In 2009 Gillis was representing former Liberal MLA Frank Branch in a civil lawsuit against the North Shore Forest Products Marketing Board and on charges of fraud and extortion.
Gillis was found guilty in January of attempting to obstruct justice by trying to keep witnesses from testifying against his client.
Gillis, who is 66 years old, was formerly was the managing partner at Gilbert McGloan Gillis, but has since resigned. He was also suspended by the New Brunswick Law Society.
Gillis also represented St. Stephen's Town Manager, John Ferguson, in the defamation lawsuit with the Saint John Pension Board.
