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| ECN (6) | ECN AS (125) |
| ECN - Engineering Consultants Norway AS (4) | EDB ErgoGroup AS (20) |
| Eidsberg Kommune (5) | Eidsvoll kommune (15) |
| Eigersund Kommune (23) | Elan Bergen (4) |
| Electi as (4) | Elektro Bodo AS (4) |
| Elkjop (12) | Ellefsen & Co AS (4) |
| Ellingsen NOR Instruments (4) | Eltel Networks (13) |
| EMAS AMC (10) | Emerio Media AS (5) |
| Eminent People AS (8) | Enebakk kommune (4) |
| ENERCON Services Norway AS (4) | EnterCard IT Operations (4) |
| Epsilon (4) | ePunkt Internet Recruiting GmbH (6) |
| ES-Perfekt (8) | EURO WORK (7) |