| Certificaathouder | Certificaatnummer | Product | Trede | Geldig tot | Uitgestelde datum ASA | Plaats | Land | Kvk |
|---|---|---|---|---|---|---|---|---|
| Vandevloeren projecten b.v. | 2639063 | Approved Self Assessment | 29-03-2028 | Schiedam | NL | 24320393 | ||
| TenneT TSO B.V. Large Projects Netherlands | 0418SCL478 | SCL | 4 | 31-12-2027 | Arnhem | NL | 09083317 | |
| Handelsmij van der Kamp B.V. | SKGIKOB.015786.01.NL | SCL | 3 | 31-10-2028 | Zwolle | NL | 05050454 | |
| Handelsmij Van der Kamp B.V. - locatie Zierikzee(Handelsmij van der Kamp B.V.) | SKGIKOB.015786.01.NL | SCL | 3 | 31-10-2028 | Zierikzee | NL | 5049687 | |
| Voorbij Prefab B.V. | 3214390 | SCL | 3 | 29-03-2028 | Amsterdam | NL | 33296540 | |
| Zelziuz ZM B.V. | 3317564 | SCL Light | 3 | 22-05-2029 | Oldenzaal | NL | 51414813 | |
| Lomans Beheer B.V. | 3133300 | SCL | 3 | 30-03-2028 | Amersfoort | NL | 31037765 | |
| Lomans Amersfoort B.V.(Lomans Beheer B.V.) | 3133300 | SCL | 3 | 30-03-2028 | Amersfoort | NL | 31000591 | |
| Lomans Capelle B.V.(Lomans Beheer B.V.) | 3133300 | SCL | 3 | 30-03-2028 | Capelle aan den IJssel | NL | 24124533 | |
| Montage Jongens B.V.(Lomans Beheer B.V.) | 3133300 | SCL | 3 | 30-03-2028 | Amersfoort | NL | 63548933 | |
| J. Boonzaaijer Aannemingsbedrijf B.V. | 2653120 | SCL | 3 | 30-03-2028 | Loosdrecht | NL | 30034560 | |
| Asso.subsea Single Member S.A. | RQA00002390/6851184 | SCL | 3 | 31-03-2028 | Elefsina | GR | 996683169 | |
| Asso Marine Services Limited (Asso.subsea Single Member S.A.) | RQA00002390/6851184 | SCL | 3 | 31-03-2028 | Elefsina | GR | 997104149 | |
| Asso Marine Shipping Company(Asso.subsea Single Member S.A.) | RQA00002390/6851184 | SCL | 3 | 31-03-2028 | Elefsina | GR | 997215372 | |
| Den Breejen B.V. | 3199365 | SCL Light | 2 | 30-03-2028 | Cruquius | NL | 34364417 | |
| Den Breejen Infra B.V.(Den Breejen B.V.) | 3199365 | SCL Light | 2 | 30-03-2028 | Cruquius | NL | 34364417 | |
| Den Breejen Logistiek B.V.(Den Breejen B.V.) | 3199365 | SCL Light | 2 | 30-03-2028 | Cruquius | NL | 34063516 | |
| DB Econorm B.V.(Den Breejen B.V.) | 3199365 | SCL Light | 2 | 30-03-2028 | Cruquius | NL | 63664704 | |
| Datadigest B.V. | 0418SCL-L108 | SCL Light | 3 | 23-03-2028 | Rijswijk | NL | 53096827 |