Allegra Hessels

Sarah’s practice is focused on securities and capital markets, mergers and acquisitions, shareholder activism and corporate governance. Canadian and international corporations, underwriters and investors rely on Sarah for her practical, results-oriented approach to complex legal issues across a wide range of industries, including energy, oil and gas, mining, technology, life sciences and financial services. Sarah has extensive experience on domestic and cross-border corporate finance tr...

I am an arbitrator, mediator, and litigator and have practiced from Calgary, Canada, for over 30 years. My full biography is available on my firm's website at: https://jssbarristers.ca/litigators/sabri-m-shawa/

Geoff Poelman practises in the litigation group with a focus on complex commercial litigation within the energy industry, construction law, and insurance defence. He has been involved in matters at all levels of court in Alberta, having experience with proceedings including contractual disputes, statutory interpretation and negligence. Geoff has successfully managed multi-party actions with complex procedural issues, often participating in a variety of alternative dispute resolution processes...

Shannon Hayes, KC, practices commercial litigation and arbitration and is the Leader of the Litigation & Dispute Resolution Group in the firm’s Calgary office. She has been practicing for more than 20 years in dispute resolution and has a broad range of experience on commercial and business dispute matters, working with companies in a wide range of industries, including energy, power, real estate, and technology. Shannon has appeared as counsel before all levels of court in Alberta ...

Robert has extensive experience in oil and gas litigation and arbitrations, construction litigation, contract breach cases, First Nations governance, pension litigation and defamation actions, and he has represented clients in professional disciplinary matters before the Alberta Securities Commission, APEGGA, CREB and the Professional Conduct Committee of the Canadian Institute of Actuaries. He acts for a range of clients, from large corporations, pension funds and public institutions to indi...

Blake Hafso is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Blake, 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 Blake 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...

Carolyn maintains a corporate commercial practice with a focus on business transactions, including private and public mergers and acquisitions, private equity transactions, corporate reorganizations, and debt and equity financings. She also advises clients on corporate governance and general corporate and securities law matters. Carolyn regularly acts for Canadian and U.S. private equity firms and their portfolio companies, as well as clients in the energy sector, including midstream companie...

Bruce practises in all areas of labour and employment law. He is an experienced litigator, regularly defending employers against wrongful dismissal claims, employment standards complaints, human rights complaints and grievance arbitrations. Bruce is committed to providing clients with practical and strategic advice when it comes to handling the workplace. This includes the enforcement of restrictive covenants, fiduciary duties, executive compensation, employee misconduct, severance analysis, ...

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,...