LEXPERT • June 2014 | www.lexpert.ca | 89
ENERGY
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Practice is comprised of energy, mining, environmental, regulatory and Aboriginal
law matters. Advises companies in a variety of industries, including energy, mining and
chemical. Has been engaged in a number of international assignments, including advising
the Federal Republic of Nigeria on the development of its oil sands regulatory system.
Has also advised Canada's largest energy industry associations (CAPP, CEPA and
EPIC) in respect of regulatory reform for energy project development. Appears before
the ERCB, NEB, OEB, EAB and Federal Environmental Assessment Joint Review
Panels. Has successfully represented clients in the development of multibillion-dollar
projects including oil sands projects, shale gas projects, LNG projects, hydroelectric
projects, off shore developments and mining projects. Named the Best Lawyers' 2014
"Lawyer of the Year" for Calgary Environmental Law. Also recommended in various
other publications, including ! e Lexpert®/American Lawyer Guide to the Leading 500
Lawyers in Canada, Lexpert®'s special editions on Canada's Leading Corporate and
Energy Lawyers and Chambers Global. Named Queen's Counsel in 2010.
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Counsel in Davis LLP's Calgary offi ce where his practice focuses on regulatory law.
He has appeared before the Alberta Utilities Commission, National Energy Board and
other Canadian energy tribunals. He regularly provides advice and representation in
respect of acquisitions and dispositions, facilities approvals and tariff matters for both
utilities and utility customers. As General Counsel of TransCanada PipeLines Limited,
he was involved in the deregulation of the natural gas commodity in Canada, and related
open-access pipeline issues. As Senior Vice President of TransAlta Corporation, he was
involved in the deregulation and reregulation of the electricity industry in Alberta,
Ontario, New Zealand and elsewhere, as well as related open-access electricity system
issues. In addition to Lexpert®, he is recognized in ! e Lexpert®/American Lawyer Guide
to the Leading 500 Lawyers in Canada, and ! e Best Lawyers in Canada.
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Partner in the fi rm's Business Law Department with considerable experience in
commercial transactions related to the oil, gas and power generation industries, including
mergers & acquisitions, joint ventures, corporate fi nancing and the preparation and
interpretation of contracts. Past President of CPLF, member of LSUC, ALS and CBA.
Rated a Most Frequently Recommended practitioner in Energy (Oil & Gas) by ! e
Canadian Legal Lexpert® Directory from 1997 to the present. Named Lawyer of the
Year by ! e Best Lawyers in Canada 2013 for Calgary natural resource law. Rated as
a "leading individual" in the energy and natural resources area by Chambers Global:
! e World's Leading Lawyers for Business from 2000 to the present. Rated as a leading
individual in the energy and utilities area by Global Counsel 3000 in the 2001/2002,
2002/2003 and 2003/2004 editions. Also listed in the PLC Which Lawyer? Yearbook
in 2007, 2008 and 2009 and Who's Who Legal from 2006 to the present. Admitted to
the Bars of Alberta and Ontario (1976).
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Don Greenfi eld was called to the Alberta Bar in 1979 and appointed Queen's Counsel
in 2012. He is a partner in Bennett Jones's corporate commercial department and head
of the fi rm's oil and gas practice group. Greenfi eld has 36 years of experience in Canada
and internationally, in asset and share sales and acquisitions; upstream, midstream,
LNG and oil sands development, construction and operating matters and fi nancings;
and Investment Canada Act and Competition Act matters. Greenfi eld has contributed
to several Canadian Petroleum Law Foundation and Association of International
Petroleum Negotiators seminars and has taught courses for Insight, the Conference
Board, the University of Calgary, Mount Royal University and the Canadian
Association of Petroleum Landmen. He is recognized as one of Canada's leading energy
lawyers by Lexpert®, Chambers Global: ! e World's Leading Lawyers for Business and
Who's Who Legal.
Shawn H.T.
Denstedt,
QC
Osler, Hoskin &
Harcourt LLP
Tel: (403) 260-7088
Fax: (403) 260-7024
Calgary
Terence
Dalgleish,
QC
Davis LLP
Tel: (403) 698-8740
Fax: (403) 697-6605
Calgary
Robert P.
Desbarats,
QC
Osler, Hoskin &
Harcourt LLP
Tel: (403) 260-7015
Fax: (403) 260-7024
Calgary
Donald E.
Greenfi eld,
QC
Bennett
Jones LLP
Tel: (403) 298-3248
Fax: (403) 265-7219
Calgary
sdenstedt@osler.com
tdalgleish@davis.ca
rdesbarats@osler.com
greenfi eldd@bennettjones.com
