John Robert Sorrentino 100 Summit Lake Dr Ste 400 Valhalla, New York, 10595 Phone: 212-842-3702 Company Name: USI Insurance Services LLC Lawyer Category: Labor & Employment Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations Valhalla 100 Summit Lake Dr Ste 400 Valhalla, New York 10595 Claim/Edit Listing