
Interim / Fractional roles
Financial Services
Technology, Media & Telecom
Energy & Utilities
ESG & Sustainability advisory
Strategic Advisory
Training
Kamolyn Ltd.
Keith Morrow
Senior Advisor, Strategy, Governance & Finance
Keith helps clients improve strategy, governance, and operations - drawing on 20+ years of experience across tech, finance, and transformation, plus deep board-level insight.
Board Governance
Risk & Compliance
Operations
Strategy
Finance & Performance
Financial Services
Technology, Media & Telecom
Professional Services
Strategic Advisory
Board Governance Support
Operational Support
Risk & Compliance Advisory
Training
Independent Advisor
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Ahmed Medhat
ESG & Sustainability Advisor
Ahmed Medhat is a sustainability strategist and advisor with over 25 years of senior executive experience in environmental management, ESG strategy, and climate finance
ESG & Sustainability
ESG & Sustainability advisory
PurposefulPathway, LLC
John Quinata
Governance & Resilience Advisor
John advises boards and founders on governance structures, leadership systems, and resilience. His cross-sector experience spans SaaS, nonprofits, and behavioural health.
Board Governance
Strategy
Organisational Change
Public Sector & Non-Profit
Technology, Media & Telecom
Strategic Advisory
Board Governance Support
Organisational Change
Succession and Continuity Planning
Independent Advisor
David Muller
Senior Sustainability Consultant Sports & Events
David advises global clients across sports, events, and non-profit sectors—helping translate bold commitments into measurable ESG outcomes through strategy, data, and partnerships.
Strategy
Operations
Public Sector & Non-Profit
Professional Services
Sports & Events
ESG & Sustainability advisory
Supply Chain Advisory
Operational Support
Innovation Support
Regenerative Ecosystem Services
Jacob Wagner
Senior Advisor, Systems Strategy & ESG Integration
Jacob helps leaders embed ESG into decision-making, stakeholder engagement, and strategy - bringing 24+ years of global experience across sectors, cultures, and systems.
Digital Transformation & Sustainability
Finance & Performance
Board Governance
Carbon Projects
Healthcare & Life Sciences
Energy & Utilities
Private Equity
Supply Chain Advisory
Culture & DEI
Board Governance Support
Independent Advisor
Azhan Hasan
Advisor in Climate Change and Sustainability
Azhan advises governments and global organisations on climate policy, net-zero strategies, and environmental governance, with experience across Asia, Europe, and the Middle East.
ESG & Sustainability
Innovation & Product development
Energy Transition & Decarbonisation
Public Sector & Non-Profit
Energy & Utilities
Education
Professional Services
ESG & Sustainability advisory
Strategic Advisory
Innovation Support
Tekoha Climate & Territory
Diego Rafael Braga
Senior Consultant, Strategy, Governance and Planning for Climate Impacts
Diego is Senior Consultant in Strategy, Governance and Planning for Climate Impacts based in Brazil.
ESG & Sustainability
Risk & Compliance
Strategy
Operations
Education
Professional Services
Public Sector & Non-Profit
ESG & Sustainability advisory
Risk & Compliance Advisory
Strategic Advisory
Training
Moov'era
Caroline Amblard
CEO & Founder Moov'era
ESG Strategy, HSE Leadership, Decarbonisation, Sustainability, Circular Economy, Corporate Governance.
ESG & Sustainability
Interim / Fractional roles
Operations
People & Culture
Strategy
Oil & Gas
Industrial & Manufacturing
Energy & Utilities
Culture & DEI
Double Materiality Assessments
ESG & Sustainability advisory
Strategic Advisory
Training
Seawolf Sustainability Consulting
Joel Aymon
Senior Advisor, Sustainable Finance
Joel brings extensive financial services and operational leadership experience across Zurich and London. He advises clients on climate finance, sustainable investment, and integrating ESG into financial and strategic decision-making.
Board Governance
Strategy
Organisational Change
Public Sector & Non-Profit
Technology, Media & Telecom
Strategic Advisory
Board Governance Support
Organisational Change
Succession and Continuity Planning
TideMRV
Kelly Christodoulou
Responsible Investment and Climate Strategy Specialist
Kelly brings over 15 years of leadership in ESG and climate strategy, having helped shape responsible investment practices at one of Australia’s largest pension funds.
Business Transformation
Carbon Projects
M&A Transaction Support
Restructuring & Turnaround
Energy Transition & Decarbonisation
Financial Services
Maritime
Private Equity
Technology, Media & Telecom
Strategic Advisory
Interim Management
M&A / Due Diligence
Independent Advisor
Kapil Lad
Global Marketing & ESG Communications Advisor | GAA India Strategic Lead
Kapil advises on digital marketing, brand strategy, and ESG communications—drawing on 20 years' experience scaling governance and SaaS solutions across global markets.
Board Governance
ESG & Sustainability
Healthcare & Life Sciences
Technology, Media & Telecom
Growth Marketing
Innovation Support
Board Governance Support
ROSS Services LTD
Indika Edussuriya
Senior Advisor, ESG Assurance & Climate Risk
Indika supports clients on ESG assurance, nature and climate risk, and AI for sustainability, bringing 15+ years’ experience and deep expertise in global reporting and verification standards.
