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Trusted Commercial Litigation Services in Calgary
We are a commercial litigation firm in Calgary, Alberta, specializing in complex commercial litigation across diverse legal domains. Our practice encompasses advising and representing individual, corporate, and institutional clients in all facets of dispute resolution and litigation, from strategic counsel to courtroom advocacy. We prioritize understanding litigation from the client's perspective, offering realistic assessments of litigation outcomes, risks, and costs to enable informed decision-making.

Whether clients seek to assert claims or defend against them, we tailor our representation to align with their specific objectives in each case. Our expertise spans corporate governance, shareholder disputes, oil and gas litigation, bankruptcy, construction law, financial services, and international arbitration, among other areas. We combine decades of collective experience with a commitment to practical, client-focused legal solutions.
Services
Corporate Governance Disputes Oil and Gas Litigation Bankruptcy & Restructuring Construction & Engineering Banking & Financial Services Contract Disputes Commercial Fraud Insurance Disputes Employment Law Torts & Product Liability
Highlights and features
  • We specialize in complex commercial litigation with decades of collective legal experience.
  • Our team provides realistic assessments of litigation risks, costs, and outcomes.
  • We represent clients in diverse areas including corporate governance, bankruptcy, and oil and gas disputes.
  • Our approach prioritizes client objectives in every case, whether litigating or negotiating settlements.
  • We combine courtroom expertise with strategic advice tailored to individual client needs.
Services
Corporate Governance Disputes
We resolve disputes related to corporate governance, shareholder rights, and board responsibilities. Our team advises on compliance, fiduciary duties, and conflict resolution for corporations and institutional clients. With deep expertise in Alberta's legal landscape, we provide strategic representation in court or alternative dispute forums.
Oil and Gas Litigation
Our firm handles complex litigation in the oil and gas sector, including contractual disputes, regulatory compliance, and resource ownership conflicts. We represent clients in negotiations, arbitration, and courtroom proceedings, leveraging industry-specific knowledge to protect client interests in Alberta's energy sector.
Bankruptcy & Restructuring
We advise creditors and debtors in bankruptcy, insolvency, and corporate restructuring matters under the Bankruptcy and Insolvency Act. Our services include asset recovery, debt restructuring strategies, and representation in court proceedings to safeguard financial interests.
Construction & Engineering
Our practice covers disputes in construction projects, including contract breaches, delays, and defect claims. We represent contractors, developers, and insurers in resolving conflicts through litigation or alternative dispute resolution, ensuring compliance with Alberta's construction regulations.
Banking & Financial Services
We assist financial institutions and clients in disputes involving lending agreements, mortgage enforcement, and regulatory compliance. Our team provides litigation support for fraud investigations, debt recovery, and contractual disagreements within Alberta's financial services sector.
People
Rinus De Waal
Lawyer
Rinus De Waal has over 35 years of litigation experience, specializing in commercial disputes across oil and gas, banking, and corporate governance. He represents clients in trials and arbitrations, offering strategic legal counsel tailored to complex business needs.
Luke Rasmussen
Lawyer
Luke Rasmussen focuses on commercial litigation, including shareholder disputes, oil and gas matters, and corporate insolvency. He regularly appears in Alberta's superior courts, providing clients with robust advocacy and practical solutions for high-stakes legal challenges.
Karolina Kluz
Lawyer
Karolina Kluz represents clients in trials and proceedings involving corporate governance, contracts, and employment law. Her practice spans diverse commercial disputes, combining courtroom advocacy with negotiated resolutions to achieve favorable outcomes for plaintiffs and defendants.
Quinn Gelmon
Lawyer
Quinn Gelmon specializes in commercial insurance disputes, construction litigation, and shareholder conflicts. He contributes to the firm's focus on complex cases, delivering strategic legal analysis and representation in Alberta's courts and arbitration forums.
Questions
What areas of law does De-Waal-Law specialize in?
We focus on complex commercial litigation, including corporate governance, oil and gas disputes, bankruptcy, construction law, banking, and insurance litigation.
How does De-Waal-Law approach client representation?
We prioritize client objectives, providing realistic assessments of litigation risks, costs, and outcomes to support informed business decisions.
Do you handle cases outside Alberta?
While based in Calgary, we represent clients in disputes across Canadian jurisdictions and international arbitration matters.
What experience does the team have in commercial litigation?
Our lawyers collectively have decades of experience in trials, arbitrations, and appellate proceedings across diverse commercial law areas.