CES Group established with a clear vision to deliver high-quality building services engineering solutions.

Opened our first office in Vancouver, British Columbia, Canada.

Established our UK business via Superstructures with office in Ipswich, forming the foundation for growth in the UK.

Opened our Toronto office, expanding our presence in Eastern Canada.

Established our UK MEP business and opened our London office, supporting growing opportunities across key sectors.

Zenon delivers the largest affordable housing scheme in the UK in a modular format, breaking new ground in modular, fabrication services.

Opened our Calgary office, further strengthening our presence in Western Canada.

Opened our Edmonton office, supporting growth across Alberta and the Western market.

Opened our Darlington office in the UK, expanding our regional presence and client support.

Delivered our first projects in the United States, marking an important step in our international growth.

Opened our Ottawa office, expanding our presence across Eastern Canada.

CES wins International Modular Project of the Year at the Offsite Awards for the Dallas Fort Worth International Airport.

Opened our Cambridge office in the UK, further strengthening our UK presence.

CES Group becomes Zenon Engineering, bringing our 25+ year legacy into a unified identity and stronger platform for the future.

Continuing to grow our people, capabilities and impact — engineering a more sustainable and resilient built environment for generations to come.