Blair C. Yorke-Slader K.C.

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,...

Katherine Prusinkiewicz is the knowledge lawyer for the Calgary office, working to leverage the practice's collective wisdom to ensure efficiency and uniform quality. She supports lawyers in our business law group with model documents and precedents, legal updates, training and other information needs and assists in our client communication program. As a result of our knowledge management initiatives and the practice’s culture of contributing and sharing knowledge, our clients can expec...

Aubrey is a partner based in our Calgary office and practices in all areas of commercial real estate including purchase, sale, development, financing and leasing. He has extensive experience in complex real estate transactions including both pre-development lands and lands with existing office, retail or industrial developments. He has completed transactions with various unique aspects such as environmental contamination, appurtenant water licenses, long term ground leases for development, sy...

Eleanor is a partner at Carbert Waite and chair of the Trusts and Estates group. She is a recognized wills and estates lawyer who takes a forward-thinking approach to the practice of estate law. From personal estate planning to navigating high-conflict estate disputes, Eleanor is committed to empowering her clients during the legal process. Eleanor has obtained the Trust and Estate Practitioner (TEP) designation by STEP Canada, which demonstrates her advanced understanding of the trust and es...

Ben Hudson is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Ben, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ben is held by other top lawyers in the same geographic and legal practice area.

PROFESSIONAL EXPERIENCE: Mr. Halt graduated as the gold medal recipient from the University of Saskatchewan in 1986 and in 1988-89 he had the honour of serving as a law clerk to Madam Justice Bertha Wilson of the Supreme Court of Canada. Following his clerkship, Mr. Halt relocated to Calgary and has since practised civil litigation, including insurance with an emphasis on professional liability, corporate commercial litigation, securities litigation, franchise litigation, insolvency, construc...

Frank Y. Sur is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Securities Law. Frank Y., who practices law in Calgary, Alberta, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frank Y. is held by other top lawyers in the same geographic and legal practice area.

Allison Sears is a regulatory litigator and a member of Fasken’s Global Energy and Climate Group in Calgary. Her practice focuses primarily on energy and environmental matters. With experience before all levels of court in Alberta, Allison also represents clients in arbitrations, mediations, and regulatory proceedings before various federal and provincial regulators including the Canada Energy Regulator, the Alberta Energy Regulator, the Alberta Utilities Commission, the Environmental A...

Matthew Longstaff has extensive experience advising investment banks, sovereigns, private equity houses and corporate clients in a broad range of cross‑border debt financings, including high‑yield bonds, leveraged bank finance, syndicated and bilateral bank financings, project financings, convertible and exchangeable bonds, sovereign bonds, hybrid capital issuances, consent solicitations, and securitizations, as well as advising on restructurings and in distressed debt scenarios. In addition,...

Perry R. Mack, K.C. is a top attorney recognized by Best Lawyers in the practice area(s) of Alternative Dispute Resolution, Appellate Practice, Bet-the-Company Litigation, Construction Law, Corporate and Commercial Litigation, Director and Officer Liability Practice, Insurance Law, International Arbitration and Personal Injury Litigation. Perry R., who practices law in Calgary, Alberta, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting t...