Leon N. Weiner & Associates, Inc. Share: Multifamily Building/Ownership (Condo/Coop/Rental Units) Leon N. Weiner & Associates, Inc. Visit Website Request Info 4 Denny Road, Suite 1 Wilmington, DE 19809 (302) 764-9430 (302) 764-4805 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.