Our Staff and Associates

SustainUs is made up of a small group of dedicated professionals with an extensive global network and partnerships. The SustainUS group has an extraordinary depth of experience in sustainable development, and specific issues. The group also seeks to be consistently at the forefront of sustainability innovation and value creation. Our core work focuses on helping clients accelerate sustainable outcomes through existing organisation systems.

Our Head Office

Michael Lunn – Principal 

Michael established the SustainUs Group in 2001and is an experienced independent advisor, planner, evaluator, and workshop facilitator working with business, government agencies, cities, and regional development organizations on sustainable development issues. 

Special expertise on whole-system sustainability and monitoring, business performance, "Whole of Government" projects, Sustainable Indicators, Sustainability Strategy, research. Michael also has extensive experience using sustainability tools and methods for assessing sustainability, planning and facilitating collaborative and multi stakeholder workshops. This includes the leading sustainability tools designed by Alan AtKisson. 

Michael also has international experience as a speaker at conferences and workshops, including presentations to different sectors (business, government, NGO) and to cross-cultural groups. 

Experience working inside government at both local and regional level as a manager responsible for outreach to industry, local government, and individual citizens, in both the UK and Australia. Successful marketer and communicator promoting sustainability to clients in Australia, US, Europe and the UK. 

Presently writing a book titled "The Sustainability Revolution But we’re not there yet"


Visit Michael's blog site
Michael O'Brien - Senior Associate - Brisbane, Queensland.

Michael is an environmental and sustainability professional with considerable experience in provision of advice and consultation related to land development. Michael’s focus is primarily on the achievement of sustainable urban development through environmental planning, effective management of environmental impacts, and the engagement of communities in natural resource and catchment management.

Michael has experience in both the public and private sector. He has worked with a number of State and Local Governments in furthering the achievement of sustainable urban development through environmental planning and management mechanisms, engagement of stakeholders, facilitation of partnerships, and identification of barriers to sustainability and means to address them. More recently, Michael has been engaged to support the development industry, providing advice on a wide range of environmental and sustainability issues, including energy efficiency, water efficiency, water sensitive urban design and habitat management, climate responsive design, and social sustainability.
His core skills focus on environmental assessment and management related to urban development, with experience in the development assessment process, and the issues of water and air quality, flora and fauna, cultural heritage, waste management, town planning and landscape management, and regulatory requirements under relevant environmental and planning legislation. Michael’s joining SustainUs represents a major milestone in his ambitions to act as a ‘change agent’, encouraging the broader uptake of sustainability, and its incorporation into the way we live, work, and grow. 


Our Europe Office

Alan AtKisson – President and CEO – AtKisson Inc, Stockholm

Alan is the author of the 1999 US sustainability bestseller (on Believing Cassandra: An Optimist Looks at a Pessimist’s World, recently translated into Japanese.

He has consulted to over a hundred cities, companies, government agencies, civic initiatives, and non-profit organizations; and he has presented hundreds of keynote speeches, seminars, workshops and training sessions, all over the world.

Alan formerly served as executive editor of In Context, the pioneering journal of sustainable cultures and systems; and as co-founder of Sustainable Seattle, which introduced the concept of urban sustainability indicators and was recognized with United Nations’ and local awards.

He is a former Senior Fellow and Executive Director with the independent policy institute Redefining Progress. He is also a founding member of the international Consultative Group on Sustainable Development Indicators, as well as the International Sustainability Indicators Network.
As a writer, Alan publishes essays, newspaper columns, and academic papers. He is also a professional singer and songwriter, has produced three CDs of original songs, and often brings music into his speeches and workshops on sustainability. He lives in Stockholm, Sweden, where he heads AtKisson Europe as well as leading the international AtKisson network; and he travels extensively around the world.


Our UK Office

David Fitzpatrick, Senior Associate, London, UK

David is Chief Executive of SD Consultancy, a global reach organisation devoted to working with others to effect sustainable development. He was the founding Executive Director of the RICS Foundation, a world wide charitable body whose aim is to show, using high quality research, how sustainability within land, property, construction and development can be addressed. The RICS Foundation is unique, acting as a catalyst between the private, academic and governmental sectors. David’s passion to encourage greater sustainability whilst enhancing prosperity. David led the Foundation to launch the Global Alliance for Building Sustainability at the World Summit in Johannesburg August 2002 and now has special consultative status with the United Nations. Prior to the Foundation, David ran BURA, the British Urban Regeneration Association.

David has served on a number of governmental and other bodies, including a sub group of the Urban Task Force, the Social Exclusion Unit and English Heritage’s Regeneration through Heritage. David is a voluntary Director of an ICT charitable body and serves as deputy Chair of the Foyer Council, a UK body devoted to supporting vulnerable young people.


Our US Office

Lee Hatcher – Managing Director, AtKisson Inc, Seattle

Lee has 27 years of experience in mechanical and environmental engineering, coupled with over ten years of experience working on sustainability indicators and initiatives. He has consulted to numerous companies, cities, and regional government authorities, and authored three chapters for a leading European textbook on sustainability. In addition to his engineering training and experience, he holds a Masters in Human Ecology, Magna Cum Laude, from the Vrije Universiteit Brussel in Belgium.

Lee is a trained and experienced facilitator; an expert in the development of sustainability indicators; and a highly skilled manager of projects and organizations. His international experience includes training Chinese city officials in the development of urban indicators for the United Nations Development Program, training Asian community development workers in Bangkok, and working
with city managers and government officials in Australia. He works out of the AtKisson North American office in Seattle, USA.


David Berry, Senior Associate Washington, DC

David Berry, formerly with the US Department of Interior, is the former Executive Director of the White House-sponsored Inter-Agency Working Group on Sustainable Development Indicators, an initiative he still supports as a consultant. He also co-led an Industrial Ecology working group, producing a report on materials flow. He has represented the United States in UN-sponsored meetings on sustainability indicators; spoken at many conferences; and led dozens of workshops on sustainability-related topics. He is an accomplished speaker, presenter, and facilitator.

Contact Info: 

Sydney Green, Senior Associate Orlando, Florida

Sydney Green is a consultant, facilitator, trainer and speaker on community planning, sustainability, and development. Her clients have included Fortune 500 companies, international professional associations, small businesses, colleges and universities, and nonprofit organizations. She serves as the Senior Faculty member of the Healthy Community Initiative of Greater Orlando and has long been active in the national healthy community movement. Sydney was a co-developer of the AtKisson sustainability training program, "Building the Pyramid."

Contact Info:

Our Indian Office

Aromar Revi – Principal -TARU Leading Edge,  New Delhi, India

The TARU team is a national leader in risk assessment, evaluation, and strategic project development, while also working in London, UK. Principal Colleague Aromar Revi —
a former Ashoka Fellow — has consulted to projects in Europe, Japan and China as well as throughout the Asia subcontinent. TARU team members recently won the Special Jury Prize in the high-profile International Sustainable Cities Competition, awarded for their visionary and analytically robust model for sustainability transformation of the city of Panjim, capital of Goa.

Contact Info:






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Published on: 2004-05-25 (4046 reads)

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