Kathleen O'Hagan Scallan has a good reputation for her estate planning practice, and helps clients with tax structuring, estate administration and business planning. "She has brought a level of expertise to the client matters that has helped resolve issues in a technically correct, practical, efficient and ethical manner," reports an interviewee. One adviser notes that "she is knowledgeable, personable and most importantly proactive," adding: "She is easy to talk to, explains complicated documents very well, drafts in a timely manner and is at the forefront of the field. She is a joy to work with and I know that she will be calling us with the latest and greatest ideas for estate planning and not relying on us calling her. No one compares to her."