Atty. Mark L. Castle
Mark L. Castle is a lawyer practicing commercial law, family law, corporate law and 1 other area of law.
Commercial Law & More Attorney · 48+ Years Experience
Profile Summary
About Mark L. Castle at a Glance
Mark L. Castle is a family law, estate planning, and business attorney. They have 48+ years of legal experience, licensed to practice since 1978. Admitted to practice in Ontario (1978). Educated at University of Western Ontario (LL.B., 1976) and University of Toronto (B.A., 1973). Active member of Canadian Bar Association.
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About Mark L. Castle
- Mark L. Castle is a lawyer practicing commercial law, family law, corporate law and 1 other area of law
- Mark L. received a B.A. degree from University of Toronto in 1973, and has been licensed for 48 years
- Mark L. practices in Dundas, ON
Practice Areas Explained
Mark L. Castle's Areas of Legal Practice
Each practice area below reflects the types of cases Mark L. Castle handles, with a practical overview of what that area of law involves and how it may apply to your situation.
Family Law
Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.
Mark L. Castle is one of 185,688 family law attorneys indexed nationally. Browse family law attorneys →
Estate Planning & Probate
An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.
Mark L. Castle is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys →
Business & Corporate Law
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Mark L. Castle is one of 497,491 business attorneys indexed nationally. Browse business attorneys →
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Professional Profile
Why Clients in Your Area Choose Mark L. Castle
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark L. Castle's practice in the field of family law, estate planning, and business.
Decade-Tested Legal Experience
Mark L. Castle brings 48+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering family law, estate planning, and business, Mark L. Castle can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
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Mark L. Castle's Practice Areas & Specializations
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