Harry Steven Ellman practiced law as a solo practitioner from 1974 until he founded Fidelity Title Company, a title insurance agency, in 1987.

During the early law practice years, he was the President of two bar associations. He argued several appeals in the Michigan Court of Appeals, the Michigan Supreme Court and the 6th Circuit Federal Appeals Court in Cincinnati, Ohio. He was lead counsel in a class action lawsuit appeal filed in the United States Supreme Court. He is a former member of the Board of Directors of Flagstar Bank for over 17 years and a former Director of Knollwood Country Club.

Fidelity Title Company, a title insurance agency, insured over 8 Billion Dollars in commercial and residential transactions including by example the construction and the sale of the Grand Tower Office Building in Lansing to the State of Michigan for $43 Million Dollars. Fidelity also insured The Villages at Parkside located in Detroit, Michigan for $100 Million Dollars.

In 2006, he affiliated with Title Connect, LLC and formed Fidelity Commercial Services now doing business as Land Title Insurance Services to provide additional real estate services: Appraisal, Survey, Environmental Reports, Mortgage Foreclosures and Quiet Title Actions.