| Last | First | Middle | Suffix | Desig | Company | City | State / Province |
Country |
| Page | Robert | R. | ASLA | National Park Service | Brookline | MA | ||
| Paine | Cecelia | R. | ASLA, CSLA | University of Guelph | Guelph | ON | Canada | |
| Pajonas | Joe | Rutgers The State University of New Jersey | Forest Hills | NY | ||||
| Palmer | James | F. | ASLA | Essex Junction | VT | |||
| Papadinoff | Thomas | P. | ASLA | NES Inc | Colorado Springs | CO | ||
| Papapetrou | Paul | Rutgers The State University of New Jersey | Bergenfield | NJ | ||||
| Paquet | Stacey | J. | ASLA | Parsons Brinckerhoff | Ferndale | MI | ||
| Parinella | Joseph | R. | ASLA | Universal Orlando UCF Hotel Venture | Orlando | FL | ||
| Parker | Cory | A. | ASLA | Seattle | WA | |||
| Parker | Steven | H. | ASLA | City of San Jose | San Jose | CA | ||
| Parlegreco | Vincent | J. | ASLA | U S Naval Academy PW Engineering | Annapolis | MD | ||
| Parsons | John | G. | FASLA | Washington | DC | |||
| Patko | Jarad | M. | Therba Group/Rutgers University | New Brunswick | NJ | |||
| Patterson | Campbell | CSLA | City of Saskatoon | Saskatoon | SK | Canada | ||
| Paul | Jennifer | H. | Rettler Corporation | Stevens Pt | WI | |||
| Paulette | L | Foster | III | ASLA | Lee's Summit Department of Parks and Recreation | Lee's Summit | MO | |
| Pauze | Fran | CSLA | Canadian Society of Landscape Architects | Arnprior | ON | Canada | ||
| Pearl | Jacqueline | M. | ASLA | JMP Associates | Weston | CT | ||
| Pearson | Dean | ASLA | The Architerra Group Inc | Littleton | CO | |||
| Peeler | Donald | E. | ASLA | Landarch Systems Inc | Vernon Hills | IL | ||
| Peifer | William | J. | ASLA | City of Scottsdale | Scottsdale | AZ | ||
| Pena | Pedro | S | ASLA | Capital Implementation Program | Albuquerque | NM | ||
| Pendelton-Parker | C M | PBS&J | Ft Lauderdale | FL | ||||
| Penniman | Anne | L. | ASLA | Anne Penniman - Landscape Architects | Essex | CT | ||
| Penrod | James | T. | ASLA | CLARB | Fairfax | VA | ||
| Peoples | Leslie | M. | ASLA | Vollmer Associates | Bloomfield | NJ | ||
| Perkins | Gary | O. | ASLA | HTNB Corporation | Chesterfield | MO | ||
| Perry | Lauren | R. | MacLeod Reckord | Seattle | WA | |||
| Perry | Linda | J. | University of Guelph | Guelph | ON | Canada | ||
| Pesek | William | B | City of St Paul Parks & Recreation Division | St Paul | MN | |||
| Pesenti | Cathryn | M. | 90 CES/CEV | FE Warren AFB | ||||
| Peter | Robert | T. | ASLA | Little & Little | Raleigh | NC | ||
| Peterson | Wade | C. | ASLA | Huitt-Zollars Inc | Dallas | TX | ||
| Petrarca | Barbara | A. | ASLA | Warwick | RI | |||
| Phelps | Brian | E. | Hawkins Partners Inc | Nashville | TN | |||
| Phiefer | Brian | D | Phiefer Earthscapes | Franklin Lakes | NJ | |||
| Philips | April | J. | ASLA | April Philips Design Works | Sausalito | CA | ||
| Phillips | Christopher | J. | ASLA | Phillips Farevaag Smallenberg | Vancouver | BC | Canada | |
| Phillips | Karen | A. | FASLA | Abyssinian Development Corp | New York | NY | ||
| Phillips | Timothy | B. | ASLA | Detroit | MI | |||
| Phipps | John | R | III | ASLA | Fulton County | Atlanta | GA | |
| Pietila | Sarah | Vallis | Hamilton | Bermuda | ||||
| Pihlak | Madis | ASLA | Pennsylvania State University | University Park | PA | |||
| Pinckney | J E | FASLA | Edward Pinckney Associates | Bluffton | SC | |||
| Pinto | Robin | L. | University of Arizona | Tucson | AZ | |||
| Plamondon | Redean | Parliamentary Precinct | Ottawa | ON | Canada | |||
| Plano | Stephen | L. | AICP | ASLA | Parsons Brinckerhoff | Baltimore | MD | |
| Plant | Meredith | University of Guelph | Hamilton | ON | Canada | |||
| Plante | Andre | Ville De Quebec Design Urbain Edifice La Fabrique | Haute Ville | QC | Canada | |||
| Plunkett | Idonna | J. | East Quogue | NY | ||||
| Pochadt | Michelle | University of Guelph | Cambridge | ON | Canada | |||
| Poitras | Serge | Plani - Cite | Montreal | QC | Canada | |||
| Polinko | Mark | W. | ASLA | ILT Vignocchi Inc | Wauconda | IL | ||
| Pongonis | Jeffrey | J. | ASLA | Columbus | OH | |||
| Porter | Joe | A. | FASLA | Design Workshop Inc | Aspen | CO | ||
| Porter | Lawrence | ASLA | Rutgers University Dept. of Landscape Arch | New Brunswick | NJ | |||
| Posthuma | Timothy | University of Maryland | Silver Spring | MD | ||||
| Posthuma | Viola | A. | University of Maryland | Silver Spring | MD | |||
| Potvin | Claude | CSLA | National Capital Commission | Ottawa | ON | Canada | ||
| Poullaouec | Philippe | G. | ASLA, CSLA | Universite De Montreal | Montreal | QC | Canada | |
| Powell | David | A T | CSLA | D Powell Landscape Architect | Regina | SK | Canada | |
| Powell | Everett | W. | Waukesha County Parks | Richfield | WI | |||
| Powell | Naomi | R. | University of Illinois Urbana | Urbana | IL | |||
| Pressley | William | FASLA | Pressley Associates Inc | Cambridge | MA | |||
| Preston | Kathryn | Grand Concourse Auhority | St. John's | NF | Canada | |||
| Presutti | Michael | E. | CSLA | MEP Design Inc | Toronto | ON | Canada | |
| Priester | John | E. | IV | ASLA | Stantec Consulting, Inc. | Reno | NV | |
| Prud-Homme | Chantal | CSLA | Chantal Prud'Homme | Ste-Catherine De La JC | QC | Canada | ||
| Pryor | Philip | E. | ASLA | Geller Associates Inc | Boston | MA | ||
| Przystup | Jerome | E. | ASLA | R Douglas Stewart Ltd | Lancaster | PA | ||
| Psioda | Ed | Starwood Hotels & Resorts | Washington | DC | ||||