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| ENTREPRENØR WELIN & HANEBORG AS | 963509138 | OSLO |
| ENTREPRETOR AS | 970892370 | VEFSN |
| ENVIDAN AS | 927269287 | SANDEFJORD |
| ENVIRO AS | 931100564 | SANDNES |
| ENVIRO ENTREPRENØR AS | 917995427 | OSLO |
| ENVIROPROCESS NORWAY AS | 992738022 | ASKER |
| ENWA WATER TECHNOLOGY AS | 981335961 | SANDEFJORD |
| E. OPGÅRD AS | 925345423 | ALTA |
| EOS RØR AS | 832918792 | BÆRUM |
| E P HÅLAND MASKIN | 970394532 | GJESDAL |
| EPTEC Energi AS | 957492258 | OSLO |
| EQUIENT AS | 817523552 | OSLO |
| ERA GEO AS | 920591035 | MOLDE |
| ERGA VVS AS | 998877962 | SANDNES |
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| ERIK EGGUM AS | 964977224 | LILLESTRØM |
| Erik Håland Maskin A/S | 947504436 | HÅ |
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| ERIKSEN MASKIN AS | 991341420 | ALTA |
| ERIKSEN MUR & FLIS | 981214757 | DRAMMEN |
| ERIKSEN VVS AS | 928696235 | ØVRE EIKER |
| ERIKSTAD INDUSTRIER AS | 995556170 | LØDINGEN |
| ERIK SVEEN AS | 913756029 | GAUSDAL |
| ERLAND A. MODAL AS | 928075427 | NES |
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| ERLEND HAUGE | 997294602 | VESTRE SLIDRE |
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