Jacqueline Mandell 200 Summit Lake Dr Valhalla, New York, 10595 Phone: 914-449-1022 Company Name: Kaufman, Borgeest & Ryan Lawyer Category: Tort: Personal Injury, Product and Medical Liability Profile Let this business know you found them on Westchester Magazine's Online Directories. Locations Valhalla 200 Summit Lake Dr Valhalla, New York 10595 Claim/Edit Listing