- Marmaros Construction Corp.3
- Marmaros, Joseph1
- Martel Management Co., Inc.2
- Martin L. Fisher Realty Corp.1
- Match, Harry1
- Match, Jack1
- Max Lipman and Sons1
- Mayflower Realty Corp.2
- Meadowcrest Homes, Inc.1
- Mehlman Management Corp.10
- Menowitz Realty Corp.1
- Mentcap Realty Co., Inc.1
- Midtown Apartments, Inc.1
- Millington Equities, Inc.2
- Miltonian Realty Corp.1
- Mittelman-Spies Organization1
- Modlin, Jack W.2
- Molly Arms Building Corp.1
- Montal Realty Corp.1
- Montclair Construction Corp.3
- Monte, Barney1
- Monte-Chase Construction Corp.1
- Morjay Properties, Inc1
- Morrow Enterprises1
- Mutual Associates Corp.1
- Mutual Housing Associates3
- N.K. Winston and Co., Inc.11
- N.K. Winston-Holzer3
- Nancine Realty Corp.1
- Nassoit-Sulzberger and Co., Inc.3
- Natmar Apartments, Inc.1
- Nelson Improvement Corp.1
- Nespar Realty Co., Inc.2
- New York (N.Y.). Housing and Development Administration1
- Ninety-Ninth Street Construction Corp.13
- Nira Homes, Inc.1
- Nome-Yellowstone Corp.1
- Nordmar-Hillside Properties, Inc.1
- Norman, Samuel L.3
- Northwood Terrace Apartments4
- Norwich Apartments, Inc.1
- Number Three Fox Lane1
- OBE Leasing and Management Co.1
- Obe Leasing and Management Co.1
- Ocean View Apartment Co.1
- Olcott Building Corp.1
- Olga Construction Co., Inc.1
- Olnick, Robert1
- Osias, Harry L.10
- P.E.P. Management Co., Inc.1
- PBL Realty Corp.1
- Papa, Carl2
- Paqueen Building Corp.1
- Parford Realty Corp.1
- Park National Corp.1
- Park Savoy Apartments, Inc.2
- Parkmore Realty Corp.1
- Parkway Village, Inc.15
- Parkwood Apartments, Inc.1
- Parsons Associates, Inc.1