Ms Loni Da Costa > Borden Ladner Gervais LLP > Calgary, Canada > Lawyer Profile

Borden Ladner Gervais LLP
Centennial Place, East Tower
520 3rd Avenue SW, Suite 1900
Calgary, AB T2P 0R3
Loni Da Costa photo

Work Department

Commercial Litigation


Partner, Commercial Litigation Group


Loni is Partner of BLG’s Alberta office. She has a commercial litigation and dispute resolution practice, having varied experience in handling energy industry disputes, commercial tenancy matters, director shareholder and accounting disputes, securities-related defence and regulatory matters and intellectual property related disputes.

She regularly assists and advises clients on:

• Commercial tenancy matters;

• Securities-related regulatory investigations, complaints and litigation;

• Environmental contamination and pest management regulatory matters;

• Liquor and gaming regulations;

• Energy industry disputes;

• Director Shareholder and accounting disputes;

• Trademark infringement and opposition proceedings;

• Patent litigation; and

• Class actions and appeals

Loni has appeared before all levels of Court in Alberta and the Federal Court, as well as a number of administrative bodies




Member, Calgary Bar Association; Member, Canadian Bar Association


JD, University of Saskatchewan, 2010

Lawyer Rankings

Canada > Dispute resolution: Alberta

(Next Generation Partners)

Loni da CostaBorden Ladner Gervais LLP

Borden Ladner Gervais LLP‘s Calgary office excels at litigation involving pipelines, construction, electricity, insolvency and securities-related matters. The group also has experience handling arbitration, insolvency disputes, and shareholder and contractual disputes. A recent work highlight saw the group successfully represent Signalta Resources in a claim against Canadian Natural Resources, a notable energy dispute. Patricia Morrison KC steers the practice and is routinely involved in the mediation, arbitration and litigation of construction disputes on large-scale commercial, industrial and infrastructure projects. Key contact Randall Block KC is highly specialized in energy and oil and gas litigation. In addition to oil and gas disputes, Loni da Costa brings expertise to securities defence and regulatory investigations.