very, very shocking. 

 You would never believe a terrible thing like this would happen,  he said.

7 Helaly told The Post he noticed that the Grodnicks stopped maintaining their lawn months before the murder-suicide. Aristide Economopoulos for NY Post

7 Investigators back at the Montgomery Township house on Oct. 6, 2026. Aristide Economopoulos for NY Post

Grodnick was the senior vice president and underwriting counsel for Philadelphia-based Land Services USA an insurance agency that worked on commercial real estate deals.

The family moved to Skillman, a community inside of Montgomery Township, from Princeton. They were members of two exclusive clubs, Bedens Brook Country Club in Skillman and TPC Jasna Polana, a private club in Princeton.

A 2018 lawsuit Grodnick brought against a real estate agent for allegedly luring the family to a hazardous rental house in Princeton, revealed Sloane had special needs, The Post exclusively revealed. That suit was dismissed after an agreement signed off on by both sides. It was unclear if a settlement was paid out in the case.