Dennis Langen
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Dennis Langen Email & Phone Number

Partner, Energy Law at Stikeman Elliott LLP at Stikeman Elliott LLP
Location: Calgary, Alberta, Canada 2 work roles 2 schools
1 work email found @stikeman.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email d****@stikeman.com
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Current company
Role
Partner, Energy Law at Stikeman Elliott LLP
Location
Calgary, Alberta, Canada
Company size

Who is Dennis Langen? Overview

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Quick answer

Dennis Langen is listed as Partner, Energy Law at Stikeman Elliott LLP at Stikeman Elliott LLP, a company with 1346 employees, based in Calgary, Alberta, Canada. AeroLeads shows a work email signal at stikeman.com and a matched LinkedIn profile for Dennis Langen.

Dennis Langen previously worked as Partner, Energy Regulatory and Infrastructure at Stikeman Elliott Llp and Partner at Dentons. Dennis Langen holds Doctor Of Law (Jd), Law from University Of Alberta.

Company email context

Email format at Stikeman Elliott LLP

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{first_initial}{last}@stikeman.com
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Profile bio

About Dennis Langen

I practice regulatory law and litigation and have an in-depth knowledge of the energy industry. My practice is focused on oil and gas and electricity, and I assist clients in navigating energy regulatory regimes and frameworks in dynamic technical and business environments. I have extensive experience in the regulation of energy and infrastructure development, energy markets and energy services. I advise clients in respect of federal and provincial regulation of infrastructure including environmental, engineering, operational, Indigenous, economic, market and compliance aspects. Relying on my extensive regulatory experience, I also assist clients in navigating the nuances of energy regulation in the context of the rapidly evolving areas of renewable energy, hydrogen, carbon capture and bitcoin mining.I regularly appear before the Canada Energy Regulator (CER) in respect of pipeline facility, tolling, tariff and energy export approval applications; the Alberta Utilities Commission (AUC) in respect of facility, tariff, cost of service, performance based regulation, rule-making and enforcement applications; the Alberta Energy Regulator (AER) in respect of oil and gas development, facility and resource equity applications; and the British Columbia Utilities Commission (BCUC) in respect of utility applications. I am routinely involved in review applications and appeals relating to decisions of these authorities. My regulatory experience serves as a natural extension to the commercial aspects of energy and I often assist clients in the context of power purchase agreements, asset sales and dispositions, and in mergers and acquisitions.As a Professional Engineer with experience in the oil and gas industry, I often apply my technical knowledge in the context of regulatory applications pertaining to energy infrastructure and resource equity disputes.

Listed skills include Indigenous Law, Power, Energy Regulatory, Mining, and 2 others.

Current workplace

Dennis Langen's current company

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Stikeman Elliott LLP
Stikeman Elliott Llp
Partner, Energy Law at Stikeman Elliott LLP
toronto, ontario, canada
Website
Employees
1346
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2 roles

Dennis Langen work experience

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Partner, Energy Regulatory And Infrastructure

Current

Calgary, Canada Area

Aug 2017 - Present

Partner

Calgary, Canada Area

Apr 2013 - Aug 2017
Team & coworkers

Colleagues at Stikeman Elliott LLP

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2 education records

Dennis Langen education

FAQ

Frequently asked questions about Dennis Langen

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What company does Dennis Langen work for?

Dennis Langen works for Stikeman Elliott LLP.

What is Dennis Langen's role at Stikeman Elliott LLP?

Dennis Langen is listed as Partner, Energy Law at Stikeman Elliott LLP at Stikeman Elliott LLP.

What is Dennis Langen's email address?

AeroLeads has found 1 work email signal at @stikeman.com for Dennis Langen at Stikeman Elliott LLP.

Where is Dennis Langen based?

Dennis Langen is based in Calgary, Alberta, Canada while working with Stikeman Elliott LLP.

What companies has Dennis Langen worked for?

Dennis Langen has worked for Stikeman Elliott Llp and Dentons.

Who are Dennis Langen's colleagues at Stikeman Elliott LLP?

Dennis Langen's colleagues at Stikeman Elliott LLP include Melissa Therien, Patrick Bloomfield, Aaron Vieira, Vince Imerti, and Holly Mccormick.

How can I contact Dennis Langen?

You can use AeroLeads to view verified contact signals for Dennis Langen at Stikeman Elliott LLP, including work email, phone, and LinkedIn data when available.

What schools did Dennis Langen attend?

Dennis Langen holds Doctor Of Law (Jd), Law from University Of Alberta.

What skills is Dennis Langen known for?

Dennis Langen is listed with skills including Indigenous Law, Power, Energy Regulatory, Mining, Energy, and Oil And Gas.

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