- Albert B. Ashforth, Inc.1
- Douglas L. Elliman and Co., Inc.1
- Douglas, Gibbons and Co., Inc.2
- Draper, George, Mrs.1
- George P. Post and Sons1
- James Stewart and Co., Inc.1
- Lewis, Albert W.4
- Lewis, Robert L.1
- McKim, Mead and White1
- Pennington, Pleasants✖[remove]5
- Sutton, Blagden and Lynch, Inc.1