| P E RØRSERVICE OSLO AS | 981945220 | OSLO |
| PER OVE LØSET | 970056998 | VOLDA |
| PER OVE SIGGERUD | 969176483 | ÅS |
| PERPETUUM AS | 984464045 | TROMSØ |
| PERSONLIG ARKITEKTUR AS | 927994909 | TIME |
| PERSSON ELEKTRO AS | 834735032 | HAUGESUND |
| PER TRY AS | 982124670 | KRISTIANSAND |
| PES TRANSPORT OG GRAVING AS | 990492808 | LIER |
| PETERS BYGGSERVICE AS | 992243228 | BÆRUM |
| PETERSEN AS | 983541666 | TROMSØ |
| PETERSMURERFIRMA BRYDE | 997132491 | INDRE ØSTFOLD |
| PETTER A OLSEN AS | 987965045 | HVALER |
| PETTER BAKØY AS | 993433489 | INDRE FOSEN |
| PETTER DAHL SERVICES AS | 923437363 | BERGEN |
| PETTER J. RASMUSSEN AS | 971000724 | HAUGESUND |
| PETTERSEN BYGG AS | 911548593 | SENJA |
| PETTERSEN-BYGG AS | 930828378 | ALTA |
| PETTERSEN BYGG OG RENOVERING AS | 997224787 | KARLSØY |
| PETTERSEN DRIFT AS | 995150182 | LURØY |
| PETTERSEN ENTREPRENØR AS | 930699624 | VAKSDAL |
| PETTERSEN RUNE | 970093842 | EIDSVOLL |
| PETTERSENS EL INSTALLASJON AS | 839064152 | RAKKESTAD |
| PEWI AS | 971169478 | DRAMMEN |
| PID SOLUTIONS AS | 998626978 | TØNSBERG |
| PIHL ELEKTRO AS | 990703590 | BERGEN |
| PILAR BYGGRÅDGIVNING AS | 985467102 | FLEKKEFJORD |
| PILOT ARKITEKTER AS | 984388217 | OSLO |
| PINGVIN KLIMA AS | 983060439 | OSLO |
| PINI NORGE AS | 928805808 | BERGEN |
| PIPE EKSPERTEN AS | 960155203 | HALDEN |
| PIPEFIKS AS | 914099978 | VENNESLA |
| PIPEREP AS | 912185141 | ULLENSAKER |
| PIR2 AS | 995792974 | TRONDHEIM |
| PIR2 OSLO AS | 995118777 | OSLO |
| PKA ARKITEKTER AS | 837506492 | TRONDHEIM |
| PK BYGGSERVICE AS | 917536104 | OSLO |
| PK ENTREPRENØR AS | 932171295 | KRISTIANSAND |
| PK HUS AS | 970923845 | KONGSBERG |
| PK ØVERDAL AS | 930727911 | TINN |
| PK RØR AS | 932478447 | BÆRUM |
| PK SERVICE AS | 980958779 | TRONDHEIM |
| PK STRØM AS | 986514988 | SALTDAL |
| PLAMEK AS | 986018522 | KRØDSHERAD |
| PLAN1 AS | 918412344 | ELVERUM |
| PLANAKUSTIKK AS | 913421949 | BÆRUM |
| PLAN ARKITEKTER AS | 976729153 | TRONDHEIM |
| PLANBYGG.NET AS | 916178395 | KRISTIANSAND |
| PLANERA AS | 921299311 | AUSTEVOLL |
| PLANFORUM ARKITEKTER AS | 974373483 | BÆRUM |
| PLANHUSET AS | 992401222 | DRANGEDAL |