Network Rail Principal Contractor

Collis Engineering Ltd have been awarded a provisional Network Rail Principal Contractor License. This accreditation was issued following an audit in accordance with the Network Rail Principal License Scheme NR/L2/INI/CP0070. The On-site works for Collis Engineering...

Signal House Achieve SIL 4

Signal House Ltd are delighted to announce that their range of LED Colour Light Signals and LED Colour Light Dimmable Signals have been deemed compliant, and have been awarded a SIL 4 certification. Please see our Group Assurance page to view the certificates.

Parliamentary Visit

Collis Engineering Ltd were proud to host The Rt Hon Patrick McLoughlin MP, Secretary of State for Transport and Nigel Mills MP for Amber Valley to our Alfreton premises. During the visit the MP’s were given a guided tour of the facilities, were shown demonstrations...

CE Marking Attained

Collis Engineering Ltd is delighted to announce that we have undergone and successfully attained CE Marking accreditation to standard BS EN 1090-1 for structural steelwork. We have been approved by the Steel Construction Certification Scheme (SCCS) and our certificate...