- Bing and Bing, Inc.2
- Boak and Paris✖[remove]23
- Borchard Management Corp.4
- Brown, Wheelock, Harris, Vought and Co., Inc.1
- Diamond, Arthur6
- Diamond, Sidney6
- Lexington Estates, Inc.1
- Orak Realty Corp.1
- Pease and Elliman, Inc.3
- Syndicate Builders, Inc.1
- Trans-Boro Management Corp.2
- Trans-Boro Realty Corp.2