Bart de Wit is head of the Law of Persons and Family Law Notarial practice group, running a general family law practice. Clients may call on his services in matters of estate planning, drawing up and amending prenuptial and postnuptial agreements, gifts and gift law, inheritance law, inheritance tax returns, division of estates, mediation with division, division in connection with divorce, drawing up wills and drawing up cohabitation contracts.

In addition, Bart specializes in the law of foundations and associations. Work in this area law frequently concerns the setting up of foundations and associations and drawing up and amending the articles and constitution of associations.