ZEM Fuel Systems Limited are a Scottish company located in St. Andrews with a strong research, development, and deployment background specialising in creating engineering solutions to decarbonise the maritime industry. The ZEM Fuel Systems team aspires to establish itself as a world leading provider of highly efficient green technology solutions that contribute to decarbonising the maritime sector globally.

Zenitel's primary system offering is within Public Address, Intercom and Radio. Their key markets include: Building Security, Public Safety, Transportation, Industrial Manufacturing, Energy and Maritime.