David T. Madsen KC, FCIArb

John is a member of the firm’s Indigenous, Environmental, and Project Development practice groups. His practice includes advising private sector and government clients throughout Canada on Indigenous, environmental, regulatory and natural resources matters. John advises oil sands developers, conventional oil and gas companies, railways, mining companies, utilities and other resource developers on environmental regulatory matters and on Indigenous law matters, including Indigenous consul...

James’ practice involves all aspects of corporate restructuring and insolvency law. He regularly advises clients in reorganizations pursuant to Canadian insolvency statutes, corporate arrangements, receiverships, bankruptcies, security reviews and enforcement proceedings. He frequently represents debtor companies, secured and unsecured creditors, plan or proposal sponsors, purchasers and court officers in domestic and cross-border cases. James strives to work collaboratively with client...

Shaun Partridge, KC is a partner based in our Calgary office. Shaun practices in our Real Estate and Corporate Commercial practice groups and has a practice that encompasses a broad range of sophisticated real estate and corporate–commercial transactions including corporate reorganizations and restructuring, real estate acquisition and disposition, development and financing. Shaun represents investors, developers and end-users with the acquisition, financing, development and disposition...

Regina Corrigan is a partner in the Calgary office of the firm, head of the office's Business Law Department and practice group leader for its Intellectual Property Law Department. Regina's practice focuses on the areas of trademarks and technology commercialization. She has significant experience with all aspects of trademark law, including, prosecution, opposition, licensing and rights transfer in Canada. Regina also holds in-depth expertise in the commercialization and development of techn...

I am a Partner at Linmac LLP with a practice focused on tax planning, private capital structuring, and succession strategies for high-net-worth individuals, family offices, and privately held businesses. As both a tax and corporate lawyer, I work closely with clients to design integrated legal solutions that support business growth, wealth preservation, and long-term transition planning—helping them navigate every stage from formation and financing to exit and succession. Clients turn t...

Vance Langford is a Calgary-based business lawyer and Managing Partner of Langford Law. Vance has over 20 years' experience working with clients to structure businesses, complete financings and transactions and resolve disputes with support from counsel for securities, tax and litigation matters. Vance’s practice includes negotiating and documenting acquisitions, divestitures, reorganizations and other complex business transactions, particularly involving multiple jurisdictions and comp...

Andrew received his Bachelor of Arts degree in Economics from the University of Waterloo in 1998, where he achieved Dean's List standing. He then obtained his Bachelor of Laws degree from Dalhousie University in Halifax in 2001. He again achieved Dean's List standing and was the recipient of numerous scholarships and awards. Andrew was called to the Alberta bar in 2002. After completing his articles Andrew obtained his Master of Laws degree from Queens' College, Cambridge University, England ...

Joshua Jantzi is a top attorney recognized by Best Lawyers in the practice area(s) of Aboriginal Law / Indigenous Practice. Joshua, who practices law in Calgary, Alberta, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joshua is held by other top lawyers in the same geographic and legal practice area.

Justin Ferrara’s main practice is in securities law, with a focus on mergers and acquisitions and corporate finance. Mr. Ferrara has represented a number of both publicly traded and privately held clients in a broad range of matters, including mergers and acquisitions, public and private equity financings, corporate reorganizations and corporate governance issues. Mr. Ferrara has also advised special committees regarding numerous types of strategic and related-party transactions.

Aaron Martens, KC is a family law practitioner, mediator, arbitrator and Registered Collaborative Family Lawyer. He joined Dunphy Best Blocksom LLP in 1998 and is a partner in the firm. Aaron’s experience in family law matters includes being counsel on a wide variety of family and special chambers applications. He has represented clients in trials at Provincial Court and the King's Counsel, and has made appearances at the Court of Appeal of Alberta. Aaron also does adoption work. Aaron ...