David J. Corrigan, K.C.

Andrew Koeman is a family law and divorce lawyer. Andrew graduated from the University of Calgary with a Bachelor of Laws (Juris Doctor) in 2009. He completed his articles with Alberta Justice and continued to work there for two years as a Crown Prosecutor in the Specialized Prosecutions Branch, focusing on complex economic crimes, before he decided to practice family law exclusively. While Andrew has experience in all areas of family law, he developed a practice with a specific focus on comp...

Fred Erickson is a partner in the Energy – Oil & Gas Group. His practice focuses on significant transactional and advisory engagements, and he has extensive involvement as lead counsel in major acquisitions and dispositions, restructuring projects, project developments, joint ventures, financings, asset monetizations, securitizations and other transactional matters. Fred has considerable experience in most aspects of the upstream oil and gas and natural gas liquids (NGL) industries,...

Sandra's international experience, multi-lingual fluency, and nuanced understanding of dispute resolution uniquely inform her approach to family law. Trained and experienced in negotiation and mediation, Sandra believes in resolving family law disputes in a solution-focused, efficient, and non-adversarial manner. Where necessary, Sandra engages in targeted litigation and has argued successfully in the Provincial Court of Alberta, the Court of Queen's Bench, and the Court of Appeal. Sandra art...

Melissa’s practice is focused on securities and capital markets, mergers and acquisitions, private equity and corporate governance. Businesses and investors rely on Melissa’s strategic advice while negotiating and executing complex transactions and navigating commercial relationships. Clients value Melissa’s extensive knowledge and experience advising on complex and multi-jurisdictional transactions, including debt and equity financings, take-over bids, plans of arrangement,...

Mark Sawyer articled with Dunphy Best Blocksom LLP in 2003 and became a partner in 2010. Mark’s practice focuses on the business and commercial aspects of the law, as well real estate and estate planning. Mark works with many privately held businesses, advising them on their corporate, financing, contract and shareholder matters. Mark provides advice as well on the incorporation of new businesses and the sale and purchase of existing companies. He also acts for clients who are buying, s...

Joshua is a solicitor with a primary focus in corporate, commercial, and real estate matters. His approach is to work closely from the outset with clients to move matters forward. In his commercial law practice, Joshua regularly advises clients who are operating in a multitude of industries and business sectors on purchases and sales of businesses, mergers, secured transactions & financing, acquisitions, divestitures, corporate governance, and reorganizations . He enjoys a broad real esta...

Marcus Archer focuses on public and private debt and equity financings, mergers and acquisitions, restructurings, reorganizations and purchases and sales of businesses and assets, acting for corporations, private equity, investment banks and creditors. He also assists clients with corporate governance, regulatory compliance, continuous disclosure and general corporate matters. Mr. Archer is a director or corporate secretary of a number of public and private corporations. Mr. Archer joined our...

Sherrilynn J. Kelly is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Sherrilynn J., who practices law in Calgary, Alberta, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sherrilynn J. is held by other top lawyers in the same geographic and legal practice area.

Marc Massie is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Marc, who practices law in Calgary, Alberta, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc is held by other top lawyers in the same geographic and legal practice area.

Richard’s notable capabilities in corporate and commercial law are well established. He holds a Business degree with a major in accounting, and has completed the Canadian Securities course as well as the CICA in-depth Income Tax course. Richard’s knowledge in Commercial Real Estate comprises; shopping centre purchase and sales; land assemblies, purchase and sale transactions for retail and industrial lands; free standing and shopping centre anchor tenant leasing; commercial retail...