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Lawyers in Oshawa, ON: 15 practice areas ranked (2026)

15 ranked practice areasUpdated 0 paid placements in any rankingHow we rank

15 practice areas have a ranked list for Oshawa, ON. Each list ranks the law firms that serve the city by LFR Score. The largest list by ranked law firms is immigration lawyers, with 399. Emergency lists with 24/7 law firms first cover 1 practice area.

Top 3 in each practice area in Oshawa

Ranked by LFR Score among the law firms that serve the city. Open a practice area for its full list.

Ranked by our published LFR Score from public data, not by payment; a rank is not an endorsement or a prediction of results.

Intellectual property lawyers

33 ranked intellectual property lawyers serve Oshawa.

  1. 1
    UIPatent Inc.

    4.9 from 14 Google reviews · 50 km away

    57 LFR Score
  2. 2
    JZC Intellectual Property Law - Patents Trademarks and Litigation

    4.9 from 57 Google reviews · 43 km away

    55 LFR Score
  3. 3
    Heer Law | Intellectual Property Lawyers, Patent Lawyers, Trademark Lawyers, Copyright Lawyers, Patent & Trademark Agents

    4.7 from 96 Google reviews · 51 km away

    55 LFR Score
All 33 ranked intellectual property lawyers in Oshawa →

More practice areas listed in Oshawa

Fewer than 5 law firms qualify to rank here. Linked practice areas open the Ontario list.

Emergency and nearby pages for Oshawa

Emergency lawyers in Oshawa

How Oshawa lawyers are ranked

Each practice area list scores every law firm that serves Oshawa on the same LFR Score, from 0 to 100.

Reputation, bar status, review volume, recency, availability, practice focus, proximity, claimed profile and law firms ranked reviews each carry a fixed weight.

Rankings can’t be bought. Attorney advertising law firms are labelled, never numbered and never change a rank.

Read the full methodOshawa legal services report 2026All Ontario cities