ESG Assurance & Verfication
Risk & Compliance
ESG & Sustainability
Financial Services
Real Estate & Construction
Professional Services
Energy & Utilities
Technology, Media & Telecom
ESG Assurance / Reporting Services
ESG & Sustainability advisory
Risk & Compliance Advisory
Strategic Advisory
Executive Training
Baltaca Coaching
Kristine Baltaca
Sustainability Strategist | Advisor on Circular Business Models
Kristine Baltaca is a sustainability advocate and business mentor helping mid-sized companies transition from linear to circular business models.
Marketing & Growth
People & Culture
ESG & Sustainability
Hospitality
Transportation & Logistics
Education
ESG & Sustainability advisory
Supply Chain Advisory
Training
Operational Support
Culture & DEI
Verdensure Inc.
Ross Mitchell
Global ESG, HSSE & Social Impact Strategist
Ross Mitchell is founder and principal consultant at Verdensure Inc. and Global ESG, HSSE & Social Impact Strategist.
ESG & Sustainability
Risk & Compliance
Strategy
People & Culture
Oil & Gas
Energy & Utilities
Agriculture & Commodities
ESG & Sustainability advisory
Strategic Advisory
Supply Chain Advisory
Training
investRFP
Albert Reiter, CFA
CEO & Founder of investRFP
Albert brings extensive institutional investment and asset management experience. His team operates a digital platform for investors to manage due diligence, manager selection and monitoring, and ESG intelligence, that strengthen investment decision-making and oversight.
Finance & Performance
Strategy
Financial Services
Professional Services
Technology, Media & Telecom
Private Equity
Financial Modelling / Performance
Strategic Advisory
Hartzman Partners
Matt Hartzman
Technology Risk Management and Value Creation Expert
Matt is technology risk management expert and founder of Hartzmann Partners. He advises clients on M&A due diligence, technology risk management, and board governance across healthcare, life sciences, and technology sectors.
M&A / Due diligence
Interim / Fractional roles
Risk & Compliance
Board Governance
Technology Risk Management including Cyber
Healthcare & Life Sciences
Technology, Media & Telecom
Private Equity
M&A / Due Diligence
Risk & Compliance Advisory
Board Governance Support
Independent Advisor
Oliver Maennicke
ESG, Climate & Water Stewardship Advisor
Oliver is Senior Advisor at the Global Advisory Alliance, where he helps clients advance circular economy, water stewardship, climate resilience, and ESG strategy across sectors and regions.
Water stewardship
ESG & Sustainability
Risk & Compliance
Strategy
Innovation & Product development
Consumer & Retail
Financial Services
Energy & Utilities
Industrial & Manufacturing
Transportation & Logistics
ESG & Sustainability advisory
Risk & Compliance Advisory
Strategic Advisory
Executive Training
Ascend Ventures LLC
Megahan Peterson
Founder of Ascend Ventures LLC
Megahan is impact investing and ESG professional helping helps corporations and investors move from sustainability ambition to real-world implementationy
Finance & Performance
Strategy
Financial Services
Professional Services
Technology, Media & Telecom
Private Equity
ESG & Sustainability advisory
Double Materiality Assessments
M&A / Due Diligence
SustainImpact
Ole Bach Andersen
Sustainability Business Advisor
Ole use his experience as a proven business leader, an expert in sustainability and digitisation, to help form solid workable strategies focusing on business value.
Digital Transformation & Sustainability
ESG & Sustainability
Strategy
Risk & Compliance
Technology, Media & Telecom
Public Sector & Non-Profit
Financial Services
Industrial & Manufacturing
Energy & Utilities
ESG Assurance / Reporting Services
Culture & DEI
Double Materiality Assessments
ESG & Sustainability advisory
Digital Transformation
Seawolf Sustainability Consulting
Rebecca Self
Senior Advisor, Sustainable Finance
Rebecca brings deep finance experience from HSBC and South Pole. She advises clients on sustainable finance, disclosure, and integrating ESG into corporate and investment decision-making.
Finance & Performance
ESG & Sustainability
Financial Services
Energy & Utilities
Consumer & Retail
Industrial & Manufacturing
ESG & Sustainability advisory
Financial Modelling / Performance
Strategic Advisory
Tarini Mehta and Partners
Dr. Tarini Mehta
Advocate & ESG Consultant, AA1000 Associate Certified Sustainability Assurance Practitioner
Tarini is ESG consultant with global expertise in environmental, international, and contract laws.
ESG Assurance & Verfication
ESG & Sustainability
Risk & Compliance
Strategy
Operations
Education
Professional Services
Public Sector & Non-Profit
ESG Assurance / Reporting Services
ESG & Sustainability advisory
Risk & Compliance Advisory
Strategic Advisory
Training
Flora Advisory Ltd
Anna-Stina Wiklund
Defence & Responsible Investment Senior Advisor
Anna-Stina is a Nordic sustainability and investment expert with over 15 years of experience across the European financial sector.
ESG & Sustainability
Risk & Compliance
Board Governance
Financial Services
Hospitality
Private Equity
ESG & Sustainability advisory
Strategic Advisory
Executive Training
