David Chernushenko (born June 1963) is an author, speaker, sustainability consultant, documentary filmmaker and former politician in Ontario, Canada.

[2] He has served on committees and boards of local housing and environment groups, schools and health advisory bodies.

[3] Chernushenko is a "green building" professional accredited by the Leadership in Energy and Environmental Design (LEED) certification program.

As owner of the consulting firm Green & Gold Inc. since 1998, he has advised public, private, and non-profit organizations on adopting more sustainable and socially responsible practices.

He has written several books on sustainable management practices, including Sustainable Sport Management (UNEP, 2001) and Greening Our Games: Running Sports Events & Facilities that Won't Cost the Earth (Centurion, 1994), and the electronic publication Greening Campuses and their Communities (IISD/ACCC/UNEP, 1996).

He ran again in Ottawa Centre in the 2006 federal election and again came fourth, losing to Paul Dewar from the New Democratic Party (NDP).

[7] On November 10, 2006, Prime Minister Stephen Harper appointed Chernushenko to Canada's National Round Table on the Environment and the Economy (NRTEE), a non-partisan panel that advises the federal government on environmental policy, and works to promote environmental, social and economic practices in Canada's public, private and civil society sectors.

Chernushenko resigned as deputy leader of the Green Party in July 2007 in order to devote more time to his international consulting business and the NRTEE, and to make documentary films.