Themis Law & Mediation is a family law and mediation firm based in Ottawa that also serves clients in Pembroke and Cornwall, Ontario. Its two lawyers, Joanne Roulston and Karen Farnsworth, combine legal practice with mediation, social work, and Indigenous Gladue expertise. The firm handles separation and divorce, custody and support matters, cohabitation agreements, wills and estates, and workplace issues, and also offers unbundled legal services and document notarization.

Good to know

A person using a wheelchairWheelchair accessibleA laptop showing a video callVirtual appointmentsA calendar with a checkmark beside a clockBy appointment

Fees & payment

A price tag with a dollar signFlat fee

Where to find them

159 Pembroke St W, Pembroke, Ontario K8A 5M9 · 613-820-7929

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Law Society of Ontario directory ↗