Mark W.D. O-Halloran Lawyer Reviews & Ratings - Mercer Island

Mark W.D. O-Halloran has an average rating of 4.8/5 based on 46 reviews and practices at The Gosanko Law Firm in Mercer Island, Washington. Practice areas include Personal Injury law. Read the reviews and compare with Nearby lawyers rated better than Mark W.D. O-Halloran.