Sinewave Employee Directory
UtilitiesEngland, United Kingdom51-200 Employees
Sinewave is a specialist engineering firm delivering high and low voltage electrical services across the UK, providing turnkey solutions for electrical problems up to 400kV. It relies on engineers with strong technical understanding to keep electrical networks operating safely and efficiently. Based in Swindon, England, the company serves the utilities sector and related infrastructure projects across the country. The scope of work includes civil groundworks, jointing, and the installation of electrical plant and equipment such as switchgear and transformers, as well as low-voltage apparatus and EV charging installations. It is accredited as an Independent Connection Provider under Lloyds through the National Electricity Registration Scheme, and offers protection and commissioning services, grading studies, and commissioning of high- and low-voltage equipment. The firm provides a 24/7 emergency fault location service and conducts electrical system operation and safety training courses. In 2026, it expanded its facilities to South Marston and appointed Jim Arnold as Non-Executive Chairman, underscoring growth in its UK footprint.