Of the 25 individuals, 23 had been convicted of crimes in the U.S. including drugs, fraud and domestic violence.
Most testimony at the meeting had a common theme: immigration policy is best handled at the federal level.
A state Senate fiscal analysis estimates illegal immigration costs the state up to $130 million a year.
An Indiana Senate study committee on immigration kicks off next week with the first of six meetings that will be held throughout the summer.
The number of unauthorized immigrants living in Indiana is estimated at 85,000.
Several attorneys general are calling on Congress to take action on immigration reform.
Indiana is one of 17 states alleging President Obama overstepped his constitutional powers when issuing an executive order on immigration.
President Obama says he will not deport undocumented immigrants who have been in the U.S. for at least five years and are parents of U.S. citizens.
Indiana's two U.S. senators say the executive action the president proposes is unconstitutional.
A Pew Research Center report indicates 15,000 fewer unauthorized immigrants lived in Indiana in 2012 than in 2009.