Skip to content
LAWYER PROFILE

Blake, Cassels & Graydon LLP

Duff Harper

Calgary, Canada Global Guide 2021 Ranked in 1 departments
Ranked in : Environment
chambers review
Lawyer Information
chambers review
Lawyer Information

Lawyer profile for Global 2021

Profile view:
Global 2021
Global

This individual is also ranked in:

Canada 2022

Chambers Review

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.

Global
Environment - Canada

Band 3

Duff Harper has expertise in site redevelopments and the transportation of hazardous goods. He is experienced assisting with environmental litigation as well as advising on the environmental considerations of commercial agreements.
Learn more about this team View ranking table

Lawyer information

This content is provided by Duff Harper

Practice Areas

Duff practises in all areas of environmental law, commercial litigation and regulatory law. He routinely acts on environmental due diligence and liability matters, especially pertaining to brownfield redevelopment, contaminant releases, regulatory approvals, environmental audits and transportation of dangerous goods. Duff also provides strategic regulatory environmental compliance and environmental impact assessment advice to industrial clients, such as conventional oil and gas companies, mining companies, companies operating in the oil sands, and liquefied natural gas proponents. Duff has acted as lead counsel in several litigation cases involving contaminated sites, and has appeared before numerous levels of courts and assessment tribunals.

Global

This individual is also ranked in:

Canada 2022
Duff Harper

Blake, Cassels & Graydon LLP

yellow-guide 9 YEARS RANKED
phone
Phone number
firm
Office

855 2nd Street SW

Suite 3500

Bankers Hall East Tower

Calgary

Alberta

Canada

AB T2P 4J8

guide
Ranked In

Global 2021

Global 2020

Global 2019

Global 2018

Global 2017

View Firm Profile
Share profile:

Discover other lawyers at Blake, Cassels & Graydon LLP

View firm profile
R Ben Rogers
Band 2
R Ben RogersBlake, Cassels & Graydon LLPEnergy: Oil & Gas (Transactional) Calgary, Canada
R Ben Rogers
Band 2
R Ben RogersBlake, Cassels & Graydon LLPEnergy: Oil & Gas (Transactional) Calgary, Canada
J Michael McIntosh QC
Band 2
J Michael McIntosh QCBlake, Cassels & Graydon LLPBanking & Finance Calgary, Canada
J Michael McIntosh QC
Band 2
J Michael McIntosh QCBlake, Cassels & Graydon LLPBanking & Finance Calgary, Canada
Ross A. Bentley
Band 2
Ross A. BentleyBlake, Cassels & Graydon LLPCorporate/M&A Calgary, Canada
Ross A. Bentley
Band 2
Ross A. BentleyBlake, Cassels & Graydon LLPCorporate/M&A Calgary, Canada
Lars H Olthafer
Band 3
Lars H OlthaferBlake, Cassels & Graydon LLPEnergy: Oil & Gas (Regulatory) Calgary, Canada
Lars H Olthafer
Band 3
Lars H OlthaferBlake, Cassels & Graydon LLPEnergy: Oil & Gas (Regulatory) Calgary, Canada