- Overlook Terrace Corp.1
- P.S.D.V. Realty Corp.1
- Paine, Rigaud B.3
- Palwest Realty2
- Pamela Equities Corp.1
- Pan Am Equities, Inc.6
- Pan Am Rentals, Inc.1
- Park 64th Street Inc.1
- Park Avenue Properties, Inc.2
- Park Hill Estates, Inc.9
- Park Realty Corp.1
- Park Terrace Gardens Inc.1
- Park Terrace Improvement Co.1
- Park West Holding Corp.1
- Parker, Frank S.1
- Parkteen Corp.1
- Paull, Peter9
- Payson McL. Merrill Co., Inc.3
- Peabody, Wilson and Brown12
- Pearce and Mayer2
- Pearle and Mayer1
- Pease and Elliman, Inc.256
- Pemberton Realties1
- Peniston, Eric W., Jr.6
- Pennsylvania Railroad Co.1
- Peppe and Brother Inc.1
- Perlow, J.1
- Petchers, S.N.3
- Peter Doelger, Inc.14
- Peter Sharp and Co.3
- Plate, E.C.1
- Plaza Management Co.51
- Plummer, Charles B.1
- Popkin, Anne1
- Post Holding Corp.1
- Potter, Hamilton and Co., Inc.15
- Prefabricated Inc.1
- Primrose Associates4
- Psaty and Fuhrman, Inc.3
- Punia & Marx5
- Queens BAM Management8
- Quinto and Herbst6
- R. and H. Management Co.2
- R.F.N. Construction Corp.1
- R.G. Morgan and Co., Inc.2
- Rackow, A.2
- Radice Realty and Construction Corp.6
- Rakoff-Marolda Corp.1
- Real Estate Management Co.2
- Realty Agency Corp.2
- Realty Associates, Inc.2
- Realty Equities Corp. of New York1
- Regas Building Corp.2
- Relide Realty Corp.1
- Rental Experts, Inc.8
- Rental and Management Associates Corp.2
- Resnik Development Corp.4
- Rhinelander Real Estate Co.1
- Rhinelander, Philip1
- Rhoades-Kennedy Security Corp.2