Nick Lewis promoted to Senior Security Operations Manager

Nick Lewis steps up to Senior Security Operations Manager following a demanding summer of hard work, leadership and support for his team.

Glen Clark joins DIAMA Security as Head of Operations

Glen Clark joins DIAMA Security as Head of Operations, bringing British Army, close protection and crowd management experience.

Roberta Thompson receives the DIAMA Impact Award

DIAMA Security is proud to recognise Roberta Thompson with a DIAMA Impact Award, presented at our Canary Wharf head office in recognition of her contribution throughout a demanding 2026 season. Roberta has consistently gone above and beyond for her colleagues and for DIAMA. This award is our way of saying thank you properly for the time, effort and care she gives to the team. First to offer a hand First on shift. Last to leave. Always the first to say, “I’ll help.” Those words capture the...

Siddiq Mohammed: part of DIAMA from the start

With DIAMA from the start, Marketing & Commercial Manager Siddiq Mohammed is recognised for his creativity, commitment and support for colleagues.