Trapuzzano, 24, was killed in April 2014 while on his morning walk in his neighborhood.
The event was on his birthday. He would have turned 26 years old.
A memorial bike ride for Trapuzzano was rained out, but that didn't stop people from donating.
The Nathan Trapuzzano Memorial Foundation will host its first fundraising event, a memorial walk on Sunday at 1 p.m.
Wednesday marks one year since Nathan Trapuzzano was shot and killed while on a morning walk on Indianapolis' west side.
Nathan Trapuzzano's widow supports a bill that would require anyone 14 and older to be tried as an adult for gun crimes.
Part of the legislation would require anyone 14 and older to be tried in adult court if charged for using a gun in the crime.
Hot topics in 2015 include legalizing medical marijuana, a push for Sunday alcohol sales and permitting caterers and florists to refuse to take part in same-sex weddings.