Brendan Bateman
Partner and co-head of Climate Change and Sustainability Group, Clayton Utz


Brendan is an internationally recognized environmental planning and administrative law expert. In addition to undertaking contaminated land and property related litigation, Brenda advises government and corporate clients on climate change risks and the implications of emerging government policy and legislation for a carbon constrained economy.


Brendan is an Environment, Planning and Major Projects Partner with Clayton Utz and co-head of the firm’s national Climate Change and Sustainability Group.


Brendan holds a Bachelor of Laws (Hons) and a Bachelor of Arts from the University of Sydney and a Graduate Diploma in Legal Practice from the University of Technology Sydney

Kelvin O’Connor
Principal, Adjutus Consulting


Kelvin is the Principal of Adjutus consulting a business with a focus on improving the sustainability of the legal sector.


Kelvin's core discipline is in information technology and he worked in this field with law firms for over 20 years. Kelvin previously provided strategic operational support to Henry Davis York and was responsible for the firm's Information Technology Group, along with the management of its operational areas including the building premises, office services group, legal resources and catering groups.


Kelvin spearheaded Henry Davis York's sustainability program. In 2008 he produced the firm's first Sustainability Report which was also the first report of its kind for an Australian law firm and one of only a handful worldwide. Kelvin's focus on sustainability also included responsibility for the firm's pro bono and community investments program.


Kelvin has completed a post graduate certificate in sustainable development at the University of Cambridge as part of the university's Sustainability Leadership program and holds a Master of Business and Technology from the University of New South Wales.

Kathy Merrick
Partner, Henry Davis York

Kathy Merrick specialises in corporate insolvency, general commercial litigation and dispute resolution and has advised on many of Australia's biggest corporate disputes, collapses and investigations.

Kathy has been called upon to advise on many of Australia's major corporate disputes, collapses and investigations. Her clients include major corporations and financial institutions, directors, officers, accounting and professional services firms, administrators, liquidators, other corporate entities and individuals.

Kathy has extensive experience in the areas of insolvency, directors and officers duties, professional negligence claims, and regulatory and other investigations, representing parties whether as plaintiffs, defendants, investigators or the subject of investigation.

Kathy is a strong advocate for pro bono work and has played a lead role in developing our community and pro bono program.

Mark Hornsby
DLA Piper

Mark Hornsby is DLA Piper's Director of Business Infrastructure for the Asia Pacific region with responsibility for the property portfolio across the region, as well as its operational support areas including Facilities, Information Technology and Knowledge Management.

Mark is a qualified Chartered Accountant having spent 11 years at one of the major international accounting firms before joining the legal partnership of Phillips Fox in Adelaide as the Chief Operating Office in 1995. Since the financial integration of the Australian and New Zealand Phillips Fox partnerships in 1999, Mark has held a variety of senior management roles through to the financial merger with DLA Piper in 2001 and his current position.

Mary Digiglio
Managing Partner, Swaab


Mary is the Managing Partner of Swaab Attorneys and the Property, Projects & Planning Practice Group Leader. 

Mary is responsible for the development and implementation of the strategic direction of the Firm, at the core of which are the Firm's clients and people.


Mary is an Accredited Specialist in property law.  She has an extensive background in real estate.  Mary acts for a range of property trusts, large corporations, private hospitals, small to medium enterprises and private investors. 

In recent years, Mary has sat on sustainability committee of Property Funds Australia and was a member of the Commercial Building Disclosure Implementation Forum.  She is an active promoter of sustainability practices within both her Firm and the property industry.


Mary currently sits on the Board of the Cameron Brae Group, a property development and investment business from the South West of Sydney. Mary also sits on the Board of the Tristan Jepson Memorial Foundation.  The Foundation's objective is to decrease work related psychological ill-health in the legal community, promote workplace psychological health and safety and sustainable professional careers in the law.

Ren Niemann
Partner, McCullough Robertson

Ren is a partner in the Projects group and specialises in the areas of construction, infrastructure and procurement. For more than 17 years, Ren has extensively provided all levels of government and the private sector with strategic advice on major projects across the transport, water, resources, social infrastructure, defence and logistics sectors. 

Ren is one of the firm’s lead Partners in the government sector, particularly in Queensland where he leads the State Government Industry Group. He also chairs the firm’s Environmental Committee.

Ren is actively involved in the construction and infrastructure sector, being a long-term board member of Infrastructure Association of Queensland, as well as a committee member of Bond University’s Construction and Project Management Advisory Committee and the Queensland Law Society Construction Law Sub-committee.


Norman Lucas

Partner, Maddocks

Norman Lucas is a commercial litigator with 25 years’ experience. Prior to joining Maddocks, he was a partner at a major national law firm. He undertakes complex commercial litigation and dispute resolution with a particular emphasis on corporate, property, trade practices and contractual disputes.  He acts both for major corporate clients and government clients in such matters.

Norman has extensive experience in all aspects of dispute resolution including litigation, arbitration, expert determination and mediation. He has also acted for clients in investigations and inquiries conducted by regulatory authorities such as ASIC, ICAC, the Australian Crime Commission and in Royal Commissions. Norman is a co-author of Ready & Responsive, a guide to Royal Commissions, Inquiries & Investigations.

Norman is also Chairman of the firm’s Corporate Social Responsibility Committee and the Pro Bono Partner for the Sydney office.


Felicity Rourke
Partner, Norton Rose Australia

Felicity Rourke is an environment, planning and climate change lawyer based in Sydney.

Felicity’s expertise spans all aspects of environment and planning practice including appearing in the Land & Environment Court on planning appeals, compensation claims and environmental prosecutions; and advising on environmental compliance.

She has extensive experience advising on Australia’s carbon pricing mechanism and on the Carbon Farming Initiative; on the Federal mandatory disclosure regime for energy efficiency information in the built environment sector; and on reporting obligations under the National Greenhouse and Energy Reporting Scheme. More broadly Felicity advises on energy efficiency policy and regulation in Australia.

Her expertise in environmental and planning law is recognised in a number of leading directories including Chambers Asia-Pacific Guide 2012; International Who’s Who of Environment Lawyers 2010 and 2011, the PLC Multi-Jurisdictional Guide 2012/13, in Doyle’s Guide – Australia’s Leading Planning and Environment Lawyers and in Best Lawyers 2012.

Terence Jeyaretnam
Partner, Ernst and Young

Terence is the Melbourne Partner at Ernst and Young's Climate Change and Sustainability Services and holds a degree in Environmental Engineering (UWA), is a Chartered Professional Engineer and a Fellow of the Institute of Engineers Australia.


Terence is an environmental and sustainability advisory and assurance specialist with over eighteen years experience in advising governments and corporations on sustainability issues. In 2005, Terence was named as one of the top 10 most influential young engineers in Australia by Engineers Australia. He is an adjunct professor at the University of Southern Queensland’s Australian Centre for Sustainable Business and Development.


Terence is only one of six professionals globally to be awarded the grade of Lead Sustainability Assurance Practitioner by the International Register of Certified Auditors (IRCA) for signing off sustainability reports to the AA1000 Assurance Standard. He has signed off as an independent assurance provider on over 200 corporate sustainability and environmental reports over the past decade, including some of Australia’s largest companies. He was the youngest appointed EPA (Vic) Auditor, a role he held until 2008. Some of his early work includes authoring the National Framework for Corporate Public Environmental Reporting for the Federal Government in 1998 and advising The Body Shop in the mid 90s.

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