Mark Holthe

Greg Lindsey is the Managing Partner of Linmac LLP and a trusted advisor with over 25 years of experience at the intersection of tax and estate law. Recognized in The Best Lawyers in Canada for Trusts and Estates, Greg is known for delivering integrated, tax-optimized strategies to high and ultra-high-net-worth individuals, family offices, and business owners. Greg advises on a broad range of matters, including family and private business tax planning, succession and intergenerational wealth ...

Alison Gray is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Construction Law and Corporate and Commercial Litigation. Alison, who practices law in Calgary, Alberta, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alison is held by other top lawyers in the same geographic and legal practice area.

Dereck is a senior family law lawyer, having practiced exclusively in this area since being called to the Alberta Bar in 1995. Dereck holds a B.A. (Hons.) from McGill University followed by his L..L.B. from the University of Alberta. As a skilled litigator, he has appeared successfully at all levels of court in Alberta as well as in numerous arbitrations. Dereck also has extensive experience in negotiating settlements and drafting agreements. He applies a reasoned approach to his files and en...

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...

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...

Colin is a partner in the Calgary office of Lawson Lundell. He is a member of the firm’s Business Law, Corporate Commercial, Corporate Finance & Securities and Mergers & Acquisitions Groups. His practice covers a broad range of commercial transactions, including the structuring and implementation of share and asset acquisitions, mergers, financings, and corporate reorganizations involving strategic acquirers, investors, vendors, entrepreneurs, family business owners, family offi...

Karen's practice focuses on complex commercial, construction, and contract litigation and arbitration. Karen leverages her over 20 years’ of experience to advise clients on a broad range of complex litigation and arbitration disputes. Providing counsel to clients in the energy, agricultural, chemical and construction industries, she has been involved in the resolution of a variety of claims, including multi-party actions, contract disputes, estate litigation, product liability claims, a...

Katharine Zhang is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Katharine, 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 Katharine is held by other top lawyers in the same geographic and legal practice area.

Jason Wilkins, KC articled with Dunphy Best Blocksom LLP in 2001 and joined the partnership in 2010. Jason practices primarily in the area of employment and family law. Jason acts for both employers and employees and enjoys the perspective both bring. Jason is experienced in all facets of property disputes, spousal support, custody/access and child support. He has a particular interest in Hague Convention (international child abduction) cases. He also maintains a civil litigation practice inc...

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,...