Attorney Walker was the attorney advisor for the North Pocono Mock Trial Team for over 20 years. Under his tutelage the team won the state championship in 1993 and was second in the state in 1994 and 1995.
Sponsored numerous Make a Wish Foundation fundraisers. These fundraisers raised tens of thousands of dollars.
Attorney Walker served on the Board of Directors for the Pennsylvania Association for Criminal Defense Lawyers.
Served as Chairman of the Board of Directors of the Housing Authority of Lackawanna County.