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Calgary Legal Experts in Family, Civil & Indigenous Law
Castle & Associates maintains a respected legal practice in Calgary, Alberta, dedicated to achieving optimal results for clients through strategic legal approaches. Our team combines nearly 60 years of courtroom experience across all three levels of Alberta courts, prioritizing client communication and tailored solutions for complex legal challenges. We specialize in family law, civil litigation, criminal defense, and Indigenous law, with a commitment to advancing legal precedents in areas like same-sex relationships and elder law.

Our practice balances litigation expertise with out-of-court negotiations, ensuring clients feel supported throughout the legal process. We serve both private retainer and legal aid clients with equal dedication, emphasizing transparency and accessibility in all interactions.
Services
Family Law Civil Litigation Criminal Defense Wills & Estates Indigenous Law Adoption Services Child Welfare Elder Law Environmental Law Appeals
Highlights and features
  • We offer nearly 60 years of combined courtroom experience in Alberta courts
  • Our team provides tailored legal strategies for complex family and civil cases
  • Specialized expertise in same-sex relationships and Indigenous legal orders
  • We maintain transparent communication throughout all stages of legal proceedings
  • Our lawyers have successfully handled precedent-setting cases in Alberta law
What people say
Professional courteous kind Achieved desired legal outcomes Timely and effective representation Compassionate and dedicated Expertise in complex cases
Services
Family Law
Castle & Associates provides comprehensive family law services including divorce proceedings, custody arrangements, and property division. Our lawyers handle emotionally complex cases with sensitivity while maintaining aggressive representation in court. We specialize in same-sex relationship legal matters and complex custody disputes, ensuring clients receive fair outcomes aligned with their family's best interests.
Civil Litigation
Our civil litigation practice covers contract disputes, property conflicts, and tort claims across Alberta courts. With nearly 60 years of combined trial experience, we represent clients in complex civil cases from initial negotiations through appellate proceedings. The firm specializes in environmental law disputes and business litigation matters requiring strategic courtroom advocacy.
Indigenous Law
We advocate for Indigenous communities in constitutional litigation, land claims, and child welfare matters. Our practice integrates traditional legal orders with Canadian law while addressing environmental justice issues. The firm represents clients in treaty rights enforcement and systemic legal actions aimed at addressing historical injustices through modern legal frameworks.
Criminal Defense
Castle & Associates defends clients facing criminal charges including impaired driving, assault, and drug-related offenses. Our strategic defense approach combines thorough evidence analysis with courtroom experience across all Alberta judicial levels. We represent both adult and youth offenders, focusing on minimizing legal consequences while protecting clients' constitutional rights throughout the judicial process.
Wills & Estates
The firm offers comprehensive estate planning services including will creation, power of attorney documents, and trust establishment. Our legal team also handles probate proceedings and estate litigation matters involving contested wills or executor disputes. We provide tailored guidance to ensure clients' wishes are legally protected while minimizing future family conflicts through clear testamentary documentation.
People
Diann P. Castle
Lawyer
Experienced family law specialist with a focus on mediation and litigation. Recognized for handling complex custody cases and precedent-setting family law matters in Alberta courts.
David W. Chan
Lawyer
Civil litigation attorney with extensive courtroom experience in contract disputes and property law matters across Alberta's judicial system.
Jessica R. Stutz
Lawyer
Family law practitioner specializing in child welfare cases and adoption proceedings, providing dedicated representation for complex family legal matters.
Jessica L. Tuomisto
Lawyer
Legal professional focusing on Indigenous law matters, working to integrate traditional legal orders with Canadian legal frameworks in Alberta.
Alannah L. Jensen
Student-At-Law
Emerging legal professional supporting various practice areas while completing articling requirements under senior attorneys' mentorship.
Questions
What areas of law does Castle & Associates specialize in?
We specialize in family law, civil litigation, criminal defense, Indigenous law, and estate planning. Our Calgary-based practice handles cases across Alberta with particular expertise in complex family matters and courtroom advocacy.
Do you offer legal aid services?
Yes, we serve both private retainer and legal aid clients with equal dedication, ensuring accessible legal representation for Albertans with varying financial circumstances.
What makes your family law practice unique?
Our family law team combines nearly 60 years of courtroom experience with specialized expertise in same-sex relationship legal matters and precedent-setting cases in Alberta's appellate courts.
Can you handle complex civil litigation cases?
Yes, our civil litigation practice covers contract disputes, property conflicts, and environmental law matters with representation available through all three levels of Alberta's court system.
How do I schedule a consultation?
Contact us at 403-265-3403 or through our website to book a consultation with one of our Calgary-based attorneys for personalized legal assessment.
Do you represent Indigenous communities?
Yes, we provide specialized legal representation for Indigenous communities in constitutional litigation, land claims, and environmental justice matters while respecting traditional legal orders.