The Regnan Team



ACTING Chief Executive Officer

BA (Juris), BAcc, CA, MEnvt

Alison is a senior leader with deep experience in investment stewardship and ESG, and expertise in energy markets, climate change and corporate governance.

She has worked across all aspects of Regnan’s activities in her more than 12 years with the team (commenced 2006); prior roles include ESG Analyst, Engagement Program Manager, and Head of Policy and Governance.   

A Chartered Accountant, Alison also holds a BA (Jurisprudence) and a Master of Environment. Her experience spans regulation, research and professional services (EY).




BA, MA (Comm Mgmt), CIMA

Susheela has more than 12 years’ domestic and international experience advising institutional investors on responsible investment.

She was instrumental in the development of Regnan’s research, stewardship and advisory programs, and has led or overseen much of this work in her role as Head of Advisory. Most recently, this included an 18-month project in Switzerland to design and initiate a sustainable investment strategy for one of the world’s largest global full service financial institutions. 

Susheela also serves as the chair of Responsible Investment Association Australasia (RIAA) and as a member of Impact Investing Australia’s cross-sector working group to develop a market for social impact investing. 

She holds a Bachelor of Arts (Hons) from the University of Sydney, a Master’s Degree in Communication Management and is a licenced Certified Investment Management Analyst professional. Susheela previously held corporate affairs roles in funds management.


Doug Holmes

Head of Research

BSc (Mech Eng), MEnv Sc 

Doug has worked with Regnan and its predecessor since 1996 and has been in the ESG sector for nearly three decades. He has developed deep experience applying ESG for research and engagement applications. He has pioneered methodology development in the Australian market to meet the evolving needs of institutional investor clients with a specific focus on mainstream uses, especially risk and financial materiality-based approaches. Over 18 years he has built Australia’s most experienced and respected ESG analyst team, now considered a global leader. Doug has lectured on corporate sustainability in the Monash MBA program, and prior to that, led the environmental management services group at Coopers & Lybrand where he advised corporations on sustainability strategy.

Doug commenced his career as a mechanical engineer, later undertaking a Master of Environmental Science.


Chris Fayers

Head of Client Services

BComm, MEnvSc, PhD

Chris has been working with Regnan or its predecessor since 1998, and in that time has worked extensively on the development of ESG/responsible investment research to meet the evolving needs of retail and institutional investor clients.

He currently leads Regnan’s client service function, maintaining and overseeing existing and prospective client relations. He also coordinates Regnan’s research program, and regularly engages with ASX200 companies as part of the Regnan engagement service.

Chris has experience in investment markets, and financial management and audit processes across a variety of industries, from a career that spans professional services, investment banking and academia. Chris holds a Bachelor of Commerce, a Master’s in Environmental Science, and a PhD focused on the intersection of business and the environment. He has published a number of peer reviewed papers.


Alison Ewings

Engagement Program Manager

BComm, MA(OrgComm)

Alison joined Regnan in 2016 with responsibility for managing the engagement program, as well as supporting research and advocacy activities. She has worked in sustainability for over a decade and was formerly the Head of Sustainability at Westpac where she oversaw the development of ESG frameworks and policy. She has been a director of the UN Global Compact’s Australian Network and a member of the AA1000 technical standards committee. Alison has also held roles in corporate strategy in the financial sector and undertaken a number of sustainability consulting projects with leading UK organisations.

Alison holds a Bachelor of Commerce, majoring in Human Resource Management and Marketing, from the University of New South Wales and a Master of Organisational Communication from Charles Sturt University.


Oshadee Siyaguna


BEng(Civ)(Hons), MScFin, MEnvMgmtSust, GradDipInterDevPractice

Oshadee commenced at Regnan as an ESG analyst in 2015. He is responsible for stock level assessment and engagement, as well as research into ESG themes and issues. Prior to joining Regnan, Osh was Assistant Vice President at PolitEcon Research where he conducted research into ESG integration with a focus on sustainable investing. He has also interned at the UNEP Finance Initiative, providing support for sustainable supply chain and climate change adaptation projects.

Osh holds a Master of Arts in Environmental Management and Sustainability and a Postgraduate Diploma in International Development and Environmental Analysis, both from Monash University. He has also studied at Coventry University (UK), obtaining a Master of Science in Finance and a Bachelor of Engineering (Civil).



Senior ESG Analyst

BCom, PgCert Env

Yeshwant joined Regnan in 2019, with the responsibility for stock level assessment and engagement, as well as research into ESG themes and issues. He has worked in sustainability since 2008. In that time, Yeshwant provided sustainability advice to companies across diverse industries and held roles in companies in the property, transport and retail industries developing and implementing corporate sustainability strategies.

Yeshwant holds a Bachelor of Commerce from Deakin University and a Post Graduate Certificate in Environment from the University of Melbourne.




BA(Hons), MDevSt

Abby joined Regnan in 2018 as an ESG Analyst, with responsibilities for stock level assessment and engagement, as well as research into ESG themes and issues. She has recently completed a master’s degree focused on sustainable development, human rights and development economics, in addition to environmental policy.

Abby holds a Bachelor of Arts (Hons) in International Relations from the University of St Andrews, Scotland, and a Master’s in Development Studies from the University of Melbourne.