| Certificaathouder | Certificaatnummer | Product | Trede | Geldig tot | Uitgestelde datum ASA | Plaats | Land | Kvk |
|---|---|---|---|---|---|---|---|---|
| Strukton Infrastructure Specialties B.V. | K-0214293/1 | SCL Original | 5 | 06-11-2026 | Utrecht | NL | 85008869 | |
| autmatec GmbH Leitungs- und Netzbau | 4.09.0035 | SCL | 3 | 29-11-2025 | Walldorf | DE | HRB 432834 | |
| De Medts | 0418SCL318 | SCL Original | 4 | 16-10-2025 | Wijnegem | BE | 0400.853.587 | |
| BKW Energy Solutions GmbH | 2268632 | SCL | 3 | 28-11-2025 | Weiterstadt | DE | HRB 102706 | |
| HaskoningDHV Nederland B.V. Business Unit Rail & Mobility Hubs | 0418SCL326 | SCL Original | 4 | 15-11-2025 | Utrecht | NL | 56515154 | |
| ENPROM Sp. z o.o. | 2267849 | SCL | 3 | 30-11-2025 | Warszawa | PL | KRS: 0000365831 | |
| Viro Echt B.V. Afdeling Industriële Projecten | 13263-12.2 | SCL | 3 | 30-11-2025 | Echt | NL | 06089929 | |
| Kuilboer B.V. | 7804-9.1 | SCL Light | 2 | 30-11-2025 | Heerhugowaard | NL | 66381274 | |
| Vollenbroek Betonwerken B.V. | 14109-2.1 | SCL | 3 | 01-12-2025 | Zeddam | NL | 09183340 | |
| Nika Holding B.V. | EBN.ASA.3590ASA | Approved Self Assessment | 02-12-2025 | 01-01-2026 | Breukelen | NL | 30205420 |