Atty. Crispin J. Arthur
Crispin is the Administrative Partner of the Calgary office and practices in the areas of business law, corporate finance and securities, mergers and acquisitions, and energy. He advises clients on corporate finance, public and private M&A, corporate reorganizations, and governance matters across a range of industries, including oil and gas, oilfield services, mining, power, and manufacturing.
Profile Summary
About Crispin J. Arthur at a glance
Crispin J. Arthur is a business, m&a, securities, and energy attorney based in Calgary, Alberta, practicing at Lawson Lundell LLP. They have 28+ years of legal experience, licensed to practice since 1998. Admitted to practice in Alberta (1998). Recognitions include Best Lawyers in America — Corporate Governance Practice (2026), Best Lawyers in America — Corporate Law (2026), and Best Lawyers in America — Mergers and Acquisitions Law (2026). Serands clients in Calgary, AB and the surrounding metropolitan area.
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About
- Crispin is the Administrative Partner of the Calgary office and practices in the areas of business law, corporate finance and securities, mergers and acquisitions, and energy
- He advises clients on corporate finance, public and private M&A, corporate reorganizations, and governance matters across a range of industries, including oil and gas, oilfield services, mining, power, and manufacturing
- Crispin has significant experience with corporate finance and securities transactions, including public and private debt and equity financings, venture and private equity investments, initial public offerings, business combinations, and stock exchange listings
- He frequently acts as counsel to boards of directors and special committees on change-of-control transactions, including takeover bids, plans of arrangement, amalgamations, asset transactions, and equity infusions
- Crispin also regularly advises directors and senior management on a wide range of corporate governance and regulatory matters
Practice Areas Explained
Crispin J. Arthur's Areas of Practice
Each practice area below reflects the types of cases Crispin J. Arthur handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Crispin J. Arthur is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Alberta →
Crispin J. Arthur is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Alberta →
Crispin J. Arthur is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Alberta →
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Crispin J. Arthur is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Alberta →
Jurisdictional Context
Why local counsel matters in Alberta
Practicing law in Alberta. Legal matters in Alberta are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Calgary are typically filed in the local municipal court or the appropriate Alberta state district court, depending on subject matter and amount in controversy. An attorney licensed in Alberta brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Alberta courts without local counsel or pro hac vice admission.
Looking for additional Alberta attorneys? Browse all attorneys in Calgary or all attorneys in Alberta.
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